Individual holder
SHERMAN FREDERICK R
3 granted patents·23 citations·filing 1987–1990
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0149USD319568SSki sharpenerSHERMAN FREDERICK R·Filed 1990·Granted Sep 3, 1991·8 cites·1 claims
- 0237US4998956ASki and snowboard sharpenerSHERMAN FREDERICK R·Filed 1990·Granted Mar 12, 1991·11 cites·7 claims
- 0337USD314499SCombined ski sharpener and brushSHERMAN FREDERICK R·Filed 1987·Granted Feb 12, 1991·4 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when SHERMAN FREDERICK R files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →