Patent US3359907A successfully refreshed from Google Patents.
US3359907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centra-turbine pump
Assignee: General Electric Co
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Filing: 1965-06-24
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Granted: 1967-12-26
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Expires: 1985-06-24
Abstract
No abstract record available.
Inventors
- 👤 Bochan John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 19:53
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/40; F04D29/42; F04D29/44; F04D29/46; F04D29/50; F04D29/506; F04D13/00; F04D13/12; F04D29/18; F04D29/185; F04D5/00; F04D5/002; Y; Y10; Y10S; Y10S415/00; Y10S415/911
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A REVERSIBLE FLUID COMPRISING: (A) A HOUSING FORMING PUMP CHAMBER HAVING A PERIPHERAL WALL AND A PAIR OF SPACED END WALLS; (B) SAID PERIPHERAL WALL INCLUDING A PAIR OF SHAPED, INWARDLY EXTENDING DAMS DIVIDING SAID CHAMBER INTO A PAIR OF ADJACENT CHAMBER SECTIONS; (C) SAID PERIPHERAL WALL DEFINING AN OUTLET ADJACENT EACH SIDE OF ONE OF SAID DAMS; (D) ONE OF SAID END WALLS DEFINING AN INLET; (E) AN IMPELLER MOUNTED FOR REVERSIBLE ROTATION WITHIN SAID CHAMBER;
Claim 2
Dependent Claim
77 words
A REVERSIBLE FLUID COMPRISING: (A) A HOUSING FORMING PUMP CHAMBER HAVING A PERIPHERAL WALL AND A PAIR OF SPACED END WALLS; (B) SAID PERIPHERAL WALL INCLUDING A PAIR OF SHAPED, INWARDLY EXTENDING DAMS DIVIDING SAID CHAMBER INTO A PAIR OF ADJACENT CHAMBER SECTIONS; (C) SAID PERIPHERAL WALL DEFINING AN OUTLET ADJACENT EACH SIDE OF ONE OF SAID DAMS; (D) ONE OF SAID END WALLS DEFINING AN INLET; (E) AN IMPELLER MOUNTED FOR REVERSIBLE ROTATION WITHIN SAID CHAMBER;
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |