Posts in Validity


Smartflash Petitions Supreme Court to Challenge PTAB under Appointments Clause

In early August, patent owner Smartflash filed a petition for a writ of certiorari with the U.S. Supreme Court to appeal a case stemming from covered …
By Steve Brachmann
4 days ago 7

Some Rovi Patent Claims Survive IPR After PTAB Issues Final Decision in Comcast Challenge

On Monday, September 10th, the Patent Trial and Appeal Board (PTAB) issued a final decision in an inter partes review (IPR) proceeding petitioned by telecommunications conglomerate Comcast …
By Steve Brachmann
6 days ago 1

Petition for En Banc Review Asks Federal Circuit for Clarity on Single Reference Obviousness

The focus of the appeal is the need for clarity with respect to hopelessly irreconcilable caselaw on the issue of single reference obviousness... Decisions from the Federal …
By Gene Quinn & Steve Brachmann
1 month ago 6

CAFC Upholds 101 Invalidation of Database Claims on Summary Judgment Despite Berkheimer

On Wednesday, August 15th, the Court of Appeals for the Federal Circuit issued a precedential decision in BSG Tech LLC v. BuySeasons, Inc. which upheld a decision …
By Steve Brachmann
1 month ago 15

US Inventor Files Amicus Brief With CAFC in Support of En Banc Rehearing on Single-Reference Obviousness Issue

On August 1st, the non-profit inventor advocacy group US Inventor filed an amicus brief with the Court of Appeals for the Federal Circuit asking the court to …
By Steve Brachmann
1 month ago 0

Federal Circuit Dismisses PTAB Appeal Because Appellant Fails to Prove Injury-In-Fact for Standing

On Friday, August 3rd, the Court of Appeals for the Federal Circuit issued a precedential decision in JTEKT Corporation v. GKN Automotive, which dismissed an appeal stemming …
By Steve Brachmann
1 month ago 1

Cannabis Extract Patent Assertion Underscores Issue of Limited Prior Art for Marijuana Inventions

The suit, filed in the District of Colorado, involves the assertion of cannabis patent claims covering liquid formulations of highly enriched extracts of plant cannabinoids... United Cannabis …
By Steve Brachmann
1 month ago 13

CAFC invalidates Boston University patent claim for lack of enablement

“In sum, Defendants showed that epitaxially growing a monocrystalline layer directly on an amorphous layer would have required undue experimentation—indeed, that it is impossible,” the Federal …
By Steve Brachmann
2 months ago 2

Apple Brings Patent Battle Against Qualcomm to PTAB With Six IPR Petitions on Four Patents

If Qualcomm's allegations are true, Apple will apparently stop at nothing to avoid paying licensing fees for Qualcomm’s patented technologies. Qualcomm’s tortious interference suit against …
By Steve Brachmann
3 months ago 2

Federal Circuit Reverses District Court’s Invalidation of Patents Asserted Against Apple

On appeal to the Federal Circuit, Zeroclick argued that the district court erred in construing those two terms as means-plus-function limitations, an argument with which the Federal …
By Steve Brachmann
4 months ago 0

In Tinnus v. Telebrands, Federal Circuit Reverses PTAB’s Finding of Indefiniteness After PTAB Erred in Packard Analysis

On Wednesday, May 30th, the Court of Appeals for the Federal Circuit entered a decision in Tinnus Enterprises v. Telebrands Corporation which reversed and remanded an earlier …
By Steve Brachmann
4 months ago 9

The PTAB Continues to Break Patent Promises to the Detriment of Inventors

Surviving inventors are incredibly rare. I have met dozens of inventors with incredible discoveries whose naïve belief in the patent system have cost them way more …
By Josh Malone & Steve Brachmann
4 months ago 54

WesternGeco’s Time-Bar Argument Fails to Save its Invalidated Patents

On appeal, WesternGeco argued 1) the Board erred as to its unpatentability determinations; and 2) the IPR proceedings were time-barred under 35 U.S.C. § 315(b) because ION acted in …

Federal Circuit Asked to Reconsider IPR Ruling in Context of Database Search Algorithms

On May 9, 2018, Network-1 Technologies, Inc. filed a combined petition for panel rehearing or rehearing en banc with the United States Court of Appeals for the Federal Circuit, …
By Charles R. Macedo & Jung Hahm
4 months ago 2

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 months ago 22

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