US2750987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Presser wheel for securing pads to crown caps
Assignee: Individual
•
Filing: 1953-08-31
•
Granted: 1956-06-19
•
Expires: 1973-08-31
Abstract
No abstract record available.
Inventors
- 👤 Weisenburg Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:43
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; B21D51/38; B21D51/44; B21D51/46; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1744; Y10T156/1768; Y10T156/1771
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA468641A
Cited
GB191225574A
Cited
US1768605A
Cited
US2113592A
Cited
US2138923A
Cited
US2218540A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-19 | 1959-12-19 | 1960-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-19 | 1963-12-19 | 1964-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-19 | 1967-12-19 | 1968-06-19 | $7700.00 | Window Closed / Lapsed |