Assignee
BALLOU & CO B A
US·7 granted patents·1 pending application·139 citations·filing 1979–2008
Top patents by PatentIndex Score
8 records- 0187US6557220B1Security clutch with self-centering springBALLOU & CO B A·Filed 2002·Granted May 6, 2003·51 cites·17 claims
- 0277US6317941B1Security clutchBALLOU & CO B A·Filed 2000·Granted Nov 20, 2001·25 cites·5 claims
- 0372US6389662B1Security clutch with unitary trigger and springBALLOU & CO B A·Filed 2000·Granted May 21, 2002·13 cites·9 claims
- 0456US4425687ASafety clasp for jewelryBALLOU & CO B A·Filed 1980·Granted Jan 17, 1984·24 cites·4 claims
- 0548US4314389ADouble fold over jewelry claspBALLOU & CO B A·Filed 1979·Granted Feb 9, 1982·16 cites·3 claims
- 0640US2009083952A1Hinged clipBALLOU & CO B A·Filed 2008·Application pending·0 cites
- 0731USD488087SSecurity clutch with bent triggersBALLOU & CO B A·Filed 2002·Granted Apr 6, 2004·2 cites·1 claims
- 0823US5513502AEar clip for an earringBALLOU & CO B A·Filed 1994·Granted May 7, 1996·8 cites·11 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →