US3823690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pool construction
Assignee: VALLEY VIEW SPECIALTIES Co A CORP OF IL
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Filing: 1973-04-06
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Granted: 1974-07-16
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Expires: 1993-04-06
Abstract
Abstract A one-piece molded pool construction for use in a garden and the like comprising an interior side wall portion for holding water. An integrally formed outer wall extends downwardly in spaced relationship relative to the interior wall for a short distance. This outer wall terminates in an outwardly extending flange. A second outwardly extending flange is located at the bottom of the construction, and the pool is located in place in an excavation or the like whereby both flanges are positioned beneath the surface with fill material extending over both flanges.
Inventors
- 👤 R Rynberk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:18
CPC Classifications
E; E04; E04H; E04H4/00
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
173 words
A one-piece molded plastic pool construction for use in a garden and the like comprising an interior side wall portion defining a container for holding water, an integrally formed outer wall extending downwardly relative to the interior wall for a short distance, a laterally extending top rim located between said inner and outer walls, said outer wall extending downwardly from said top rim in spaced relation with said inner wall, said outer wall, inner wall and lateral rim defining a cavity which circumscribes said container, aN outwardly extending flange formed on said outer wall in downwardly spaced relation with said top rim, a second outwardly extending flange formed on said inner wall and located at the bottom of the construction and attached thereto, said flanges extending all around the walls of the construction, said pool being located in place in an excavation or the like whereby both flanges are positioned beneath the surface with fill material extending over both flanges, said top rim being located in substantially the same plane as said surface.
Claim 2
Dependent Claim
173 words
A one-piece molded plastic pool construction for use in a garden and the like comprising an interior side wall portion defining a container for holding water, an integrally formed outer wall extending downwardly relative to the interior wall for a short distance, a laterally extending top rim located between said inner and outer walls, said outer wall extending downwardly from said top rim in spaced relation with said inner wall, said outer wall, inner wall and lateral rim defining a cavity which circumscribes said container, aN outwardly extending flange formed on said outer wall in downwardly spaced relation with said top rim, a second outwardly extending flange formed on said inner wall and located at the bottom of the construction and attached thereto, said flanges extending all around the walls of the construction, said pool being located in place in an excavation or the like whereby both flanges are positioned beneath the surface with fill material extending over both flanges, said top rim being located in substantially the same plane as said surface.
Claim 3
Dependent Claim
27 words
A construction in accordance with claim 1 wherein said molded plastic comprises a vacuum formed acrylic base sheet including a fiberglas spray coating on its exterior surfaces.
References Cited (Backward Citations)
US3016546A
Cited
US3487600A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-07-15 | 1978-01-14 | 1978-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-15 | 1982-01-14 | 1982-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-15 | 1986-01-14 | 1986-07-16 | $7700.00 | Window Closed / Lapsed |