US2647717A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock mounting
Assignee: United States Department of the Navy
•
Filing: 1944-10-26
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Granted: 1953-08-04
•
Expires: 1964-10-26
Abstract
No abstract record available.
Inventors
- 👤 Ralph F Norris
- 👤 Robert D Avery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:27
CPC Classifications
F; F16; F16F; F16F1/00; F16F1/36; F16F1/42; F16F1/422; F16F1/428; F16F2236/00; F16F2236/02; F16F2236/027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |