The Changes to the United States Prior Art Law Implemented

The Changes to the United States Prior Art Lawdefense of lack of infringement under the
Implemented by PL 108-453 Enacted Decemberdoctrine of equivalents, and the defendant wants
10, 2004the old 103 applied vis-a-vis its defense of
invalidity and its defense of lack of infringement
I. Summaryunder the doctrine of equivalents? The patentee
II. Changes To 35 USC 103meets the "any party in any action" criteria, as
III. Analysisdoes the defendant. The patentee meets the
IV. Impact On "action pending ... on the date of"rights" provision based upon its patent rights.
the enactment of this Act"Does the defendant's commercial activity infringing
V. Impact On Right to an Interference Proceedingthe patent amount to a covered "right". In such
VI. Broadening Claims in Pending Applicationsactions, which version of 103 applies, and which
VII. Proactive Action and Agreements Relating toparties "rights" are superior? If Congress wanted
Applications Claiming Similar Subject Matterto ensure that the new law would be effective
VIII. Conclusionagainst patents in an ongoing patent litigation, it
I. Summarycould have clearly so stated. The special provision
On November 20, 2004, the Congress passed S.on the effective date is not such a clear
1292. President Bush signed S. 1292 into law asstatement.
Public Law No: 108-453 (PL 108-453). This is a lawThis law was clearly partially in response to the
reducing the scope of prior art in the Unitedjudicial construction of 35 USC 102(g) expanding
States. The goal of the law is to remove certainthe scope of prior art in Oddzon Products, Inc. v.
restrictions on patenting inventions resulting fromJust Toys, Inc., 122 F.3d 1396 (Fed. Cir.
collaborative work between different people1997)(Lourie, J.). However, merely because S.
employed by more than one legal entity.1292, now PL 108-453, was in response to that
Specifically, PL 108-453 amends 35 USC 103(c) assituation does not mean that existing defendants
indicated below.in litigation should benefit from the prior version of
II. Changes To 35 USC 10335 USC 103 and its interpretation in Oddzon
The prior version of 35 USC 103(c) read asProducts, Inc.
follows:The special provision generally would only harm
(c) Subject matter developed by another person,patent applicants, so patent applicants should
which qualifies as prior art only under one or moreignore it and promptly file 103(c)(2)(C)
of subsections (e), (f), and (g) of section 102 ofamendments. There may however be an
this title, shall not preclude patentability under thisexceedingly rare case where a patent applicant
section where the subject matter and the claimedwould not want to file a 103(c)(2)(C) amendment
invention were, at the time the invention wasbecause doing so would moot an interference
made, owned by the same person or subject toissue that the patent applicant wanted to resolve
an obligation of assignment to the same person.via an interference proceeding, as discussed
(Amended Nov. 8, 1984, Public Law 98-622, sec.below.
103, 98 Stat. 3384; Nov. 1, 1995, Public LawV. Impact On Right to an Interference Proceeding
104-41, sec.1, 109 Stat. 3511.)Keep in mind that the USPTO's position on
The new version of 35 USC 103(c) pursuant tointerference proceedings is that their primary
PL 108-453 reads as follows:purpose is "to assist the examiner in the
(c)(1) Subject matter developed by anotherexamination of a patent application." JD v. SH,
person, which qualifies as prior art only under onepaper No.55, Interference 104,044, (Trial Section
or more of subsections (e), (f), and (g) of sectionof the BPAI, November 11, 1999). Therefore,
102 of this title, shall not preclude patentabilityinterference proceedings are only necessary when
under this section where the subject matter andthe existence of a patent precludes the issuance
the claimed invention were, at the time theof a pending application. In this regard, note that a
claimed invention was made, owned by the sameparty whose application is rejected by a patent
person or subject to an obligation of assignmentwhich it could remove from prior art by filing a
to the same person.103(c)(2)(C) amendment, could remove the
(2) For purposes of this subsection, subjectrejection by filing the103(c)(2)(C) amendment.
matter developed by another person and aThat action will also likely preclude an interfere
claimed invention shall be deemed to have beenproceeding with the patent, at least according to
owned by the same person or subject to anthe reasoning in JD v. SH. However, there are
obligation of assignment to the same person if--situations where the applicant desires to take
(A) the claimed invention was made by or ondown the blocking patent instead of removing it
behalf of parties to a joint research agreementfrom prior art, in which situations the applicant
that was in effect on or before the date theshould not file a the103(c)(2)(C) amendment.
claimed invention was made;With respect for the potential for an interference
(B) the claimed invention was made as a result ofin situations were both parties to a joint research
activities undertaken within the scope of the jointagreement have filed in their applications and
research agreement; andpatents 103(c)(2)(C) amendments, an interference
(C) the application for patent for the claimedis still possible. That is, the interference statutory
invention discloses or is amended to disclose thesection, 35 USC 135(a), grants the USPTO
names of the parties to the joint researchdiscretion when to declare interferences.
