Patent US2794213A successfully refreshed from Google Patents.
US3119342A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor driven pumps
Assignee: FOSTORIA CORP
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Filing: 1961-06-19
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Granted: 1964-01-28
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Expires: 1981-06-19
Abstract
No abstract record available.
Inventors
- 👤 Howard T White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:29
CPC Classifications
F; F04; F04D; F04D13/00; F04D13/02; F04D13/06; F04D13/0606; F04D13/064; F04D13/0633
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A MOTOR DRIVEN PUMP HAVING A CYLINDRICAL HOUSING OF MOLDED ELECTRICALLY NON-CONDUCTIVE MATERIAL COMPRISING A PUMP HOUSING SECTION AND A MOTOR ROTOR HOUSING SECTION, SAID SECTIONS HAVING SPACED PARALLEL END WALLS AND EACH OF SAID SECTIONS HAVING A CYLINDRICAL WALL INTEGRAL WITH AND EXTENDING FROM ITS END WALL IN LONGITUDINAL ALIGNMENT WITH THE CYLINDRICAL WALL OF THE OTHER SECTION, ONE OF SAID CYLINDRICAL WALLS INTERMEDIATE THE END WALLS HAVING A PORTION FOR RECEIVING A MATING PORTION OF THE OTHER HOUSING SECTION, ONE OF SAID SECTIONS HAVING AN INTEGRAL THIN WALL PORTION BETWEEN SAID MATING PORTIONS, A SEPARATING MEMBER INTERIORLY DISPOSED IN SAID HOUSING PARALLEL TO AND BETWEEN SAID END WALLS AND WITH ITS PE-
Claim 2
Dependent Claim
114 words
A MOTOR DRIVEN PUMP HAVING A CYLINDRICAL HOUSING OF MOLDED ELECTRICALLY NON-CONDUCTIVE MATERIAL COMPRISING A PUMP HOUSING SECTION AND A MOTOR ROTOR HOUSING SECTION, SAID SECTIONS HAVING SPACED PARALLEL END WALLS AND EACH OF SAID SECTIONS HAVING A CYLINDRICAL WALL INTEGRAL WITH AND EXTENDING FROM ITS END WALL IN LONGITUDINAL ALIGNMENT WITH THE CYLINDRICAL WALL OF THE OTHER SECTION, ONE OF SAID CYLINDRICAL WALLS INTERMEDIATE THE END WALLS HAVING A PORTION FOR RECEIVING A MATING PORTION OF THE OTHER HOUSING SECTION, ONE OF SAID SECTIONS HAVING AN INTEGRAL THIN WALL PORTION BETWEEN SAID MATING PORTIONS, A SEPARATING MEMBER INTERIORLY DISPOSED IN SAID HOUSING PARALLEL TO AND BETWEEN SAID END WALLS AND WITH ITS PE-
References Cited (Backward Citations)
US2317517A
Cited
US2875694A
Cited
US2925041A
Cited
US2906208A
Cited
US2920574A
Cited
US2971467A
Cited
US2871793A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-27 | 1967-07-29 | 1968-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-27 | 1971-07-29 | 1972-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-27 | 1975-07-29 | 1976-01-28 | $7700.00 | Window Closed / Lapsed |