US1887741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening device
Assignee: Hookless Fastener Co
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Filing: 1927-11-22
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Granted: 1932-11-15
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Expires: 1947-11-22
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Trotter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:21
CPC Classifications
A; A43; A43C; A43C11/00; A43C11/18; B; B65; B65D; B65D33/00; B65D33/16; B65D33/25; B65D33/2508; A44; A44B; A44B19/00; A44B19/10; A44B19/16; A44B19/24; A44B19/26; A44B19/267; Y; Y10; Y10T; Y10T24/00; Y10T24/25; Y10T24/2532; Y10T24/2534; Y10T24/2561; Y10T24/2582
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) | 1935-11-15 | 1936-05-16 | 1936-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-11-15 | 1940-05-16 | 1940-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-11-15 | 1944-05-16 | 1944-11-15 | $7700.00 | Window Closed / Lapsed |