Patent US3177668A successfully refreshed from Google Patents.
US3177668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lift type mooring cradle for small boats
Assignee: Hydraulic Unit Specialties Co
•
Filing: 1961-05-15
•
Granted: 1965-04-13
•
Expires: 1981-05-15
Abstract
No abstract record available.
Inventors
- 👤 Dana J Schneider
- 👤 Thomas R Vilter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:01
CPC Classifications
B; B63; B63C; B63C3/00; B63C3/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1061213A
Cited
US1710442A
Cited
US2505832A
Cited
US2775869A
Cited
US2750236A
Cited
US2681712A
Cited
US2796299A
Cited
US2708346A
Cited
US2963176A
Cited
US3017968A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |