US2642829A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine mounting and control system
Assignee: Individual
•
Filing: 1949-03-24
•
Granted: 1953-06-23
•
Expires: 1969-03-24
Abstract
No abstract record available.
Inventors
- 👤 Elmer C Kiekhaefer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:27
CPC Classifications
B; B63; B63H; B63H20/00; B63H20/14; B63H20/20; B63H20/08; B63H20/10; B63H20/106; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19414; Y10T74/19484; Y10T74/19493
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1859038A
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US1958119A
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US1932785A
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US2026481A
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US1999694A
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US2070406A
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US2071634A
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US2308749A
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US2383440A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-22 | 1956-12-22 | 1957-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-22 | 1960-12-22 | 1961-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-22 | 1964-12-22 | 1965-06-23 | $7700.00 | Window Closed / Lapsed |