Posts in Federal Circuit


CAFC Upholds Section 101 Invalidity Finding on Rule 12(b)(6) Motion, Nixing Patents Covering App Management

On Monday, April 9th, the Court of Appeals for the Federal Circuit upheld the invalidity of a series of patents asserted against the American subsidiary of Japanese …
By Steve Brachmann
5 days ago 22

Federal Circuit Allows USPTO to Defend Appeal from Inter Partes Reexamination

In Knowles Elecs. LLC v. Iancu, Knowles appealed the inter partes reexamination decision of the Board, which affirmed an examiner’s finding that certain claims were anticipated …

Claimed and prior art ranges must have meaningful difference for nonobviousness

Patent claims can recite a numerical range and a patent can be awarded based on the novelty and nonobviousness of the claimed range. Normally, compositions are claimed …
By James Yang
10 days ago 3

Issue Preclusion, PTAB, and the Split Federal Circuit: Knowles Electronics v. Cirrus Logic

Under the status quo, neither the patentee nor the public is able to rely on judicial determination of an issue that might later be taken to the …

Federal Circuit Reverses PTAB Invalidation of Wireless Network Patent in Apple Cases Involving APJ Clements

The Court of Appeals for the Federal Circuit recently issued a decision in DSS Technology Management v. Apple, which reversed an earlier decision by the Patent Trial …
By Gene Quinn & Steve Brachmann
14 days ago 3

The CAFC Split Non-precedential Decision in Exergen v. Kaz Raises Interesting Issues About Eligibility Determinations

In Exergen Corporation v. Kaz USA, No. 16-2315 (March 8, 2018), the Federal Circuit, in a split non-precedential opinion, affirmed a holding that Exergen’s claims directed to methods …

How Not to Copy: What is Fair and What is Fair Use?

These issues of fairness and fair use are played out in the recent Oracle v. Google decision. In a convoluted case that has gone up to the …
By Raymond Van Dyke
20 days ago 0

The Federal Circuit’s Approach to the Infringement Analysis in Hatch-Waxman Cases

35 U.S.C. § 271(e)(2) provides that it shall be an act of infringement to submit an Abbreviated New Drug Application (“ANDA”) “if the purpose of such submission …
By Theodore Chiacchio
22 days ago 3

Federal Circuit Issues Rule 36 Affirmance of PTAB After Acknowledging Lack of Technical Knowledge in Oral Arguments

On March 13th, the Court of Appeals for the Federal Circuit issued a decision in Cascades Projection v. Epson America, which upheld a ruling by the Patent …
By Steve Brachmann
22 days ago 4

Doubling Down on Double Adjudication – the MerchSource post-issuance review model

Imagine this: you become aware of a patent that might cover your products, so you reach out to the patentee to secure a license agreement. After negotiating …
By Melissa Brand & Hans Sauer
23 days ago 6

Conclusory approach to obviousness by PTAB in IPR insufficient to render claims invalid

The Federal Circuit found that the Board failed to provide sufficient explanation for its obviousness finding, instead using a conclusory approach that asked whether the missing limitation …

Mohawk Tribe wins stay from Federal Circuit in sovereign immunity fight

The Federal Circuit issued an Order staying further proceedings at the PTAB relating to the RESTASIS patents now owned by the Saint Regis Mohawk Tribe. The stay …
By Gene Quinn
27 days ago 4

Google’s use of Java API packages in Android OS not a fair use

The Federal Circuit found Google’s use of Java API packages in it's Android operating system was not a fair use as a matter of law, resurrecting …
By Gene Quinn
28 days ago 15

Federal Circuit applies collateral estoppel where prior IPR previously construed related claim

Collateral estoppel is not limited to identical patent claims or claims within a single patent and may preclude a contradictory construction of a claim term already construed …

Federal Circuit Affirmed Obviousness of ‘435 Patent Claims

The broadest reasonable construction of “sterilant concentration levels” encompassed both the “gas laden” (or “in air”) sterilant levels and the residual sterilant levels. Nothing in the specification …