US3274941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump actuated by ocean swells
Assignee: Individual
•
Filing: 1964-10-30
•
Granted: 1966-09-27
•
Expires: 1984-10-30
Abstract
No abstract record available.
Inventors
- 👤 Edward L Parr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:51
CPC Classifications
F; F03; F03B; F03B13/00; F03B13/12; F03B13/14; F03B13/16; F03B13/18; F03B13/1805; Y; Y02; Y02E; Y02E10/00; Y02E10/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A PUMP, COMPRISING IN COMBINATION: (A) A FRAME; (B) A PAIR OF FLOATS CARRYING THE FRAME, SAID FLOATS BEING SPACED FROM ONE ANOTHER AT SUCH DISTANCE SO AS TO FLOAT SUBSTANTIALLY SIMULTANEOUSLY ON THE CRESTS OF SWELLS OF THE WATER IN THE OCEAN; (C) MEANS FOR RETAINING THE FRAME IN POSITION IN WHEN THE FLOATS ARE RAISED AND LOWERED SUBSTANTIALLY IN UNISION BY THE SWELL MOVEMENT OF THE WATER; (D) A MOVABLE ELEMENT, CONNECTED WITH THE FRAME, FOR EFFECTING PUMPING; (E) A THIRD FLOAT POSITIONED FOR RAISING AND LOWERING SUBSTANTIALLY CONTRA TO THE MOVEMENT OF THE PAIR OF FLOATS BY THE SWELLS IN THE WATER;
Claim 2
Dependent Claim
105 words
A PUMP, COMPRISING IN COMBINATION: (A) A FRAME; (B) A PAIR OF FLOATS CARRYING THE FRAME, SAID FLOATS BEING SPACED FROM ONE ANOTHER AT SUCH DISTANCE SO AS TO FLOAT SUBSTANTIALLY SIMULTANEOUSLY ON THE CRESTS OF SWELLS OF THE WATER IN THE OCEAN; (C) MEANS FOR RETAINING THE FRAME IN POSITION IN WHEN THE FLOATS ARE RAISED AND LOWERED SUBSTANTIALLY IN UNISION BY THE SWELL MOVEMENT OF THE WATER; (D) A MOVABLE ELEMENT, CONNECTED WITH THE FRAME, FOR EFFECTING PUMPING; (E) A THIRD FLOAT POSITIONED FOR RAISING AND LOWERING SUBSTANTIALLY CONTRA TO THE MOVEMENT OF THE PAIR OF FLOATS BY THE SWELLS IN THE WATER;
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) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |