US2181573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for affixing jewels in perforated plates
Assignee: ARTHUR U MAGNAN
•
Filing: 1936-11-03
•
Granted: 1939-11-28
•
Expires: 1956-11-03
Abstract
No abstract record available.
Inventors
- 👤 Frank S Bunker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:47
CPC Classifications
A; A44; A44C; A44C17/00; A44C17/04; A44C17/043; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1734; Y10T29/00; Y10T29/53; Y10T29/53435; Y10T29/53478
Claims Analysis
Total Claims: 0
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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) | 1942-11-27 | 1943-05-29 | 1943-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-11-27 | 1947-05-29 | 1947-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-11-27 | 1951-05-29 | 1951-11-28 | $7700.00 | Window Closed / Lapsed |