US2596976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Post straightening jack
Assignee: Individual
•
Filing: 1946-10-17
•
Granted: 1952-05-20
•
Expires: 1966-10-17
Abstract
No abstract record available.
Inventors
- 👤 Edford E Barber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 12:56
CPC Classifications
B; B21; B21D; B21D3/00; B21D3/16; B21D3/10; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44291; Y10T24/44496; Y10T24/44504
Claims Analysis
Total Claims: 0
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US2107589A
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US2297556A
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US2371659A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-20 | 1955-11-19 | 1956-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-20 | 1959-11-19 | 1960-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-20 | 1963-11-19 | 1964-05-20 | $7700.00 | Window Closed / Lapsed |