US3130964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite low rate spring and shock absorber
Assignee: Collins Radio Co
•
Filing: 1962-06-07
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Granted: 1964-04-28
•
Expires: 1982-06-07
Abstract
No abstract record available.
Inventors
- 👤 Frederick W Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:20
CPC Classifications
B; B64; B64D; B64D1/00; B64D1/02; B64D1/08; B64D1/14; F; F16; F16F; F16F3/00; F16F3/08; F16F3/10; F16F3/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US919876A
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US1972005A
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US2206757A
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DE1096707B
Cited
US2859959A
Cited
US2896937A
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US3010540A
Cited
US3049730A
Cited
US3050278A
Cited
US3093092A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |