US3418806A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elastic fluid turbine apparatus
Assignee: Westinghouse Electric Corp
•
Filing: 1966-11-14
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Granted: 1968-12-31
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Expires: 1986-11-14
Abstract
No abstract record available.
Inventors
- 👤 John T Wagner
- 👤 Ozro N Bryant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:19
CPC Classifications
F; F01; F01D; F01D21/00; F01D21/02; F02; F02C; F02C7/00; F02C7/08; F02C9/00; F02C9/16; F02C9/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2670598A
Cited
FR1286445A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-31 | 1972-07-01 | 1972-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-31 | 1976-07-01 | 1976-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-31 | 1980-07-01 | 1980-12-31 | $7700.00 | Window Closed / Lapsed |