Patents Prior Art

News & Analysis as of

Federal Circuit Again Reverses PTAB Obviousness Determination

In what is becoming a familiar basis for reversal of PTAB decisions, the Federal Circuit yet again reversed the PTAB for its failure to adequately explain the basis for combining multiple prior art references in support of...more

IPR Denied after Board Finds Asserted PCT Publication Not Entitled to Priority Application’s Filing Date under Pre-AIA 35 U.S.C. §...

The PTAB denied institution of an IPR based on patent owner’s challenge to the prior art status of a PCT publication that was asserted by the petitioner as pre-AIA 35 U.S.C. § 102(e) prior art in Forty Seven, Inc. v....more

Do I Need a Patent Prior Art Search?

This is a common question among many new inventors. To be patentable, an invention must be novel and non-obvious in view of the “prior art.” Prior art includes prior filed patents, patent applications, and other public...more

The Removal of Matter from the Provisional Application is Significant to the Interpretation of the Claims in the Non-Provisional...

In MPHJ Technology Investments, LLC. v. Ricoh Americas Corp., [2016-1243] (February 13, 2016), the Federal Circuit affirmed the PTAB decision that claims 1-8 of U.S. Patent No. 8,488,173 were invalid on the grounds of...more

Federal Circuit Looks to Provisional Patent Application in Determining Claim Scope

Differences between a provisional patent application and a nonprovisional application claiming priority to the provisional application may inform claim construction, following the Federal Circuit’s recent decision in MPHJ...more

You’re So Vague: Federal Circuit Sends IPR Decision Back to PTAB for More Thorough Analysis

In a precedential decision, the Federal Circuit reaffirmed that the Patent Trial and Appeal’s Board (PTAB) is required to explicitly state motivations to combine prior-art references in claim rejections for obviousness. ...more

Managing Patent Portfolios and Drafting Applications To Withstand IPR Challenges

Since implementation of the Leahy-Smith America Invents Act, inter partes review (“IPR”) and other post-grant proceedings have been used successfully to challenge and invalidate thousands of patent claims. Over 2,000 IPR...more

Court Rejects Theory Of Derivation Based On FDA Requirement

The Federal Circuit decision in Cumberland Pharmaceuticals Inc. v. Mylan Institutional LLC may be more interesting for what Mylan argued than for what the Federal Circuit decided. However, it could be an important decision...more

Evidence to Negate PGR Eligibility Based on Filing Date May Not Be Sufficient to Establish Filing Date for Purposes of Antedating...

Addressing for the first time the sufficiency of evidence needed to establish an earlier priority date for purposes of post-grant review (PGR) eligibility versus the evidence required to antedate a prior art reference, the...more

PTAB Provides A Possible Roadmap For Patent Owners To Successfully Argue Secondary Considerations Of Nonobvious

For just the third time ever, the Patent Trial and Appeals Board (“PTAB” or the “Board”) recently sided with a Patent Owner in an inter partes review (“IPR”) to find that evidence of secondary considerations of...more

Eli Lilly & Co. v. Teva Parenteral Medicines, Inc. (Fed. Cir. 2017)

From the nadir of the Supreme Court's allegations that the Federal Circuit "fundamentally misunderstood" the law of inducing infringement in Limelight Networks, Inc. v. Akamai Technologies, Inc., the nation's specialized...more

In re Schweickert (Fed. Cir. 2017)

USPTO's Conclusion of Obviousness Rendered Primary Reference Unsatisfactory for Intended Purpose - In a nonprecedential opinion, the Federal Circuit vacated a decision by the Board and remanded the case on appeal from...more

How to Search Like an Examiner With the Scientific and Technical Information Center

The latest trend in patent examiner prior art searches is pushing examiners to use the Scientific and Technical Information Center (STIC) Program to use more foreign patents and foreign non-patent literature during patent...more

Factual Dispute Defeats Summary Judgment on Inherent Anticipation

Addressing inherent anticipation and inequitable conduct issues, the US Court of Appeals for the Federal Circuit vacated a summary judgment of inherent anticipation, finding that material facts remained in dispute, and...more

PTAB Convinced by Secondary Considerations to Find Claims Non-Obvious in IPR

On January 19, 2017, the Board issued a final written decision in World Bottling Cap, LLC v Crown Packaging Technology, Inc. (IPR2015-01651) finding the challenged claims were not unpatentably obvious over the references...more

Inherent Anticipation for Biotechnology Inventions

Anticipation by inherent disclosure requires that a single prior art reference necessarily includes the unstated limitation. The unpredictable nature of biological processes means that winning summary judgment of invalidity...more

ClassCo, Inc. v. Apple, Inc.: A Reminder Of Obviousness Analysis Under KSR

In ClassCo, Inc. v. Apple, Inc. the Federal Circuit upheld a decision from the Patent Trial and Appeal Board (“the Board”), which invalidated several claims of ClassCo’s US Patent No. 6,970,695 (“the ’695 patent”) that...more

PTAB Maintains Obviousness Position after Remand

Addressing obviousness issues, including commercial success, the Patent Trial and Appeal Board (PTAB or Board) maintained its previous decision invalidating the claims of a patent related to coaxial cable connectors after the...more

Third Time’s Not the Charm for IPR Petitioner Adding Known References to Previously Rejected Prior Art Combination

Addressing whether to institute an inter partes review (IPR) based on a third petition by the same petitioner against the same patent claims, the Patent Trial and Appeal Board (PTAB or Board) denied institution both as an...more

IPR Estoppel Narrowed Even Further in D. Delaware Ruling

Despite the astounding success for patent challengers to date in IPR proceedings, are you one who has been worried about the effects of the IPR estoppel in future litigation? Has this concern dissuaded you from considering...more

Challenges in Amending Claims in an IPR: The Evolving Burden on a Patent Owner

Amending claims during an inter partes review (IPR) proceeding is not like amending claims during ex parte prosecution or a reexamination procedure. Generally, the patent owner has only one chance to propose substitute...more

Unreasonable Claim Construction Causes PTAB Reversal

In a fairly case-specific claim construction analysis, the Federal Circuit reversed the PTAB recently in D’Agostino v. Mastercard, Int’l, 2016-1592, -1593 (Fed. Cir. Dec. 12, 2016), finding that the Board erred in determining...more

Invention Must Inevitably Result to be Anticipated by Inherency

In U.S. Water Services, Inc., v. Novozymes A/S, [2015-1950, 2015-1967] (December 15, 2016), the Federal Circuit vacated summary judgment of anticipation and affirmed the denial of summary judgment of no inequitable conduct....more

Specification as a Tool for Patent Eligibility Analysis

In a recent article, we discussed how courts have used patent specifications in finding that patents satisfy the Supreme Court’s Mayo/Alice test. However, the specification may be a double-edged sword. Language in the...more

PTAB Obviousness Decision Must Provide “Reasoned Explanation” For Motivation To Combine References

In a recent pair of decisions, the Federal Circuit has tightened the procedural and substantive requirements for Board decisions on obviousness. In Nuvasive, the Federal Circuit vacated a PTAB final decision that challenged...more

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