US3097955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cement product
Assignee: American Cement Corp
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Filing: 1960-09-26
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Granted: 1963-07-16
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Expires: 1980-09-26
Abstract
No abstract record available.
Inventors
- 👤 Philip H Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:57
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/02; C04B28/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A CEMENT PRODUCT CONSISTING ESSENTIALLY OF A HYDRAULIC CEMENT, WATER, FROM ABOUT 0.02% TO ABOUT 0.13% BY WEIGHT OF THE CEMENT OF AN OLEAGINOUS SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF FATTY ACIDS AND FATS AND OILS CONVERTIBLE BY HYDROLYSIS TO FATTY ACIDS, AND FROM ABOUT 0.02% TO ABOUT 0.13% BY WEIGHT OF THE CEMENT OF AN OLEOPHILIC PETROLEUM SULFONATE, THE COMBINED AMOUNT OF OLEAGINOUS SUBSTANCE AND OLEOPHILIC PETROLEUM SULFONATE VARYING IN THE RANGE FROM ABOUT 0.05% TO ABOUT 0.25% BY WEIGHT OF THE CEMENT.
Claim 2
Dependent Claim
85 words
A CEMENT PRODUCT CONSISTING ESSENTIALLY OF A HYDRAULIC CEMENT, WATER, FROM ABOUT 0.02% TO ABOUT 0.13% BY WEIGHT OF THE CEMENT OF AN OLEAGINOUS SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF FATTY ACIDS AND FATS AND OILS CONVERTIBLE BY HYDROLYSIS TO FATTY ACIDS, AND FROM ABOUT 0.02% TO ABOUT 0.13% BY WEIGHT OF THE CEMENT OF AN OLEOPHILIC PETROLEUM SULFONATE, THE COMBINED AMOUNT OF OLEAGINOUS SUBSTANCE AND OLEOPHILIC PETROLEUM SULFONATE VARYING IN THE RANGE FROM ABOUT 0.05% TO ABOUT 0.25% BY WEIGHT OF THE CEMENT.
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) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |