J&J Unit In Hot Seat Over Pfizer ThermaCare IP
Pfizer filed the suit on behalf of itself and Wyeth LLC, asserting that McNeil-PPC LLC’s line of Tylenol Precise Pain Relieving Heat Patches willfully infringe on U.S. Patent Number 5,918,590, titled "Heat Cells."
The patent covers certain heat cells of a particular exothermic composition, size and shape, according to the complaint. When these cells...
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