Posts Tagged: 35 USC 112


What to Know About Drafting Patent Claims

In order to obtain exclusive rights on an invention, you must file for and obtain a patent. Many inventors will initially opt to file a provisional patent …
By Gene Quinn
23 days ago 3

PTAB Overturned on Criticality of Broadened Claim Term in Reissue

Global IP Holdings, LLC, the owner of U.S. Patent No. 8,690,233, achieved a victory with the Federal Circuit vacating a decision of the Board and remanding for …

Patent Drafting: Tips for Avoiding and Arguing 112 Rejections

While it remains necessary to draft patent applications carefully, and cautiously, so as to not run afoul of KSR v. Teleflex, courts seem increasingly skeptical of patents …
By Gene Quinn
6 months ago 0

Supreme Court Denies Cert in Two-Way Media v. Comcast, Refuses Another 101 Case

The U.S. Supreme Court denied a petition for writ of certiorari in Two-Way Media Ltd. v. Comcast Cable Communications, refusing to hear yet another appeal in …

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
1 year ago 2

Federal Circuit Vacates, Remands After PTAB Fails to Consider Arguments in Reply Brief

On Friday, June 1st, the Court of Appeals for the Federal Circuit issued a decision in In re: Durance striking down a decision by the Patent Trial …
By Steve Brachmann
1 year ago 6

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
1 year 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
1 year ago 9

Federal Circuit Hears Oral Arguments in Case Involving Question of Joint Inventorship Under Section 102(f)

In a prior abandoned patent application, VerHoef listed himself as joint inventor of the dog mobility device with Dr. Lamb, the veterinarian making the suggestion; this joint …
By Steve Brachmann
2 years ago 5

Idenix Loses Patent on HCV Treatment that Supported $2.54 Billion Infringement Verdict

In invalidating the Idenix patent, the Delaware district court effectively overturns what had been the largest award for royalty damages in a U.S. patent infringement case …
By Steve Brachmann
2 years ago 4

Google Suffers IPR Defeat on Patent Asserted Against YouTube by Network-1

On Tuesday, January 23rd, the Court of Appeals for the Federal Circuit issued a ruling in Google LLC v. Network-1 Technologies, Inc. which affirmed a finding by …
By Steve Brachmann
2 years ago 0

CAFC says PTO Reexamination Should Not Preclude Validity Challenges at District Court

Along with the willfulness finding, the Federal Circuit also overturned findings of no invalidity on a patent that had already survived multiple reexaminations at the U.S. …
By Steve Brachmann
2 years ago 10

58 Patents Upheld in District Court Invalidated by PTAB on Same Grounds

When going through the list of patents that have been deemed valid in district court and then invalidated through PTAB proceedings, there are 58 cases where the patent …

PTAB Errors Fatal to Hundreds of Legitimate Patents

There have been 220 patents upheld as valid in real courts and also subject to a final written decision in the PTAB. The PTAB only agreed with the …

A Primer on Indefiniteness and Means Plus Function

Means plus function claiming allows the drafter to claim the invention based on functionality rather than the more traditional (and preferred) claiming technique that employs structure within …
By Gene Quinn
2 years ago 2