US3118048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid coating composition
Assignee: IND METAL PROIECTIVES Inc
•
Filing: 1961-07-18
•
Granted: 1964-01-14
•
Expires: 1981-07-18
Abstract
No abstract record available.
Inventors
- 👤 Jr John R Fisher
- 👤 Ira W Dance
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:04
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
184 words
A LIQUID COATING COMPOSITION FOR APPLICATION TO A METAL SUBSTRATE HAVING A GIVEN OXIDATION POTENTIAL FOR PROVIDING, WHEN DRIED ON SAID SUBSTRATE, A CORROSION RESISTANT AND ELECTROCONDUCTIVE WELDABLE COATING THEREON, COMPRISING A FINELY DIVIDED SOLID INORGANIC WATER-INSOLUBLE METALLIC ELECTROCONDUCTIVE PIGMENT HAVING AN OXIDATION POTENTIAL GREATER THAN THE OXIDATION POTENTIAL OF SAID SUBSTRATE, SAID PIGMENT BEING UNIFORMLY DISPERSED IN A LIQUID BINDER AND CARRIER THEREFOR INCLUDING A SOLVENT AND A SYNTHETIC FILM FORMING RESINOUS COMPONENT FOR ADHERING SAID PIGMENT TO SAID SUBSTRATE, A FINELY DIVIDED METALLIC ALLOY DISPERSED IN SAID COATING COMPOSITION INCLUDING A FIRST METAL HAVING OXIDATION POTENTIAL GREATER THAN THAT OF SAID PIGMENT AND A SECOND METAL HAVING AN OXIDATION POTENTIAL LESS THAN THAT OF SAID PIGMENT, SAID SECOND METAL ACTING AS AN AGENT EFFECTING CONTROLLED RELEASE OF ELECTRONS FROM SAID FIRST METAL FOR INCREASING THE CORROSION PROTECTION PROVIDED BY SAID PIGMENT, SAID ELECTROCONDUCTIVE PIGMENT BEING PRESENT IN AN AMOUNT OF 75% TO 97% OF THE TOTAL SOLIDS IN THE DRIED COATING, AND THE RATIO OF RESIN TO PIGMENT IN SAID LIQUID COATING COMPOSITION FALLING APPROXIMATELY WITHIN THE RANGE OF 1:1 TO 1:20.
Claim 2
Dependent Claim
184 words
A LIQUID COATING COMPOSITION FOR APPLICATION TO A METAL SUBSTRATE HAVING A GIVEN OXIDATION POTENTIAL FOR PROVIDING, WHEN DRIED ON SAID SUBSTRATE, A CORROSION RESISTANT AND ELECTROCONDUCTIVE WELDABLE COATING THEREON, COMPRISING A FINELY DIVIDED SOLID INORGANIC WATER-INSOLUBLE METALLIC ELECTROCONDUCTIVE PIGMENT HAVING AN OXIDATION POTENTIAL GREATER THAN THE OXIDATION POTENTIAL OF SAID SUBSTRATE, SAID PIGMENT BEING UNIFORMLY DISPERSED IN A LIQUID BINDER AND CARRIER THEREFOR INCLUDING A SOLVENT AND A SYNTHETIC FILM FORMING RESINOUS COMPONENT FOR ADHERING SAID PIGMENT TO SAID SUBSTRATE, A FINELY DIVIDED METALLIC ALLOY DISPERSED IN SAID COATING COMPOSITION INCLUDING A FIRST METAL HAVING OXIDATION POTENTIAL GREATER THAN THAT OF SAID PIGMENT AND A SECOND METAL HAVING AN OXIDATION POTENTIAL LESS THAN THAT OF SAID PIGMENT, SAID SECOND METAL ACTING AS AN AGENT EFFECTING CONTROLLED RELEASE OF ELECTRONS FROM SAID FIRST METAL FOR INCREASING THE CORROSION PROTECTION PROVIDED BY SAID PIGMENT, SAID ELECTROCONDUCTIVE PIGMENT BEING PRESENT IN AN AMOUNT OF 75% TO 97% OF THE TOTAL SOLIDS IN THE DRIED COATING, AND THE RATIO OF RESIN TO PIGMENT IN SAID LIQUID COATING COMPOSITION FALLING APPROXIMATELY WITHIN THE RANGE OF 1:1 TO 1:20.
References Cited (Backward Citations)
US1770540A
Cited
FR825910A
Cited
US2243832A
Cited
US2452805A
Cited
US2726308A
Cited
US2970204A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |