Individual holder
PIERCE DONALD C
7 granted patents·49 citations·filing 1978–1980
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
7 records- 0159US4244106ADevice for describing an ellipsePIERCE DONALD C·Filed 1979·Granted Jan 13, 1981·13 cites·20 claims
- 0246US4262419AHand-held cutter for cutting mounting board and the likePIERCE DONALD C·Filed 1979·Granted Apr 21, 1981·12 cites·14 claims
- 0342US4161250AKit for decorating border panel of picture matsPIERCE DONALD C·Filed 1978·Granted Jul 17, 1979·6 cites·3 claims
- 0439US4165408ACardboard picture mat with colored surface areasPIERCE DONALD C·Filed 1978·Granted Aug 21, 1979·5 cites·6 claims
- 0534US4211137AApparatus for cutting stiff sheet materialPIERCE DONALD C·Filed 1979·Granted Jul 8, 1980·3 cites·23 claims
- 0632US4354314AHand-held cutter and blade holder for cutting mounting board and the likePIERCE DONALD C·Filed 1980·Granted Oct 19, 1982·5 cites·8 claims
- 0732US4339877AHand-held cutter for cutting mounting board and the likePIERCE DONALD C·Filed 1980·Granted Jul 20, 1982·5 cites·25 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →