US2487280A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Load limiting clutch
Assignee: FLETCHER TRUST Co
•
Filing: 1944-12-20
•
Granted: 1949-11-08
•
Expires: 1964-12-20
Abstract
No abstract record available.
Inventors
- 👤 Starkey William Carleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:37
CPC Classifications
F; F16; F16D; F16D7/00; F16D7/02; F16D7/022
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US801727A
Cited
US852045A
Cited
US998615A
Cited
US1561537A
Cited
US1629098A
Cited
US1615804A
Cited
US1704062A
Cited
US1836199A
Cited
US1819306A
Cited
US1870646A
Cited
US1953370A
Cited
US2055239A
Cited
US2043695A
Cited
US2024947A
Cited
US2229654A
Cited
US2235266A
Cited
US2371855A
Cited
US2360187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-07 | 1953-05-09 | 1953-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-07 | 1957-05-09 | 1957-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-07 | 1961-05-09 | 1961-11-08 | $7700.00 | Window Closed / Lapsed |