Patent US2877142A successfully refreshed from Google Patents.
US2877142A
Expired / Lapsed
US
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Process for increasing the soil resistance of a solid surface
Assignee: EIDP Inc
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Filing: 1955-02-28
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Granted: 1959-03-10
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Expires: 1975-02-28
Abstract
No abstract record available.
Inventors
- 👤 Robert L Rusher
- 👤 Paul C Yates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:57
CPC Classifications
B; B05; B05D; B05D3/00; B05D3/02; C; C08; C08J; C08J7/00; C08J7/04; C08J7/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
IN A PROCESS FOR INCREASING THE SOIL-RESISTANCE OF A UNITARY AND SUBSTANTIALLY CONTINOUS SOLID SURFACE HAVING A 60* GARDNER GLOSS RATING OF 5 TO 85, THE STEPS COMPRISING COATING THE SURFACE WITH A SOL, THE DISCONTINOUS PHASE OF WHICH CONSISTS ESSENTIALLY OF WATER-INSOLUBLE, SUBSTANTIALLY DISCRETE, INORGANIC PARTICLES HAVING AT LEAST TWO DIMENSIONS IN THE RANGE OF 5 TO 20 MILLIMICRONS, AT THE TIME OF SAID COATING OPERATION AND COALESCING THE PARTICLES UPON SAID SURFACE BY REMOVING THE CONTINOUS PHASE OF THE SOL FROM THE COATING.
Claim 2
Dependent Claim
85 words
IN A PROCESS FOR INCREASING THE SOIL-RESISTANCE OF A UNITARY AND SUBSTANTIALLY CONTINOUS SOLID SURFACE HAVING A 60* GARDNER GLOSS RATING OF 5 TO 85, THE STEPS COMPRISING COATING THE SURFACE WITH A SOL, THE DISCONTINOUS PHASE OF WHICH CONSISTS ESSENTIALLY OF WATER-INSOLUBLE, SUBSTANTIALLY DISCRETE, INORGANIC PARTICLES HAVING AT LEAST TWO DIMENSIONS IN THE RANGE OF 5 TO 20 MILLIMICRONS, AT THE TIME OF SAID COATING OPERATION AND COALESCING THE PARTICLES UPON SAID SURFACE BY REMOVING THE CONTINOUS PHASE OF THE SOL FROM THE COATING.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-09 | 1962-09-08 | 1963-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-09 | 1966-09-08 | 1967-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-09 | 1970-09-08 | 1971-03-10 | $7700.00 | Window Closed / Lapsed |