Individual holder
BRIGNALL CLIFFORD N
3 granted patents·71 citations·filing 1978–1978
Individually held — no corporate assignee on record.
Technology mixA47J3
Top patents by PatentIndex Score
3 records- 0173US4173926ATortilla pie shell holderBRIGNALL CLIFFORD N·Filed 1978·Granted Nov 13, 1979·37 cites·6 claims
- 0250US4154156ATortilla holderBRIGNALL CLIFFORD N·Filed 1978·Granted May 15, 1979·18 cites·6 claims
- 0347US4154155ATortilla holder with quick release meansBRIGNALL CLIFFORD N·Filed 1978·Granted May 15, 1979·16 cites·4 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →