US3525384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine heat exchanging system using an elastomeric pad for torque transmission
Assignee: Ford Motor Co
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Filing: 1968-08-29
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Granted: 1970-08-25
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Expires: 1988-08-29
Abstract
No abstract record available.
Inventors
- 👤 Emmett J Horton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:20
CPC Classifications
F; F28; F28D; F28D19/00; F28D19/04; F28D19/048; Y; Y10; Y10S; Y10S165/00; Y10S165/009; Y10S165/013; Y10S165/016; Y10S165/027; Y10S165/028; Y10T; Y10T74/00; Y10T74/19; Y10T74/1987; Y10T74/19893; Y10T74/19907; Y10T74/19921
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2215926A
Cited
US3167115A
Cited
US3301317A
Cited
US3257860A
Cited
US3363478A
Cited
US3430687A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-24 | 1974-02-23 | 1974-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-24 | 1978-02-23 | 1978-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-24 | 1982-02-23 | 1982-08-25 | $7700.00 | Window Closed / Lapsed |