US2802248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tightening and holding device
Assignee: Individual
•
Filing: 1953-07-24
•
Granted: 1957-08-13
•
Expires: 1973-07-24
Abstract
No abstract record available.
Inventors
- 👤 James H Wallace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:24
CPC Classifications
B; B60; B60C; B60C27/00; B60C27/06; B60C27/10; F; F16; F16D; F16D41/00; F16D41/12; G; G05; G05G; G05G5/00; G05G5/12; G05G5/20; G05G5/24; Y; Y10; Y10T; Y10T24/00; Y10T24/21; Y10T24/2187
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) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |