US3417566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Underwater power source
Assignee: General Precision Systems Inc
•
Filing: 1966-08-01
•
Granted: 1968-12-24
•
Expires: 1986-08-01
Abstract
No abstract record available.
Inventors
- 👤 Donald M Gould
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:36
CPC Classifications
B; B25; B25B; B25B21/00; B23; B23B; B23B45/00; B23B45/04; B23B45/046; F; F01; F01K; F01K3/00; F01K3/18; F01K3/188
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1532930A
Cited
US2965078A
Cited
US3109401A
Cited
US3286462A
Cited
US3213616A
Cited
US3293851A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |