US3130976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elastomeric sealing bushing
Assignee: Lockheed Martin Corp
•
Filing: 1961-05-29
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Granted: 1964-04-28
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Expires: 1981-05-29
Abstract
No abstract record available.
Inventors
- 👤 Richard V Niswander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:12
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/74; F16C33/02; F16C33/04; F16C33/22; F16J; F16J15/00; F16J15/56; Y; Y10; Y10S; Y10S277/00; Y10S277/935; Y10S277/936; Y10S384/00; Y10S384/90; Y10S384/91
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) | 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 |