US3495407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marine propulsion motors
Assignee: Aerojet Rocketdyne Inc
•
Filing: 1968-04-16
•
Granted: 1970-02-17
•
Expires: 1988-04-16
Abstract
No abstract record available.
Inventors
- 👤 Sydney Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:53
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/40; F04D29/42; F04D29/44; F04D29/46; F04D29/466; B; B63; B63H; B63H11/00; B63H11/02; B63H11/04; B63H11/08; B63H2011/081
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB190622381A
Cited
FR13502E
Cited
US1042506A
Cited
US3174454A
Cited
GB1020383A
Cited
US3237563A
Cited
US3283737A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |