US3135211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor and pump assembly
Assignee: INTEGRAL MOTOR PUMP CORP
•
Filing: 1960-09-28
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Granted: 1964-06-02
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Expires: 1980-09-28
Abstract
No abstract record available.
Inventors
- 👤 Rinaldo F Pezzillo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:14
CPC Classifications
F; F04; F04D; F04D13/00; F04D13/02; F04D13/06; F04D13/0606; F04D13/0613
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
AN ASSEMBLY COMPRISING A MOTOR HAVING A STATOR, A ROTOR, A SHAFT TO WHICH THE ROTOR IS SECURED, A TUBULAR SLEEVE FORMED OF NON-MAGNETIC MATERIAL POSITIONED BETWEEN THE ROTOR AND STATOR AND SURROUNDING THE ROTOR AND ONE END OF THE SHAFT, A PLATE FITTED WITHIN AND SECURED TO ONE END OF SAID SLEEVE AND COOPERATING THEREWITH TO FORM A CUP DEFINING A LIQUID-TIGHT SPACE EXTENDING ABOUT THE ROTOR AND SAID END OF THE SHAFT, A BEARING FOR SAID END OF THE SHAFT SUPPORTED BY SAID PLATE, AND MEANS ON SAID SHAFT FOR CIRCULATING LIQUID THROUGH SAID SPACE AND INTO CONTACT WITH SAID ROTOR AND BEARING, THE MOTOR HAVING
Claim 2
Dependent Claim
108 words
AN ASSEMBLY COMPRISING A MOTOR HAVING A STATOR, A ROTOR, A SHAFT TO WHICH THE ROTOR IS SECURED, A TUBULAR SLEEVE FORMED OF NON-MAGNETIC MATERIAL POSITIONED BETWEEN THE ROTOR AND STATOR AND SURROUNDING THE ROTOR AND ONE END OF THE SHAFT, A PLATE FITTED WITHIN AND SECURED TO ONE END OF SAID SLEEVE AND COOPERATING THEREWITH TO FORM A CUP DEFINING A LIQUID-TIGHT SPACE EXTENDING ABOUT THE ROTOR AND SAID END OF THE SHAFT, A BEARING FOR SAID END OF THE SHAFT SUPPORTED BY SAID PLATE, AND MEANS ON SAID SHAFT FOR CIRCULATING LIQUID THROUGH SAID SPACE AND INTO CONTACT WITH SAID ROTOR AND BEARING, THE MOTOR HAVING
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |