Patent US2514637A successfully refreshed from Google Patents.
US2514637A
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Cement compositions
Assignee: L SONNEBORN SONS Inc
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Filing: 1949-04-29
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Granted: 1950-07-11
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Expires: 1969-04-29
Abstract
No abstract record available.
Inventors
- 👤 Goldstein Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:31
CPC Classifications
C; C04; C04B; C04B24/00; C04B24/24; C04B24/26; C04B24/2617
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A SUBSTANTIALLY SELF-BONDING CEMENT COMPOSITION COMPRISING A PORTLAND CEMENT COMPOSITION AND INTIMATELY DISPERSED THERETHROUGH AN AQUEOUS COLLOIDAL DISPERSION OF NOT IN EXCESS OF SUBSTANTIALLY 50% BY WEIGHT OF CUMARON RESIN, SAID CUMARON RESIN BEING PRESENT TO SUBSTANTIALLY YIELD ABOUT ONE PART BY DRY WEIGHT OF CUMARON RESIN FOR ABOUT EVERY 15-50 PARTS BY DRY WEIGHT OF PORTLAND CEMENT PRESENT IN SAID COMPOSITION, THE WATER IN SAID DISPERSION NOT SUBSTANTIALLY EXCEEDING THE TOTAL GAUGING WATER REQUIRED FOR SAID COMPOSITION.
Claim 2
Dependent Claim
78 words
A SUBSTANTIALLY SELF-BONDING CEMENT COMPOSITION COMPRISING A PORTLAND CEMENT COMPOSITION AND INTIMATELY DISPERSED THERETHROUGH AN AQUEOUS COLLOIDAL DISPERSION OF NOT IN EXCESS OF SUBSTANTIALLY 50% BY WEIGHT OF CUMARON RESIN, SAID CUMARON RESIN BEING PRESENT TO SUBSTANTIALLY YIELD ABOUT ONE PART BY DRY WEIGHT OF CUMARON RESIN FOR ABOUT EVERY 15-50 PARTS BY DRY WEIGHT OF PORTLAND CEMENT PRESENT IN SAID COMPOSITION, THE WATER IN SAID DISPERSION NOT SUBSTANTIALLY EXCEEDING THE TOTAL GAUGING WATER REQUIRED FOR SAID COMPOSITION.
References Cited (Backward Citations)
US1299798A
Cited
US1991007A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |