US2733592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ceramic tile
Assignee: —
•
Filing: —
•
Granted: 1956-02-07
•
Expires: 1973-02-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:38
CPC Classifications
E; E04; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/14; E04F13/142; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249967; Y10T428/24997; Y10T428/31504; Y10T428/31551; Y10T428/31609; Y10T428/31612
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A BUILDING TILE COMPRISING A POROUS BODY HAVING A PLURALITY OF FACES, THE BODY COMPRISING A SEMI-VITREOUS CERAMIC COMPOSITION CONTAINING VOIDS AND CAPILLARY OPENINGS, AT LEAST ONE OF SAID FACES HAVING A GLAZED SURFACE, SAID TILE BODY BEING INITIALLY CAPABALE OF ABSORBING MORE THAN ABOUT 3% OF ITS WEIGHT OF WATER, SAID TILE BODY HAVING A WATER-REPELLENT SILICONE OIL DISTRIBUTED UPON THE SURFACE OF THE VOIDS AND CAPILLARY OPENINGS, THE AMOUNT OF SAID SILICON OIL BEING INSUFFICIENT TO PLUG THE VOIDS AND CAPILLARY OPENINGS BUT SUFFICIENT TO RENDER THE TILE BODY INCAPABLE OF ABSORBING MORE THAN ABOUT 3% BY ITS WEIGHT OF WATER.
Claim 2
Dependent Claim
103 words
A BUILDING TILE COMPRISING A POROUS BODY HAVING A PLURALITY OF FACES, THE BODY COMPRISING A SEMI-VITREOUS CERAMIC COMPOSITION CONTAINING VOIDS AND CAPILLARY OPENINGS, AT LEAST ONE OF SAID FACES HAVING A GLAZED SURFACE, SAID TILE BODY BEING INITIALLY CAPABALE OF ABSORBING MORE THAN ABOUT 3% OF ITS WEIGHT OF WATER, SAID TILE BODY HAVING A WATER-REPELLENT SILICONE OIL DISTRIBUTED UPON THE SURFACE OF THE VOIDS AND CAPILLARY OPENINGS, THE AMOUNT OF SAID SILICON OIL BEING INSUFFICIENT TO PLUG THE VOIDS AND CAPILLARY OPENINGS BUT SUFFICIENT TO RENDER THE TILE BODY INCAPABLE OF ABSORBING MORE THAN ABOUT 3% BY ITS WEIGHT OF WATER.
References Cited (Backward Citations)
US417233A
Cited
US2017318A
Cited
US2392805A
Cited
US2507200A
Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-06 | 1959-08-08 | 1960-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-06 | 1963-08-08 | 1964-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-06 | 1967-08-08 | 1968-02-07 | $7700.00 | Window Closed / Lapsed |