US2948056A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive link screws
Assignee: AMERICAN SCREW CO
•
Filing: 1957-05-28
•
Granted: 1960-08-09
•
Expires: 1977-05-28
Abstract
No abstract record available.
Inventors
- 👤 Herman G Muenchinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:25
CPC Classifications
B; B25; B25B; B25B23/00; B25B23/02; B25B23/04; B25B23/06; B25B23/065; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/4979; Y10T29/53; Y10T29/53687; Y10T428/00; Y10T428/12; Y10T428/12188; Y10T428/12194
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2256012A
Cited
US2247499A
Cited
US2286809A
Cited
US2630036A
Cited
US2582063A
Cited
US2778097A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-09 | 1964-02-08 | 1964-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-09 | 1968-02-08 | 1968-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-09 | 1972-02-08 | 1972-08-09 | $7700.00 | Window Closed / Lapsed |