Patent Infringement, Patent Law and Public Use

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Patent Infringement

Patent Law

Public Use

I was already like this before you got here: prior use as an exception to patent infringement

Garrigues Blog

JANUARY 12, 2022

In an earlier blog, we discussed “prior public use” as grounds for opposing the grant of European patents (see here ). In addition, a third party’s use of an invention before its registration by another is also relevant to assess patent infringement.

Patent Infringement

Patent Infringement Invention Patent Patent Law

Celanese v. ITC: Can a Secret Manufacturing Process Be Patented After Sale of the Resulting Product?

Patently-O

MARCH 4, 2024

In 2016, over a year after it began selling Ace-K, Celanese filed patent applications on its heretofore secret Ace-K process. Celanese sued Jinhe for patent infringement at the International Trade Commission (ITC). Chisum, Chisum on Patents § 6.02[5][b] When competitor Anhui Jinhe began importing Ace-K into the U.S.,

Patent

Patent Invention Inventor Patent Application

Intellectual Property Pulse

I was already like this before you got here: prior use as an exception to patent infringement

Celanese v. ITC: Can a Secret Manufacturing Process Be Patented After Sale of the Resulting Product?

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