Assignee
PARKER PEN BV
NL·10 granted patents·245 citations·filing 1982–1993
Top patents by PatentIndex Score
10 records- 0195USD289304SBall point penPARKER PEN BV·Filed 1983·Granted Apr 14, 1987·41 cites·1 claims
- 0294USD330217SWriting instrumentPARKER PEN BV·Filed 1989·Granted Oct 13, 1992·53 cites·1 claims
- 0391USD338491SWriting instrumentPARKER PEN BV·Filed 1991·Granted Aug 17, 1993·38 cites·1 claims
- 0490USD355439SWriting instrumentPARKER PEN BV·Filed 1993·Granted Feb 14, 1995·35 cites·1 claims
- 0586USD286789SMechanical pencilPARKER PEN BV·Filed 1984·Granted Nov 18, 1986·24 cites·1 claims
- 0673US4726845AHybrid marking instrument and writing ink compositionPARKER PEN BV·Filed 1986·Granted Feb 23, 1988·30 cites·25 claims
- 0748US4954002AWriting instrument with membrane vent and their manufacturePARKER PEN BV·Filed 1985·Granted Sep 4, 1990·14 cites·21 claims
- 0840USD290265SWriting instrumentPARKER PEN BV·Filed 1984·Granted Jun 9, 1987·5 cites·1 claims
- 0930US4806038AKnock type mechanical pencil connectionPARKER PEN BV·Filed 1987·Granted Feb 21, 1989·2 cites·10 claims
- 1029US4702634AContinuous feed mechanical pencil with push button lead feed actuatorPARKER PEN BV·Filed 1982·Granted Oct 27, 1987·3 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →