US3092858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water sport device
Assignee: Individual
•
Filing: 1961-04-03
•
Granted: 1963-06-11
•
Expires: 1981-04-03
Abstract
No abstract record available.
Inventors
- 👤 Bernard H Wallach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:41
CPC Classifications
B; B63; B63B; B63B34/00; B63B34/50; B63H; B63H16/00; B63B34/40
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |