US3333544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water pump motor constructions
Assignee: Individual
•
Filing: 1965-03-22
•
Granted: 1967-08-01
•
Expires: 1985-03-22
Abstract
No abstract record available.
Inventors
- 👤 James R Turk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:42
CPC Classifications
F; F04; F04D; F04D13/00; F04D13/02; F04D13/06; F04D13/0606; H; H02; H02K; H02K5/00; H02K5/04; H02K5/12; H02K5/128
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
IN COMBINATION, A FLUID PUMP AND AN ELECTRIC MOTOR FOR DRIVING SAID PUMP, SAID PUMP AND MOTOR BEING CONCENTRICALLY DISPOSED IN A TWO-PART HOUSING IN SPACED RELATION TO DEFINE WITH SAID TWO-PART HOUSING AN ANNULAR FLUID CHAMBER, SAID PUMP COMPRISING A BODY PORTION WHICH DEFINES WITH SAID PUMP HOUSING PART A PUMPING CHAMBER; A FLUID INLET IN SAID PUMP HOUSING PART IN FLUID COMMUNICATION WITH SAID PUMPING CHAMBER; RADIALLY EXTENDING PASSAGEWAYS IN SAID PUMP BODY COMMUNICATING SAID PUMPING CHAMBER WITH SAID ANNULAR FLUID CHAMBER; A FLUID OUTLET IN SAID MOTOR HOUSING PART IN FLUID COMMUNICATION WITH SAID ANNULAR FLUID CHAMBER; MEANS IN SAID PUMPING CHAMBER FOR PUMPING FLUID INTO AND OUT OF SAID
Claim 2
Dependent Claim
113 words
IN COMBINATION, A FLUID PUMP AND AN ELECTRIC MOTOR FOR DRIVING SAID PUMP, SAID PUMP AND MOTOR BEING CONCENTRICALLY DISPOSED IN A TWO-PART HOUSING IN SPACED RELATION TO DEFINE WITH SAID TWO-PART HOUSING AN ANNULAR FLUID CHAMBER, SAID PUMP COMPRISING A BODY PORTION WHICH DEFINES WITH SAID PUMP HOUSING PART A PUMPING CHAMBER; A FLUID INLET IN SAID PUMP HOUSING PART IN FLUID COMMUNICATION WITH SAID PUMPING CHAMBER; RADIALLY EXTENDING PASSAGEWAYS IN SAID PUMP BODY COMMUNICATING SAID PUMPING CHAMBER WITH SAID ANNULAR FLUID CHAMBER; A FLUID OUTLET IN SAID MOTOR HOUSING PART IN FLUID COMMUNICATION WITH SAID ANNULAR FLUID CHAMBER; MEANS IN SAID PUMPING CHAMBER FOR PUMPING FLUID INTO AND OUT OF SAID
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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) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |