US3104964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas pump with liquid removal means
Assignee: General Electric Co
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Filing: 1961-12-28
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Granted: 1963-09-24
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Expires: 1981-12-28
Abstract
No abstract record available.
Inventors
- 👤 Craft Donald William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:55
CPC Classifications
F; F04; F04D; F04D1/00; F04D1/12; F04D29/00; F04D29/26; F04D29/28; F04D29/284; F04D29/70; F04D29/701; F04D29/706
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A GAS PUMP COMPRISING: (A) A ROTATING INDUCER, (B) A ROTATING IMPELLER, (C) SAID ROTATING INDUCER HAVING A PLURALITY OF RADIALLY EXTENDING VANES AND AN ANNULAR SHROUND CIRCUMSCRIBING THE ENDS OF SAID VANES, (D) SAID ROTATING IMPELLEER HAVING AN ANNULAR GROOVE ADAPTED TO RECEIVE AND COLLECT LIQUID WHICH IS CENTRIFUGED FROM SAID SHROUND, AND (E) MEANS FOR REMOVING LIQUID FROM SAID ANNULAR GROOVE.
Claim 2
Dependent Claim
63 words
A GAS PUMP COMPRISING: (A) A ROTATING INDUCER, (B) A ROTATING IMPELLER, (C) SAID ROTATING INDUCER HAVING A PLURALITY OF RADIALLY EXTENDING VANES AND AN ANNULAR SHROUND CIRCUMSCRIBING THE ENDS OF SAID VANES, (D) SAID ROTATING IMPELLEER HAVING AN ANNULAR GROOVE ADAPTED TO RECEIVE AND COLLECT LIQUID WHICH IS CENTRIFUGED FROM SAID SHROUND, AND (E) MEANS FOR REMOVING LIQUID FROM SAID ANNULAR GROOVE.
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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |