US2695540A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1953-04-17
•
Granted: 1954-11-30
•
Expires: 1973-04-17
Abstract
No abstract record available.
Inventors
- 👤 Harold A Berger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:34
CPC Classifications
B; B25; B25B; B25B7/00; B25B7/12; B25B7/123
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1489458A
Cited
US2312947A
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US2514130A
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US2521276A
Cited
US2533817A
Cited
US2592803A
Cited
US2590750A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-29 | 1958-05-31 | 1958-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-29 | 1962-05-31 | 1962-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-29 | 1966-05-31 | 1966-11-30 | $7700.00 | Window Closed / Lapsed |