Patent US3242503A successfully refreshed from Google Patents.
US3242503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swimming pool
Assignee: United States Safety Pool Corp
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Filing: 1963-05-17
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Granted: 1966-03-29
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Expires: 1983-05-17
Abstract
No abstract record available.
Inventors
- 👤 Russo Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:53
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/06; E04H4/065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A SWIMMING POOL COMPRISING, MEANS DEFINING A SIDE WALL, A FIRST BOTTOM WALL JOINED TO SAID SIDE WALL TO FORM A CONTAINER FOR WATER, A PLURALITY OF DRAINS EACH POSITIONED IN SAID FIRST BOTTOM WALL TO RECEIVE WATER FROM SAID CONTAINER, SAID FIRST BOTTOM WALL HAVING A PLURALITY OF SLOPES EACH DIRECTED TO ONE OF SAID PLURALITY OF DRAINS, A SECOND BOTTOM WALL ADJUSTABLY POSITIONED ABOVE SAID FIRST BOTTOM WALL AND HAVING AN ADJUSTABLE SLOPE, THE MAXIMUM SLOPE OF SAID SECOND BOTTOM WALL BEING LESS THAN THE MINIMUM SLOPE OF ANY OF THE PLURALITY OF SLOPES OF SAID FIRST BOTTOM WALL, A PONTOON MEMBER SECURED TO THE BOTTOM OF SAID SECOND BOTTOM WALL FOR RAISING AND LOWERING SAID SECOND BOTTOM WALL INSIDE SIMULTANEOUSLY CHANGING THE SLOPE THEREOF, AND MEANS CONNECTED TO SAID PONTOON MEMBER FOR ADDING AND REMOVING WATER THEREFROM TO THEREBY ALTER THE BUOYANCY OF SAID PONTOON MEMBER.
Claim 2
Dependent Claim
149 words
A SWIMMING POOL COMPRISING, MEANS DEFINING A SIDE WALL, A FIRST BOTTOM WALL JOINED TO SAID SIDE WALL TO FORM A CONTAINER FOR WATER, A PLURALITY OF DRAINS EACH POSITIONED IN SAID FIRST BOTTOM WALL TO RECEIVE WATER FROM SAID CONTAINER, SAID FIRST BOTTOM WALL HAVING A PLURALITY OF SLOPES EACH DIRECTED TO ONE OF SAID PLURALITY OF DRAINS, A SECOND BOTTOM WALL ADJUSTABLY POSITIONED ABOVE SAID FIRST BOTTOM WALL AND HAVING AN ADJUSTABLE SLOPE, THE MAXIMUM SLOPE OF SAID SECOND BOTTOM WALL BEING LESS THAN THE MINIMUM SLOPE OF ANY OF THE PLURALITY OF SLOPES OF SAID FIRST BOTTOM WALL, A PONTOON MEMBER SECURED TO THE BOTTOM OF SAID SECOND BOTTOM WALL FOR RAISING AND LOWERING SAID SECOND BOTTOM WALL INSIDE SIMULTANEOUSLY CHANGING THE SLOPE THEREOF, AND MEANS CONNECTED TO SAID PONTOON MEMBER FOR ADDING AND REMOVING WATER THEREFROM TO THEREBY ALTER THE BUOYANCY OF SAID PONTOON MEMBER.
References Cited (Backward Citations)
US1918437A
Cited
US1963405A
Cited
US2073784A
Cited
US3045253A
Cited
US3000017A
Cited
US3046566A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |