US2877142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for increasing the soil resistance of a solid surface
Assignee: EIDP Inc
•
Filing: 1955-02-28
•
Granted: 1959-03-10
•
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 05:16
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)
US2085129A
Cited
US2266636A
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US2570750A
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US2622307A
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US2734835A
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US2734834A
Cited
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 |