Two patents covering the bottom of an aluminum beverage can and the method for attaching it to the body of the can shouldn’t have been found invalid, the Federal Circuit said.
The U.S. District Court for the Southern District of Ohio found relevant terms in patents owned by Crown Packaging Technology Inc. and Crown Cork & Seal USA Inc. too indefinite to be patentable.
The U.S. Court of Appeals for the Federal Circuit disagreed with the lower court’s indefiniteness finding in a nonprecedential opinion. It vacated the court’s invalidity ruling and sent the case back for it to perform ...
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