Patent US2743892A successfully refreshed from Google Patents.
US2743892A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock mount
Assignee: Connecticut Hard Rubber Co
•
Filing: 1953-04-03
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Granted: 1956-05-01
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Expires: 1973-04-03
Abstract
No abstract record available.
Inventors
- 👤 Walter J Mordarski
- 👤 William H Spencer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:00
CPC Classifications
F; F16; F16F; F16F1/00; F16F1/36; F16F1/38; F16F1/393; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965
Claims Analysis
Total Claims: 0
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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) | 1959-05-01 | 1959-10-31 | 1960-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-01 | 1963-10-31 | 1964-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-01 | 1967-10-31 | 1968-05-01 | $7700.00 | Window Closed / Lapsed |