Patent US3518454A successfully refreshed from Google Patents.
US2859137A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating textiles with methyl silicone resin and n, n'-diphenyl guanidine
Assignee: Individual
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Filing: 1956-09-19
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Granted: 1958-11-04
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Expires: 1976-09-19
Abstract
No abstract record available.
Inventors
- 👤 Ray E Ellis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:01
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/643; D06M15/6436
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A PROCESS FOR PREPARING AND CURING SILICONE RESINCOATED TEXTILE MATERIALS WHICH COMPRISES COATING SAID TEXTILE MATERIALS WITH A METHYL POLYSILOXANE IN AN ORGANIC MEDIUM WHICH ALSO CONTAINS N,N''-DIPHENYL GUANIDINE, WHEREIN THE RATIO OF METHYL GROUPS TO SILICON ATOMS IN SAID POLYSILOXANE IS IN THE RANGE OF ABOUT 1.4 TO 1 AND SAID POLYSILOXANE IS PRESENT IN AN AMOUNT OF ABOUT 1 TO 20% BY WEIGHT, SAID N,N''-DIPHENYL GUANIDINE IS PRESENT IN AN AMOUNT OF FROM ABOUT 1% TO ABOUT 10% BY WEIGHT OF SAID SILOXANE, AND SAID ORGANIC MEDIUM CONSISTS ESSENTIALLY OF A SOLVENT SELECTED FROM THE GROUP CONSISTING OF BENZENE, TOLUENE, XYLENE, PETROLEUM ETHER, CYCLOHEXANE, DIETHYL KETONE, DIBUTYL KETONE, ACETONE, ETHYL ACETATE, PROPYL ACETATE, ETHYL PROPIONATE, CHLOROFORM, TRICHLOROETHYLENE AND ETHYLENE DICHLORIDE, AND THEREAFTER ALLOWING THE COATED TEXTILE MATERIAL TO DRY AT A TEMPERATURE FROM ABOUT ROOM TEMPERATURE TO ABOUT 100*C. AND CURING THE POLYSILOXANE COATING.
Claim 2
Dependent Claim
146 words
A PROCESS FOR PREPARING AND CURING SILICONE RESINCOATED TEXTILE MATERIALS WHICH COMPRISES COATING SAID TEXTILE MATERIALS WITH A METHYL POLYSILOXANE IN AN ORGANIC MEDIUM WHICH ALSO CONTAINS N,N''-DIPHENYL GUANIDINE, WHEREIN THE RATIO OF METHYL GROUPS TO SILICON ATOMS IN SAID POLYSILOXANE IS IN THE RANGE OF ABOUT 1.4 TO 1 AND SAID POLYSILOXANE IS PRESENT IN AN AMOUNT OF ABOUT 1 TO 20% BY WEIGHT, SAID N,N''-DIPHENYL GUANIDINE IS PRESENT IN AN AMOUNT OF FROM ABOUT 1% TO ABOUT 10% BY WEIGHT OF SAID SILOXANE, AND SAID ORGANIC MEDIUM CONSISTS ESSENTIALLY OF A SOLVENT SELECTED FROM THE GROUP CONSISTING OF BENZENE, TOLUENE, XYLENE, PETROLEUM ETHER, CYCLOHEXANE, DIETHYL KETONE, DIBUTYL KETONE, ACETONE, ETHYL ACETATE, PROPYL ACETATE, ETHYL PROPIONATE, CHLOROFORM, TRICHLOROETHYLENE AND ETHYLENE DICHLORIDE, AND THEREAFTER ALLOWING THE COATED TEXTILE MATERIAL TO DRY AT A TEMPERATURE FROM ABOUT ROOM TEMPERATURE TO ABOUT 100*C. AND CURING THE POLYSILOXANE COATING.
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) | 1961-11-03 | 1962-05-05 | 1962-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-03 | 1966-05-05 | 1966-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-03 | 1970-05-05 | 1970-11-04 | $7700.00 | Window Closed / Lapsed |