US2531892A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bolt and nut fixture
Assignee: Individual
•
Filing: 1947-01-27
•
Granted: 1950-11-28
•
Expires: 1967-01-27
Abstract
No abstract record available.
Inventors
- 👤 Richard T Reese
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:32
CPC Classifications
F; F16; F16B; F16B35/00; F16B35/04; F16B35/06; F16C; F16C11/00; F16C11/04; F16C11/06; Y; Y10; Y10T; Y10T403/00; Y10T403/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US277408A
Cited
FR353362A
Cited
US1061871A
Cited
US1523463A
Cited
FR564454A
Cited
US1657244A
Cited
US1905869A
Cited
US2245419A
Cited
CH226987A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-27 | 1954-05-29 | 1954-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-27 | 1958-05-29 | 1958-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-27 | 1962-05-29 | 1962-11-28 | $7700.00 | Window Closed / Lapsed |