agreement.Moreover, 35 USC 135(a) provides an independent
(3) For purposes of paragraph (2), the term "jointbasis for judgement against one party, specifically,
research agreement" means a written contract,lack of priority for a patentable invention, upon
grant, or cooperative agreement entered into bywhich to cancel that party's claims. Cf. "Viability of
two or more persons or entities for thethe Hilmer Doctrine" Neifeld, 81 JPTOS 544,
performance of experimental, developmental, orsection III.B (July 1999) (posted at ); and In re
research work in the field of the claimed invention.McKellin, 529 F.2d 1324, 1327, 188 USPQ 428, 432
The effective date provision for PL 108-453 read(CCPA 1976)("An applicant who has lost an
as follows:interference is not entitled to claims which
SEC. 3. EFFECTIVE DATE.correspond to the subject matter of the counts
(a) IN GENERAL- The amendments made by thisof the interference. A determination of priority of
Act shall apply to any patent granted on or afterinvention adverse to an applicant constitutes the
the date of the enactment of this Act [sic; on orfinal refusal by the Patent and Trademark Office
after December 10, 2004].of the claims involved. 35 USC 135." Emphasis in
(b) SPECIAL RULE- The amendments made bythe original.) Thus, it is possible that the USPTO
this Act shall not affect any final decision of awould declare an interference in a situation where
court or the United States Patent and Trademarkneither party's inventive activities are prior art
Office rendered before the date of theagainst the other party.
enactment of this Act [sic; December 10, 2004],Moreover, the 103(c) exclusion from prior art
and shall not affect the right of any party in anyapplies only for non-anticipating prior art. That is,
action pending before the United States Patentthe exclusion does not apply to a patent claim of
and Trademark Office or a court on the date ofa first party to the joint research agreement if
the enactment of this Act [sic; December 10,the inventive activity of the second party to the
2004] to have that party's rights determined onjoint research agreement anticipates the subject
the basis of the provisions of title 35, Unitedmatter defined by the claim. Thus, it is still possible
States Code, in effect on the day before thefor a 103(c)(2)(C) amendment to fail to remove
date of the enactment of this Act [sic; Decemberthe question of blocking prior art based upon
10, 2004].inventive activities of parties to a joint research
III. Analysisagreement. In such situations, the facts as to
Secret prior art refers to subject matter that iswho first invented claimed subject matter may
prior art under U.S. law, but that is not publiclyneed to be determined via an interference, or if
disclosed. It includes subject matter meeting thethe parties agree to cooperate, to a private
criteria of subsections (e), (f), and (g) of sectioninvestigation and submission of relevant prior art
102. Those criteria are the filing of a patentadmissions to the USPTO.
application, for 102(e), deriving the patentableIn fact, how the USPTO will resolve the question
invention from another person, for 102(f), andof interference between patents and applications
prior secret invention by a third party, for 102(g).subject to 103(c)(2)(C) rights is an open legal
The version of 35 USC 103 in effect prior toquestion. Since this is an open legal question, and
December 10, 2004 excluded from the definitionsince 103(c) may still block allowance of desirable
of prior art non-anticipating secret prior art, soclaims despite a joint research agreement, parties
long as the non-anticipating secret prior art wasto such agreements might consider addressing
based upon activity by people subject by contractboth the issue of interference and blocking 103(c)
to assign their inventions to the same legal entityprior art in their joint research agreements. When
as the named inventor. The revised statutemight this situation arise? Consider for example a
expands the exclusion of subject matter fromUniversity attempting to derive revenue by
secret prior art to include any non-anticipatinglicensing a valuable technology when the corporate
subject matter meeting the following conditions.partner to its related joint research agreement
1. A Pre-existing Agreementalso patented that technology only to block its
The assignee of a claimed invention has in placecommercial implementation in favor of an
prior to the date the claimed invention was madealternative technology. Consider for another
an agreement "for the performance ofexample a first party to a joint research
experimental, developmental, or research work inagreement that so broadly claim the results of
the field of the claimed invention" (that is, a jointthe joint research that one claim is anticipated by
research agreement).the inventive work solely of inventors employed
Thus, a qualifying agreement that may impartby the other party, and the other party has for
immunity may have existed prior to thewhatever reason failed to claim that subject
implementation of the legislation.matter. It is certainly far easier to address these
2. A Result of Activities Within the Scope of thetypes of situations in advance when entering into
Agreementa joint research agreement than after they occur.
