Patent US3517723A successfully refreshed from Google Patents.
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US3536023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized system for handling small submarines
Assignee: General Dynamics Corp
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Filing: 1968-09-16
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Granted: 1970-10-27
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Expires: 1988-09-16
Abstract
No abstract record available.
Inventors
- 👤 Robert A Toher
- 👤 Clifford W Bascom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:40
CPC Classifications
B; B63; B63B; B63B27/00; B63B27/36; B63B27/16; B63B2027/165; B63C; B63C11/00; B63C11/34; B63C11/36; B63C11/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-26 | 1974-04-27 | 1974-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-26 | 1978-04-27 | 1978-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-26 | 1982-04-27 | 1982-10-27 | $7700.00 | Window Closed / Lapsed |