US2696728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Case for closure locks
Assignee: DETROIT HARDWARE Manufacturing Co
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Filing: 1951-05-01
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Granted: 1954-12-14
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Expires: 1971-05-01
Abstract
No abstract record available.
Inventors
- 👤 Deane N Jewett
- 👤 Richard S Jewett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:05
CPC Classifications
E; E05; E05B; E05B63/00; E05B63/0017; E05B17/00; E05B17/0004; E05B17/0008; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5246; Y10T70/5296; Y10T70/5319; Y10T70/5341; Y10T70/80; Y10T70/8432; Y10T70/8459
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-13 | 1958-06-14 | 1958-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-13 | 1962-06-14 | 1962-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-13 | 1966-06-14 | 1966-12-14 | $7700.00 | Window Closed / Lapsed |