US2665109A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spring tool
Assignee: Individual
•
Filing: 1949-09-09
•
Granted: 1954-01-05
•
Expires: 1969-09-09
Abstract
No abstract record available.
Inventors
- 👤 Michael S Romby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:53
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/14; B25B27/30; B25B27/308
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US178014A
Cited
US206231A
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US208940A
Cited
US222492A
Cited
US740122A
Cited
US1784033A
Cited
US1878624A
Cited
US1755088A
Cited
US1898121A
Cited
GB671003A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-04 | 1957-07-06 | 1958-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-04 | 1961-07-06 | 1962-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-04 | 1965-07-06 | 1966-01-05 | $7700.00 | Window Closed / Lapsed |