US2798686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock-proof instrument mounting
Assignee: De Jur AMSCO Corp
•
Filing: 1952-06-02
•
Granted: 1957-07-09
•
Expires: 1972-06-02
Abstract
No abstract record available.
Inventors
- 👤 Charles N Ehrlich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:56
CPC Classifications
F; F16; F16F; F16F7/00; F16F7/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2188807A
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US2346495A
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US2352049A
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US2422908A
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US2433509A
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US2481505A
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US2505163A
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US2609691A
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US2585255A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-08 | 1961-01-07 | 1961-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-08 | 1965-01-07 | 1965-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-08 | 1969-01-07 | 1969-07-09 | $7700.00 | Window Closed / Lapsed |