US3001291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extensometers
Assignee: Saab AB
•
Filing: 1957-07-18
•
Granted: 1961-09-26
•
Expires: 1977-07-18
Abstract
No abstract record available.
Inventors
- 👤 Sjostrom Sverker Wison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:51
CPC Classifications
G; G01; G01B; G01B7/00; G01B7/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2439146A
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US2666262A
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US2553668A
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US2609611A
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US2659972A
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US2578066A
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US2607990A
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US2697158A
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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) | 1964-09-25 | 1965-03-27 | 1965-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-25 | 1969-03-27 | 1969-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-25 | 1973-03-27 | 1973-09-26 | $7700.00 | Window Closed / Lapsed |