US2572906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Impregnating compositions for insulating materials
Assignee: Union Carbide Corp
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Filing: 1945-06-08
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Granted: 1951-10-30
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Expires: 1965-06-08
Abstract
No abstract record available.
Inventors
- 👤 Robert E Berringer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:18
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/02; H01B3/04; Y; Y10; Y10S; Y10S8/00; Y10S8/01
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
91 words
AN ARTICLE OF MANUFACTURE COMPRISING A POROUS BASE IMPREGNATED WITH A COMPOSITION COMPRISING (1) A HYDROLYZABLE ESTER SELECTED FROM THE GROUP CONSISTING OF ESTERS OF ALIPHATIC ALCOHOLS HAVING UP THROUGH FIVE CARBON ATOMS IN THE RADICAL WITH ACIDS OF SILICON, TITANIUM AND ZIRCONIUM AND THEIR CONDENSED ESTERS, AND (2) AND AGENT OF THE GROUP CONSISTING OF CRYSTALLINE ACIDS AND SALTS THEREOF WHICH AGENT UPON HEATING DECOMPOSES TO RELEASE WATER FOR REACTION WITH THE ESTER, AND (3) A FILM-FORMING ORGANIC BINDER SERVING AS A PROTECTIVE COATING AND WATER BARRIER FOR THE IMPREGNANT.
Claim 2
Dependent Claim
91 words
AN ARTICLE OF MANUFACTURE COMPRISING A POROUS BASE IMPREGNATED WITH A COMPOSITION COMPRISING (1) A HYDROLYZABLE ESTER SELECTED FROM THE GROUP CONSISTING OF ESTERS OF ALIPHATIC ALCOHOLS HAVING UP THROUGH FIVE CARBON ATOMS IN THE RADICAL WITH ACIDS OF SILICON, TITANIUM AND ZIRCONIUM AND THEIR CONDENSED ESTERS, AND (2) AND AGENT OF THE GROUP CONSISTING OF CRYSTALLINE ACIDS AND SALTS THEREOF WHICH AGENT UPON HEATING DECOMPOSES TO RELEASE WATER FOR REACTION WITH THE ESTER, AND (3) A FILM-FORMING ORGANIC BINDER SERVING AS A PROTECTIVE COATING AND WATER BARRIER FOR THE IMPREGNANT.
Claim 3
Dependent Claim
48 words
ELECTRICAL CONDUCTOR HAVING POROUS INSULATION THEREABOUT, A SATURANT FOR THE INSULATION OF (1) A SULICATE OF A MONOHYDRIC ALCOHOL HAVING UP THROUGH FIVE CARBON ATOMS IN THE RADICAL, (2) OXALIC ACID, AND (3) A FILM-FORMING ORGANIC BINDER SERVING AS A PROTECTIVE COATING AND WATER BARRIER FOR THE SATURANT.
Claim 4
Dependent Claim
48 words
ELECTRICAL CONDUCTOR HAVING POROUS INSULATION THEREABOUT, A SATURANT FOR THE INSULATION OF (1) A SULICATE OF A MONOHYDRIC ALCOHOL HAVING UP THROUGH FIVE CARBON ATOMS IN THE RADICAL, (2) OXALIC ACID, AND (3) A FILM-FORMING ORGANIC BINDER SERVING AS A PROTECTIVE COATING AND WATER BARRIER FOR THE SATURANT.
Claim 5
Dependent Claim
16 words
IMPREGNATING COMPOSITION COMPRISING AN ACETONE SOLUTION OF AN ETHYL SILICATE, OXALIC ACID AND A VINYL COPOLYMER.
Claim 6
Dependent Claim
16 words
IMPREGNATING COMPOSITION COMPRISING AN ACETONE SOLUTION OF AN ETHYL SILICATE, OXALIC ACID AND A VINYL COPOLYMER.
Claim 7
Dependent Claim
113 words
METHOD OF TREATING A POROUS BASE WHICH COMPRISES IMPREGNATING THE BASE WITH AN ANHYDROUS ORGANIC SOVENT SOLUTION OF A COMPOSITION OF (1) A HYDROLYZABLE ESTER SELECTED FROM THE GROUP CONSISTING OF ESTERS OF ALIPHATIC ALCOHOLS HAVING UP THROUGH FIVE CARBON ATOMS IN THE RADICAL WITH ACIDS OF SILICON, TITANIUM AND ZIRCONIUM AND THEIR CONDENSED ESTERS, (2) AN AGENT OF THE GROUP CONSISTING OF CRYSTALLINE ACIDS AND SALTS THEREOF WHICH AGENT UPON HEATING DECOMPOSES TO RELEASE WATER FOR REACTION WITH THE ESTER AND (3) A FILM-FORMING WATER-RESISTANT ORGANIC BINDER SOLUBLE IN THE SOLVENT, SAID COMPOSITION SERVING UPON HEATING TO RELEASE WATER FOR REACTION WITH THE ESTER AND DEPOSIT THE OXIDE CORRESPONDING TO THE ACID.
Claim 8
Dependent Claim
113 words
METHOD OF TREATING A POROUS BASE WHICH COMPRISES IMPREGNATING THE BASE WITH AN ANHYDROUS ORGANIC SOVENT SOLUTION OF A COMPOSITION OF (1) A HYDROLYZABLE ESTER SELECTED FROM THE GROUP CONSISTING OF ESTERS OF ALIPHATIC ALCOHOLS HAVING UP THROUGH FIVE CARBON ATOMS IN THE RADICAL WITH ACIDS OF SILICON, TITANIUM AND ZIRCONIUM AND THEIR CONDENSED ESTERS, (2) AN AGENT OF THE GROUP CONSISTING OF CRYSTALLINE ACIDS AND SALTS THEREOF WHICH AGENT UPON HEATING DECOMPOSES TO RELEASE WATER FOR REACTION WITH THE ESTER AND (3) A FILM-FORMING WATER-RESISTANT ORGANIC BINDER SOLUBLE IN THE SOLVENT, SAID COMPOSITION SERVING UPON HEATING TO RELEASE WATER FOR REACTION WITH THE ESTER AND DEPOSIT THE OXIDE CORRESPONDING TO THE ACID.
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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) | 1954-10-29 | 1955-04-30 | 1955-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-29 | 1959-04-30 | 1959-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-29 | 1963-04-30 | 1963-10-30 | $7700.00 | Window Closed / Lapsed |