Individual holder
SCHERMERHORN WILLIAM R
US·6 granted patents·10 citations·filing 2017–2022
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
6 records- 0190US11612223B1Beach umbrella assemblySCHERMERHORN WILLIAM R·Filed 2020·Granted Mar 28, 2023·4 cites·9 claims
- 0272US10925363B1Canopy tension systemSCHERMERHORN WILLIAM R·Filed 2019·Granted Feb 23, 2021·4 cites·9 claims
- 0362US10225971B1Beach umbrella hole digging deviceSCHERMERHORN WILLIAM R·Filed 2017·Granted Mar 12, 2019·2 cites·2 claims
- 0453US12396531B1Visor device and assembly for an umbrellaSCHERMERHORN WILLIAM R·Filed 2022·Granted Aug 26, 2025·0 cites·4 claims
- 0546US10986762B2Beach umbrella hole digging deviceSCHERMERHORN WILLIAM R·Filed 2019·Granted Apr 27, 2021·0 cites·15 claims
- 0627USD1006571SBeach umbrella hole digging deviceSCHERMERHORN WILLIAM R·Filed 2021·Granted Dec 5, 2023·0 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →