US2586314A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller device impact clutch
Assignee: ROTOR TOOL Co
•
Filing: 1945-02-07
•
Granted: 1952-02-19
•
Expires: 1965-02-07
Abstract
No abstract record available.
Inventors
- 👤 William M Emery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:26
CPC Classifications
F; F16; F16D; F16D7/00; F16D7/04; F16D7/06; F16D7/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US924749A
Cited
US1496577A
Cited
FR559894A
Cited
US1567912A
Cited
FR580209A
Cited
US1703061A
Cited
FR656826A
Cited
GB318623A
Cited
US1874658A
Cited
GB431875A
Cited
US2178657A
Cited
US2132631A
Cited
US2342540A
Cited
US2439823A
Cited
US2439337A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |