US3241157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Counterbalanced swimming pool cover
Assignee: Individual
•
Filing: 1963-07-19
•
Granted: 1966-03-22
•
Expires: 1983-07-19
Abstract
No abstract record available.
Inventors
- 👤 Meredith H Baker
- 👤 Charles D Thomason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:09
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/06; E04H4/08; E04H4/084
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A SWIMMING POOL COVER COMPRISING A FLAT COVER ADAPTED TO EXTEND OVER A SWIMMING POOL OPEN TOP, A FLOATATION ELEMENT DISPOSED BELOW THE UNDERSIDE OF SAID COVER INWARDLY OF AN EDGE THEREOF AND ADAPTED TO FLOAT ON THE TOP OF THE WATER WITHIN SAID POOL, AND MEANS FOR ADJUSTABLY SECURING SAID ELEMENT TO SAID COVER, SAID MEANS INCLUDING A HOLLOW INTERNALLY THREADED TUBE EXTENDING INTO SAID ELEMENT, AND AN EXTERNALLY THREADED HOLLOW TUBE FIXEDLY DEPENDING FROM SAID COVER UNDERSIDE THREADEDLY ARRANGED WITH RESPECT TO SAID INTERNALLY THREADED TUBE AND A NUT SHAPED RECESS IN THE BOTTOM OF SAID FLOATATION ELEMENT ADAPTED TO RECEIVE A TOOL TO THEREBY RAISE AND LOWER SAID FLOATATION ELEMENT RELATIVE TO SAID COVER.
Claim 2
Dependent Claim
117 words
A SWIMMING POOL COVER COMPRISING A FLAT COVER ADAPTED TO EXTEND OVER A SWIMMING POOL OPEN TOP, A FLOATATION ELEMENT DISPOSED BELOW THE UNDERSIDE OF SAID COVER INWARDLY OF AN EDGE THEREOF AND ADAPTED TO FLOAT ON THE TOP OF THE WATER WITHIN SAID POOL, AND MEANS FOR ADJUSTABLY SECURING SAID ELEMENT TO SAID COVER, SAID MEANS INCLUDING A HOLLOW INTERNALLY THREADED TUBE EXTENDING INTO SAID ELEMENT, AND AN EXTERNALLY THREADED HOLLOW TUBE FIXEDLY DEPENDING FROM SAID COVER UNDERSIDE THREADEDLY ARRANGED WITH RESPECT TO SAID INTERNALLY THREADED TUBE AND A NUT SHAPED RECESS IN THE BOTTOM OF SAID FLOATATION ELEMENT ADAPTED TO RECEIVE A TOOL TO THEREBY RAISE AND LOWER SAID FLOATATION ELEMENT RELATIVE TO SAID COVER.
References Cited (Backward Citations)
US2121052A
Cited
US2281748A
Cited
US2655223A
Cited
US2867346A
Cited
US3009166A
Cited
US3072920A
Cited
US3051964A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |