US2986123A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic window lift
Assignee: Bendix Westinghouse Automotive Air Brake Co
•
Filing: 1957-11-13
•
Granted: 1961-05-30
•
Expires: 1977-11-13
Abstract
No abstract record available.
Inventors
- 👤 Darold A Augustin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:59
CPC Classifications
F; F15; F15B; F15B15/00; F15B15/20; F15B15/26; F15B15/262; E; E05; E05F; E05F15/00; E05F15/50; E05F15/57; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/55
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2130618A
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US2364715A
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US2378409A
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US2342812A
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US2378103A
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US2640465A
Cited
US2709420A
Cited
US2698157A
Cited
US2688232A
Cited
FR1126534A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |