US2790342A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1955-02-10
•
Granted: 1957-04-30
•
Expires: 1975-02-10
Abstract
No abstract record available.
Inventors
- 👤 Rosan Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:52
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/14; B25B27/143
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2704473A
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US1030732A
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US2390515A
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US2641948A
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US2670644A
Cited
US2701489A
Cited
US2637232A
Cited
US2686447A
Cited
US2719445A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-29 | 1960-10-29 | 1961-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-29 | 1964-10-29 | 1965-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-29 | 1968-10-29 | 1969-04-30 | $7700.00 | Window Closed / Lapsed |