US2935110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of and apparatus for shaping metal strips being held under tension
Assignee: Individual
•
Filing: 1957-01-24
•
Granted: 1960-05-03
•
Expires: 1977-01-24
Abstract
No abstract record available.
Inventors
- 👤 Frank C Roxy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:43
CPC Classifications
B; B21; B21D; B21D5/00; B21D5/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1652396A
Cited
USRE23095E
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US1142242A
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GB117514A
Cited
US1898581A
Cited
US1884590A
Cited
US2031567A
Cited
US2180879A
Cited
GB509708A
Cited
US2476556A
Cited
US2742279A
Cited
US2951901A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-03 | 1963-11-02 | 1964-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-03 | 1967-11-02 | 1968-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-03 | 1971-11-02 | 1972-05-03 | $7700.00 | Window Closed / Lapsed |