Kwikset Hits Master Lock With Patent Suit
Kwikset filed suit Wednesday in the U.S. District Court for the District of Delaware, alleging that Master Lock's “Recodable Door Hardware” line of products infringes one of Kwikset's patents.
At issue is U.S. Patent Number 6,973,813, titled “Rekeyable lock and method." It was issued in 2005 to Newfrey LLC, which is also a plaintiff, and is licensed exclusively to Kwikset.
Kwikset alleges that...
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