US3335668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump
Assignee: Molon Motor and Coil Corp
•
Filing: 1966-02-01
•
Granted: 1967-08-15
•
Expires: 1986-02-01
Abstract
No abstract record available.
Inventors
- 👤 Ronald A Thon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:04
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/40; F04D29/42; F04D29/426
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
IN A SUBMERSIBLE CENTRIFUGAL PUMP ADAPTED TO BE DRIVEN BY THE ROTOR OF A NON-SUBMERSIBLE MOTOR: A MOTOR SUPPORT MEANS HAVING A BOSS PROJECTING THEREFROM, A TUBE PRESS FITTED AT ONE END ON SAID BOSS AND HAVING AN ATTACHING PLATE AFFORDING PART OF A PUMP HOUSING AT THE OTHER END, A PUMP HOUSING COVER SNAP FITTED TO SAID ATTACHING PLATE AND CONFIGURED TO AFFORD A PUMP HOUSING THEREWITH, AN IMPELLER SHAFT EXTENDING TO SAID PUMP HOUSING, AND AN IMPLELLER SECURED TO SAID SHAFT WITHIN THE PUMP HOUSING.
Claim 2
Dependent Claim
87 words
IN A SUBMERSIBLE CENTRIFUGAL PUMP ADAPTED TO BE DRIVEN BY THE ROTOR OF A NON-SUBMERSIBLE MOTOR: A MOTOR SUPPORT MEANS HAVING A BOSS PROJECTING THEREFROM, A TUBE PRESS FITTED AT ONE END ON SAID BOSS AND HAVING AN ATTACHING PLATE AFFORDING PART OF A PUMP HOUSING AT THE OTHER END, A PUMP HOUSING COVER SNAP FITTED TO SAID ATTACHING PLATE AND CONFIGURED TO AFFORD A PUMP HOUSING THEREWITH, AN IMPELLER SHAFT EXTENDING TO SAID PUMP HOUSING, AND AN IMPLELLER SECURED TO SAID SHAFT WITHIN THE PUMP HOUSING.
References Cited (Backward Citations)
DE809510C
Cited
US2930325A
Cited
US3041978A
Cited
US3212446A
Cited
US3205828A
Cited
US3274799A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |