Patent Patent Application Patent Infringement Public Use 
Garrigues Blog
JANUARY 12, 2022
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. What is the right of prior use or “pre-use”? What prerogatives does the right to prior use grant?
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.
SpicyIP
AUGUST 15, 2021
The injunction was sought with respect to FMC’s patents relating to Chlorantraniliprole (‘CTPR’), a product used for making insecticides. This injunction plea came about as the defendant sought to launch a CTPR product which according to FMC would infringe its patents. Both these patents expire in August 2022.
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