Assignee
BOOKWRIGHTS INC
3 granted patents·52 citations·filing 1974–1977
Top patents by PatentIndex Score
3 records- 0170US3953056ABookbinding with plastic coversBOOKWRIGHTS INC·Filed 1974·Granted Apr 27, 1976·26 cites·10 claims
- 0254US4156538ACross-linked plastic book coversBOOKWRIGHTS INC·Filed 1977·Granted May 29, 1979·14 cites·8 claims
- 0345US3972764APlastic book cover and method of makingBOOKWRIGHTS INC·Filed 1974·Granted Aug 3, 1976·12 cites·3 claims
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