Patent US3304835A successfully refreshed from Google Patents.
Patent US2803613A successfully refreshed from Google Patents.
US2803613A
Expired / Lapsed
US
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Organopolysiloxane composition for rendering cellulosic materials nonadherent and method of applying same
Assignee: General Electric Co
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Filing: 1954-03-15
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Granted: 1957-08-20
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Expires: 1974-03-15
Abstract
No abstract record available.
Inventors
- 👤 William S Kather
- 👤 Alexander A Litster
- 👤 Jr Edgar D Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:10
CPC Classifications
D; D21; D21H; D21H27/00; D21H27/001; D21H19/00; D21H19/10; D21H19/14; D21H19/24; D21H19/32; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31971; Y10T428/31993; Y10T428/31996; Y10T442/00; Y10T442/20; Y10T442/2762; Y10T442/277
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A COMPOSITION OF MATTER FOR RENDERING CELLULOSIC FIBROUS SHEET MATERIAL NON-ADHERENT TOWARDS MATERIALS WHICH NORMALLY ADHERE THERETO COMPRISING AN AQUEOUS EMULSION CONTAINING A FLUID ORGANOPOLYSILOXANE, THE ORGANIC GROUPS OF THE ORGANOPOLYSILOXANE BEING SELECTED FROM THE CLASS CONSISTING OF MONOVALENT HYDROCARBON RADICALS AND CHLORINATED PHENYL RADICALS, FROM 1.5 TO 12% BY WEIGHT, OF AN ALUMINUM COMPOUND SELECTED FROM THE CLASS CONSISTING OF ALUMINUM HYDROXIDE AND ALUMINUM SILICATE, AND A METALLIC SALT WHICH IN COMBINATION WITH THE ALUMINUM COMPOUND IS CAPABLE OF REDUCING THE ADHERING CHARACTERISTICS OF THE SAID SHEET MATERIAL TREATED WITH THE SAID EMULSION AND DRIED, THE METALLIC SALT BEING SELECTED FROM THE CLASS CONSISTING OF WATER-SOLUBLE INORGANIC SALTS, WATER-SOLUBLE METALLO-ORGANIC WALTS, AND ORGANOPOLYSILOXANE-SOLUBLE METALLO-ORGANIC SALTS, IN WHICH THE METAL ION OF THE METALLIC SALT IS SELECTED FROM THE CLASS CONSISTING OF TITANIUM, ZIRCONIUM, TIN, LEAD, ZINC, AND NICKEL, THE METALLIC SALT BEING PRESENT, BY WEIGHT, IN AN AMOUNT EQUAL TO AT LEAST 0.1%, BASED ON THE WEIGHT OF THE FLUID ORGANOPOLYSILOXANE.
Claim 2
Dependent Claim
162 words
A COMPOSITION OF MATTER FOR RENDERING CELLULOSIC FIBROUS SHEET MATERIAL NON-ADHERENT TOWARDS MATERIALS WHICH NORMALLY ADHERE THERETO COMPRISING AN AQUEOUS EMULSION CONTAINING A FLUID ORGANOPOLYSILOXANE, THE ORGANIC GROUPS OF THE ORGANOPOLYSILOXANE BEING SELECTED FROM THE CLASS CONSISTING OF MONOVALENT HYDROCARBON RADICALS AND CHLORINATED PHENYL RADICALS, FROM 1.5 TO 12% BY WEIGHT, OF AN ALUMINUM COMPOUND SELECTED FROM THE CLASS CONSISTING OF ALUMINUM HYDROXIDE AND ALUMINUM SILICATE, AND A METALLIC SALT WHICH IN COMBINATION WITH THE ALUMINUM COMPOUND IS CAPABLE OF REDUCING THE ADHERING CHARACTERISTICS OF THE SAID SHEET MATERIAL TREATED WITH THE SAID EMULSION AND DRIED, THE METALLIC SALT BEING SELECTED FROM THE CLASS CONSISTING OF WATER-SOLUBLE INORGANIC SALTS, WATER-SOLUBLE METALLO-ORGANIC WALTS, AND ORGANOPOLYSILOXANE-SOLUBLE METALLO-ORGANIC SALTS, IN WHICH THE METAL ION OF THE METALLIC SALT IS SELECTED FROM THE CLASS CONSISTING OF TITANIUM, ZIRCONIUM, TIN, LEAD, ZINC, AND NICKEL, THE METALLIC SALT BEING PRESENT, BY WEIGHT, IN AN AMOUNT EQUAL TO AT LEAST 0.1%, BASED ON THE WEIGHT OF THE FLUID ORGANOPOLYSILOXANE.
References Cited (Backward Citations)
US2460795A
Cited
US2588828A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-19 | 1961-02-18 | 1961-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-19 | 1965-02-18 | 1965-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-19 | 1969-02-18 | 1969-08-20 | $7700.00 | Window Closed / Lapsed |