Patent US2487155A successfully refreshed from Google Patents.
US2487155A
Expired / Lapsed
US
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Screw driver
Assignee: Individual
•
Filing: 1945-10-20
•
Granted: 1949-11-08
•
Expires: 1965-10-20
Abstract
No abstract record available.
Inventors
- 👤 Albert T Loewy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:18
CPC Classifications
B; B25; B25G; B25G1/00; B25G1/10; B25G1/105; B25G1/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US141671A
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US861010A
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FR448867A
Cited
US1559097A
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US1743505A
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US1965917A
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US1980087A
Cited
US2241965A
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US2282743A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-07 | 1953-05-09 | 1953-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-07 | 1957-05-09 | 1957-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-07 | 1961-05-09 | 1961-11-08 | $7700.00 | Window Closed / Lapsed |