US2958252A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vise means
Assignee: Individual
•
Filing: 1958-03-07
•
Granted: 1960-11-01
•
Expires: 1978-03-07
Abstract
No abstract record available.
Inventors
- 👤 Wilfred A Curtis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:20
CPC Classifications
B; B25; B25B; B25B5/00; B25B5/06; B25B1/00; B25B1/06; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3936; Y10T24/44; Y10T24/44291
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) | 1963-11-01 | 1964-05-02 | 1964-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-01 | 1968-05-02 | 1968-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-01 | 1972-05-02 | 1972-11-01 | $7700.00 | Window Closed / Lapsed |