Patent US3191189A successfully refreshed from Google Patents.
US3191189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-sweat water closet tank
Assignee: American Radiator and Standard Sanitary Corp
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Filing: 1962-10-26
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Granted: 1965-06-29
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Expires: 1982-10-26
Abstract
No abstract record available.
Inventors
- 👤 Robare E Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:34
CPC Classifications
E; E03; E03D; E03D1/00; E03D1/006; Y; Y10; Y10S; Y10S215/00; Y10S215/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
142 words
A CERAMIC WATER CLOSET FLUSH TANK COMPRISING A BOTTOM WALL AND UPRIGHT WALLS DEFINING SAID TANK, A VINYL PLASTISOL INSULATING LINER IN SAID TANK, SAID INSULATING LINER BEING FORMED AND HARDENED-IN-PLACE WITHIN THE TANK BY POURING LIQUID VINYL PLASTISOL INTO THE TANK AND ALLOWING IT TO EL ADJACENT THE TANK SURFACES TO THEREBY FORM AN INTEGRAL LAYER OF A TOUGH STABLE, ONE-PIECE HOMOGENOUS MASS OF VINYL PLASTISOL WHICH CONFORMS TO THE INTERNAL SHAPE OF THE TANK, MEANS BETWEEN THE INSIDE SURFACES OF THE TANK AND THE LINER CAUSIN G SAID LINER TO BE BONDED TO AND IN EFFECT INTEGRAL WITH THE TANK THEREBY FORMING A PERMANENT PART OF THE TANK AND ELIMINATING VOIDS AND PREVENTING BACTERIAL GROWTH BETWEEN THE TANK AND LINER, SAID LINER INSULATING THE TANK FROM THE WATER THEREIN TO REDUCE CONDENSATION OF MOISTURE ON THE OUTSIDE OF THE TANK.
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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |