US2656711A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock testing machine
Assignee: Aeroflex Laboratories Inc
•
Filing: 1951-10-26
•
Granted: 1953-10-27
•
Expires: 1971-10-26
Abstract
No abstract record available.
Inventors
- 👤 Erwin W Tschudi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:53
CPC Classifications
G; G01; G01N; G01N3/00; G01N3/30; G01N3/303
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1561154A
Cited
US1583109A
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US1809347A
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US2115841A
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US2237326A
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FR871974A
Cited
US2496420A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-26 | 1957-04-27 | 1957-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-26 | 1961-04-27 | 1961-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-26 | 1965-04-27 | 1965-10-27 | $7700.00 | Window Closed / Lapsed |