Summary
The expired patent number on Etch A Sketches produced by Ohio Art amount to public deception, lawyers for a Mt. Lebanon group claim in a federal lawsuit.
In two other lawsuits, the limited liability company FLFMC of Mt. Lebanon makes similar claims against Ace Hardware for its Trimline Edger and Plastics Research Development Corp. for its Jitterbug fishing lure.See the full content of this document
Extract
Expired Patents Generate New Class of Lawsuits
They are part of a growing trend of so-called false marking cases that one patent lawyer calls a "lottery t...
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