US3426701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Towline cart switching device
Assignee: Aerojet Rocketdyne Inc
•
Filing: 1964-12-22
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Granted: 1969-02-11
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Expires: 1984-12-22
Abstract
No abstract record available.
Inventors
- 👤 Edwin C Braun Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:17
CPC Classifications
B; B61; B61B; B61B10/00; B61B10/02; B61B10/025; B65; B65G; B65G2812/00; B65G2812/02; B65G2812/02009; B65G2812/02019; B65G2812/02069; B65G2812/02079
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3195473A
Cited
US3254609A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-11 | 1972-08-12 | 1973-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-11 | 1976-08-12 | 1977-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-11 | 1980-08-12 | 1981-02-11 | $7700.00 | Window Closed / Lapsed |