Patently-O

FEBRUARY 26, 2023

Masur (Chicago Law) and Lisa Larrimore Ouellette (Stanford Law). What is it that makes a use “public” for purposes of the public use bar? Does it matter whether the person doing the using is a member of the public, as opposed to the inventor? Begin with the question of who is doing the using.

Public Use 90

Public Use Inventor Invention Art 90

Patently-O

MARCH 4, 2024

by Dennis Crouch The Federal Circuit held oral arguments on March 4, 2024 in the important patent case of Celanese Int’l. The question: Under the AIA, does sale of a product by the patent applicant prohibit the patentee from later patenting the process used to make the product? v ITC , 22-1827 (Fed.

Patent 40

Patent Invention Inventor Patent Application 40

The IPKat

DECEMBER 22, 2023

PatKat reviewing the year It is time once more for the IPKat patent year in review! Pour yourself a glass of mulled wine, curl up with your favourite feline and catch-up on your EPO case law. Additionally, it is possible that the EPO wishes to connect the case law on plausibility with that on computer implemented inventions.

Invention 110

Invention Inventor Patent Law 110