The "claimed invention was made as a result ofVI. Broadening Claims in Pending Applications
activities undertaken within the scope of the jointKeep in mind that the change in the law covers
research agreement."pending applications if the foregoing conditions of
Thus, the agreement should broadly define thethe joint research agreement existed when the
activities that are within "the scope of the jointinventions disclosed in the application were made.
research agreement." There will in certainIf pending claims have scope limited to avoid
instances be competitive interests requiring thesubject matter that at the time the application
parties to the agreement to draft thewas filed was 103(c) prior art and which can now
agreements with narrow scope. In those types ofbe removed from 103(c) prior art by the filing of
situations, we can eventually expect litigation overa 103(c)(2)(C) amendment, consider filing a
whether the 103(c)(2) exclusion applies, and the103(c)(2)(C) amendment and presenting suitably
decision in such litigation will construe the meaningbroader claims.
of terms in the agreements against various factVII. Proactive Action and Agreements Relating to
patterns. In any case, terms of such agreementsApplications Claiming Similar Subject Matter
should be thought out carefully and fully defined inAnother set of issues are raised by the change in
the agreement to minimize the chance ofthe law's impact on applications claiming similar
unexpected adverse consequences.subject matter filed by different parties to a joint
3. The Application Discloses the Parties to theresearch agreement. The PTO specifiesthat the
Agreementduties of disclosure and candor extend to
The "application ... discloses or is amended tonotifying the examiner when the applicant knows
disclose the names of the parties to the jointthat similar claims are presented in different
research agreement."applications, so that the examiner can decide
Since this passage requires amendment of thewhether to impose a double patenting rejection.
application, it is debatable whether it would applyThe issues relate to both the duty of disclosure
to a certificate of correction to an issued patent.and double patenting.
The legislative history suggests that a postThe duty of disclosure obviously extends to
issuance certificate of correction might besimilar claims in applications owned by different
acceptable. However, that contradicts the actualparties, to the extent that each party knows
language of the statute. Thus, a party desiring thisabout the other parties applications. Accordingly, if
exclusion in an issued patent, particularly if litigationthere is patent application information shared
is contemplated, might have to resort to filing anamongst parties to the agreement, the
application to reissue the patent, and then amendprosecuting patent attorney must be provided
the reissue application, to be certain the exclusionwith that information to fulfill the 37 CFR 1.56
applies.duties of disclosure and candor to the USPTO.
Moreover, it may be possible to file reissueAnother issue is how entities should act to
applications for currently issued patents forminimize the potential for double patenting
purpose of adding a 103(c)(2)(C) amendment andrejection damage to their patent portfolios.
also to satisfy the requirement that the [reissue]For example, if each one of two entities to a joint
patent be issued after the December 10, 2004research agreement files a patent application, and
effective date of PL 108-453.one or both of the applications are subject to
Generally, any party having such an agreementdouble patenting rejections over one another, how
should promptly file 103(c)(2)(C) amendments inshould the two entities handle that situation? Note
the affected patent applications. Keep in mind thatthat there now exists no regulation allowing either
such an amendment could remove prior art thatentity to remove the rejection by filing a terminal
might otherwise arise in discovery in litigation ordisclaimer because the applications are not
due diligence against an issued patent. Accordingly,co-owned! 37 CFR 1.321(c)(3) requires common
it pays to file a 103(c)(2)(C) amendmentownership of both patents or applications for a
whenever the claimed invention arguably meetsterminal disclaimer to be effective to remove a
the other requirements for the exclusion.double patenting rejection. Accordingly, the parties
IV. Impact On "action pending ... on the date ofshould contemplate now, actions to take, to avoid
the enactment of this Act"this problem.
PL 108-453 is effective for patents granted on orSuch actions might include an agreement to assign
after December 10, 2004. However, there is aall patents rights to one of the two entities, or to
special provision respecting ongoing proceedings,assign only those patents in which proper double
which states that the change in 35 USC 103 "shallpatenting rejections exist, to one entity, at a
not affect the right of any party in any actionsuitable time, with a suitable license back to the
pending before the United States Patent andassigning party. A more sensible action would be
Trademark Office or a court on the date of theto determine ahead of time whom to assign
enactment of this Act to have that party's rightspatent applications (with suitable license back) and
determined on the basis of the provisions of titlewhat each party will claim in the applications to
35, United States Code, in effect on the dayavoid or minimize the possibility of a double
before the date of the enactment of this Act."patenting rejection. Keep in mind that, even if the
There is a problem with that special provision. Thepatent applicant can defeat a double patenting
change in 103(c) can only help patentees, sorejection by filing a suitable terminal disclaimer, the
patentees would not want to have the olderdisclaimer may eliminate all potential patent term
version of 35 USC 103 apply. Thus, the specialadjustment. That patent term truncation effect
effective date provision is not likely to be invokedwill, generally speaking, be more detrimental the
by patentees. The term "rights" generally refersmore basic the underlying research, since the
to property rights, like a patentee's exclusivemore basic the underlying research, the further
rights. Accordingly, it is unclear to whom thisout in time commercialization occurs.
provision should relate.VIII. Conclusion
Moreover, the statement "any party ... thatPL 108-453 reduces the scope of prior art against
party's rights" suggests that this special provisionqualifying claimed inventions. Legal entities can
can apply to both or all parties in an action. Howtake advantage of the benefits of PL 108-453
will that provision be construed for example whenwith appropriate actions, and such entities may
a patentee litigant wants the new 103 appliedwant to promptly review the research related
vis-a-vis a defendant's defense of invalidity oragreements and take suitable action now.