Remove 2012 Remove Invention Remove Patent Application Remove Public Use
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Celanese v. ITC: Can a Secret Manufacturing Process Be Patented After Sale of the Resulting Product?

Patently-O

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

Garrigues Blog

The owner of a patent cannot enforce their rights against those who used the invention covered by the patent or made serious preparations for such use before the priority date. All of us at the Garrigues IP Blog would like to wish you a very happy new year. What is the right of prior use or “pre-use”?

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Post-Grant Review

Fish & Richardson Trademark & Copyright Thoughts

Post-grant review was introduced by the America Invents Act (AIA) as a counterpart to inter partes review. As of September 16, 2012 post-grant review became available for covered business method patents irrespective of their priority date. Final Rules for Trials before the Patent Trial and Appeal Board.