US3389927A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint assembly
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1965-09-21
•
Granted: 1968-06-25
•
Expires: 1985-09-21
Abstract
No abstract record available.
Inventors
- 👤 Edward J Herbenar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:05
CPC Classifications
F; F16; F16C; F16C11/00; F16C11/04; F16C11/06; F16C11/0619; F16C11/0623; F16C11/0628; F16C11/0633; F16C11/0666; F16C11/0671; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32631; Y10T403/32681; Y10T403/32737; Y10T403/32778
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE1071509B
Cited
US3125364A
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US2537629A
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US2461866A
Cited
GB852139A
Cited
US3086801A
Cited
US3197842A
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US3147537A
Cited
US3260543A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-25 | 1971-12-25 | 1972-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-25 | 1975-12-25 | 1976-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-25 | 1979-12-25 | 1980-06-25 | $7700.00 | Window Closed / Lapsed |