Patent US3281959A successfully refreshed from Google Patents.
US1408993A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retaining collar
Assignee: NEWARK GEAR CUTTING MACHINE CO
•
Filing: 1919-07-25
•
Granted: 1922-03-07
•
Expires: 1939-07-25
Abstract
No abstract record available.
Inventors
- 👤 Eberhardt Ulrich Seth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:36
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/0018; F16H57/0025; F16B; F16B21/00; F16B21/10; F16B21/16; F16D; F16D1/00; F16D1/06; F16D1/08; F16D1/0894; Y; Y10; Y10S; Y10S70/00; Y10S70/70; Y10T; Y10T279/00; Y10T279/17; Y10T279/17923; Y10T403/00; Y10T403/70; Y10T403/7018
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1925-03-06 | 1925-09-05 | 1926-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-03-06 | 1929-09-05 | 1930-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-03-06 | 1933-09-05 | 1934-03-07 | $7700.00 | Window Closed / Lapsed |