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US1875950A
Expired / Lapsed
US
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Separable fastening device
Assignee: Individual
•
Filing: 1932-03-26
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Granted: 1932-09-06
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Expires: 1952-03-26
Abstract
No abstract record available.
Inventors
- 👤 Mark H Stryke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:22
CPC Classifications
A; A44; A44B; A44B17/00; A44B17/0058
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) | 1935-09-06 | 1936-03-07 | 1936-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-09-06 | 1940-03-07 | 1940-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-09-06 | 1944-03-07 | 1944-09-06 | $7700.00 | Window Closed / Lapsed |