Patent US3085900A successfully refreshed from Google Patents.
US3085900A
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Process of forming a galvanic action coating on a ferrous surface
Assignee: Carboline Co
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Filing: 1959-06-04
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Granted: 1963-04-16
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Expires: 1979-06-04
Abstract
No abstract record available.
Inventors
- 👤 Stanley L Lopata
- 👤 William R Keithler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:27
CPC Classifications
C; C23; C23F; C23F13/00; C23F13/02; C23F13/06; C09; C09D; C09D1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
THE METHOD OF FORMING A PROTECTIVE GALVANICACTION COATING ON A FERROUS METAL SURFACE WHICH METHOD COMPRISING APPLYING A LIQUID COATING MATERIAL TO THE SURFACE, SAID LIQUID COATING MATERIAL CONSISTING OF A FINELY DIVIDED METALLIC PIGMENT OF HIGHER ORDER IN THE ELECTROMOTIVE SERIES THAN IRON, SAID PIGMENT BEING DISPERSED IN A VEHICLE COMPRISING A SOLVENT AND A SILICATE SELECTED FROM THE GROUP CONSISTING OF SODIUM SILICATE AND ETHYL SILICATE, ALLOWING SAID COATING MATERIAL TO DRY AT LEAST UNTIL ALL THE SOLVENT HAS EVAPORATED THEREFROM AND THEREBY FORMING A DRY PERMEABLE FILM ON SAID FERROUS METAL SURFACE, AND THEREUPON APPLYING TO THE SURFACE OF SAID FILM AN ALCOHOLWATER SOLUTION CONTAINING A MONOVALENT SALT OF THE GROUP CONSISTING OF SODIUM IODIDE, SODIUM CHLORIDE, SODIUM NITRATE, AND AMMONIUM CHLORIDE.
Claim 2
Independent Claim
125 words
THE METHOD OF FORMING A PROTECTIVE GALVANICACTION COATING ON A FERROUS METAL SURFACE WHICH METHOD COMPRISING APPLYING A LIQUID COATING MATERIAL TO THE SURFACE, SAID LIQUID COATING MATERIAL CONSISTING OF A FINELY DIVIDED METALLIC PIGMENT OF HIGHER ORDER IN THE ELECTROMOTIVE SERIES THAN IRON, SAID PIGMENT BEING DISPERSED IN A VEHICLE COMPRISING A SOLVENT AND A SILICATE SELECTED FROM THE GROUP CONSISTING OF SODIUM SILICATE AND ETHYL SILICATE, ALLOWING SAID COATING MATERIAL TO DRY AT LEAST UNTIL ALL THE SOLVENT HAS EVAPORATED THEREFROM AND THEREBY FORMING A DRY PERMEABLE FILM ON SAID FERROUS METAL SURFACE, AND THEREUPON APPLYING TO THE SURFACE OF SAID FILM AN ALCOHOLWATER SOLUTION CONTAINING A MONOVALENT SALT OF THE GROUP CONSISTING OF SODIUM IODIDE, SODIUM CHLORIDE, SODIUM NITRATE, AND AMMONIUM CHLORIDE.
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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) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |