US2994958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Measuring tape
Assignee: Keuffel and Esser Co
•
Filing: 1956-01-17
•
Granted: 1961-08-08
•
Expires: 1976-01-17
Abstract
No abstract record available.
Inventors
- 👤 Allan R A Beeber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:25
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/10; G01B3/1003; G01B2003/1058
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189701943A
Cited
FR571855A
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US2089209A
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US2050941A
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US2215996A
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US2217451A
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US2257104A
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US2308638A
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US2524829A
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US2659153A
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US2607712A
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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) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |