US2934932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic cement mortar compositions and methods of use
Assignee: Tile Council of America Inc
•
Filing: 1957-09-30
•
Granted: 1960-05-03
•
Expires: 1977-09-30
Abstract
No abstract record available.
Inventors
- 👤 Herman B Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:23
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/02; C04B28/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
88 words
IN THE METHOD OF INSTALLATING CERMANIC TILE, WHICH COMPRISES COVERING A SUBSTRATE WITH A BED OF MORTAR AND PRESSING THE DRY TILE INTO SAID BED, THE IMPROVEMENT WHICH COMPRISES UTILIZING A MORTAR CONSISTING ESSENTIALLY OF BY WEIGHT, 24.8 TO 89.8% PORTLAND CEMENT, 0.2 TO 6.5% METHYL CELLULOSE OF 10 TO 7000 CENTIPOISES VISCOSITY GRADE AND ABOUT 10 TO 75% OF AT LEAST ONE SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF SAND AND POWDERED LIMESTONE, SAID DRY MORTAR HAVING MIXED WITH IT 11 TO 40% BY WEIGHT OF WATER.
References Cited (Backward Citations)
US2432971A
Cited
US2549507A
Cited
US2674320A
Cited
US2700615A
Cited
US2838411A
Cited
US2820713A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-03 | 1963-11-02 | 1964-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-03 | 1967-11-02 | 1968-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-03 | 1971-11-02 | 1972-05-03 | $7700.00 | Window Closed / Lapsed |