US2429284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Face clutch
Assignee: Gleason Works
•
Filing: 1942-02-23
•
Granted: 1947-10-21
•
Expires: 1962-02-23
Abstract
No abstract record available.
Inventors
- 👤 Wildhaber Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:09
CPC Classifications
F; F16; F16D; F16D11/00; F16D11/14; F16D2011/008; F16D2250/00; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7045
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US381196A
Cited
GB190520146A
Cited
US988729A
Cited
US1012657A
Cited
US1746571A
Cited
US1532564A
Cited
US1515100A
Cited
US1622014A
Cited
US1659402A
Cited
US1764145A
Cited
FR34372E
Cited
US2015104A
Cited
US2049127A
Cited
US2070191A
Cited
US2216907A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-10-20 | 1951-04-21 | 1951-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-10-20 | 1955-04-21 | 1955-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-10-20 | 1959-04-21 | 1959-10-21 | $7700.00 | Window Closed / Lapsed |