US2852971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal bending hand tool
Assignee: Individual
•
Filing: 1956-12-26
•
Granted: 1958-09-23
•
Expires: 1976-12-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Michael Macaluso
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:46
CPC Classifications
B; B21; B21D; B21D1/00; B21D1/12; Y; Y10; Y10S; Y10S72/00; Y10S72/705
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1737084A
Cited
US1758052A
Cited
US2191720A
Cited
CH257325A
Cited
US2616317A
Cited
US2597103A
Cited
US2723578A
Cited
US2776587A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |