Assignee
PERFEX CORP
4 granted patents·70 citations·filing 1981–1984
Top patents by PatentIndex Score
4 records- 0180USD277524SFloor brushPERFEX CORP·Filed 1982·Granted Feb 12, 1985·22 cites·1 claims
- 0272USD288989SBrush block and handlePERFEX CORP·Filed 1984·Granted Mar 31, 1987·15 cites·1 claims
- 0358US4386443AFloor squeegee structurePERFEX CORP·Filed 1981·Granted Jun 7, 1983·26 cites·8 claims
- 0434US4486913AFloor brush constructionPERFEX CORP·Filed 1982·Granted Dec 11, 1984·7 cites·2 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →