Individual holder
CHURCHMAN FRED L
4 granted patents·34 citations·filing 1977–1998
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0157US4154018AToy novelty deviceCHURCHMAN FRED L·Filed 1977·Granted May 15, 1979·14 cites·4 claims
- 0242USD409459SShovel attachmentCHURCHMAN FRED L·Filed 1998·Granted May 11, 1999·6 cites·1 claims
- 0339US4206566AToy novelty deviceCHURCHMAN FRED L·Filed 1978·Granted Jun 10, 1980·12 cites·9 claims
- 0433USD365372STrack yo-yoCHURCHMAN FRED L·Filed 1994·Granted Dec 19, 1995·2 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →