US2654414A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1950-06-23
•
Granted: 1953-10-06
•
Expires: 1970-06-23
Abstract
No abstract record available.
Inventors
- 👤 Tomarin Marcus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:34
CPC Classifications
B; B21; B21D; B21D39/00; B21D39/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US687408A
Cited
US1469489A
Cited
US1350904A
Cited
US1680008A
Cited
US1876678A
Cited
US2241091A
Cited
US2493127A
Cited
US2535339A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-05 | 1957-04-06 | 1957-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-05 | 1961-04-06 | 1961-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-05 | 1965-04-06 | 1965-10-06 | $7700.00 | Window Closed / Lapsed |