Patent US2963765A successfully refreshed from Google Patents.
US2963765A
Expired / Lapsed
US
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Method of curing concrete
Assignee: ConocoPhillips Co
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Filing: 1957-10-25
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Granted: 1960-12-13
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Expires: 1977-10-25
Abstract
No abstract record available.
Inventors
- 👤 Richard M Tillman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:52
CPC Classifications
C; C04; C04B; C04B40/00; C04B40/04; Y; Y10; Y10S; Y10S264/00; Y10S264/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
THE PROCESS OF CURING CONCRETE WHICH COMPRISES APPLYING TO A CONCRETE AS A SURFACE COATING BEFORE THE CONCRETE HAS SET A COMPOSITION COMPRISING ON A WEIGHT BASIS A VOLATILE PETROLEUM HYDROCARBON SOLVENT, 45 TO 98 PERCENT, A MICROCRYSTALLINE WAX, 1 TO 40 PERCENT, AS A FILM FORMING SUBSTANCE, AN ORGANIC DYE, 0.005 TO 5 PERCENT, AND A DISPERSING AGENT, 0.025 TO 10 PERCENT, WHEREIN SAID DISPERSING AGENT IS SELECTED FROM THE GROUP CONSISTING OF HYDROGENATED TALLOW AMINE, A FATTY AMINE FROM SOYA OIL, AND A POLYETHYLENE HAVING A MOLECULAR WEIGHT WITHIN THE RANGE OF 1500 TO 2000, CHARACTERIZED FURTHER IN THAT SAID COATING HAS A WATER RETENTION VALUE OF AT LEAST 96 PERCENT AS DETERMINED BY ASTM SPECIFICATION C-156-55. ASTM STANDARDS, 1955, PART 3.
Claim 2
Dependent Claim
124 words
THE PROCESS OF CURING CONCRETE WHICH COMPRISES APPLYING TO A CONCRETE AS A SURFACE COATING BEFORE THE CONCRETE HAS SET A COMPOSITION COMPRISING ON A WEIGHT BASIS A VOLATILE PETROLEUM HYDROCARBON SOLVENT, 45 TO 98 PERCENT, A MICROCRYSTALLINE WAX, 1 TO 40 PERCENT, AS A FILM FORMING SUBSTANCE, AN ORGANIC DYE, 0.005 TO 5 PERCENT, AND A DISPERSING AGENT, 0.025 TO 10 PERCENT, WHEREIN SAID DISPERSING AGENT IS SELECTED FROM THE GROUP CONSISTING OF HYDROGENATED TALLOW AMINE, A FATTY AMINE FROM SOYA OIL, AND A POLYETHYLENE HAVING A MOLECULAR WEIGHT WITHIN THE RANGE OF 1500 TO 2000, CHARACTERIZED FURTHER IN THAT SAID COATING HAS A WATER RETENTION VALUE OF AT LEAST 96 PERCENT AS DETERMINED BY ASTM SPECIFICATION C-156-55. ASTM STANDARDS, 1955, PART 3.
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) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |