US3494595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cable-to-hoist drum attachment mechanism
Assignee: RTX Corp
•
Filing: 1968-06-26
•
Granted: 1970-02-10
•
Expires: 1988-06-26
Abstract
No abstract record available.
Inventors
- 👤 James P Bohan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:47
CPC Classifications
B; B66; B66D; B66D1/00; B66D1/28; B66D1/30; B66D1/34; B64; B64C; B64C1/00; B64C1/22; B64D; B64D1/00; B64D1/22
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2649261A
Cited
US2755037A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |