US3290235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrodeposition of acidic resin with subsequent anodic electrolysis in dispersioncontaining metal treating oxyanions
Assignee: Akzo Nobel Paints LLC
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Filing: 1965-12-02
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Granted: 1966-12-06
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Expires: 1985-12-02
Abstract
No abstract record available.
Inventors
- 👤 Allan E Gilchrist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:20
CPC Classifications
C; C25; C25D; C25D13/00; C25D13/10; C09; C09D; C09D5/00; C09D5/44; C09D5/4484; Y; Y10; Y10S; Y10S524/00; Y10S524/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN A PROCESS FOR PAINTING METAL WHEREIN A PAINT COMPOSITION CONTAINING ACIDIC RESIN IS DEPOSITED FROM AQUEOUS DISPERSION IN THE ABSENCE OF A SUBSTANTIAL AMOUNT OF METAL TREATING OXYANION SOLUTE ONTO A METAL OBJECT OF ANODIC POLARITY UNDER THE INFLUENCE OF DIRECT ELECTRIC CURRENT TO FORM AN OBJECT AT LEAST PARTIALLY COATED WITH CURABLE RESINOUS FILM, THE IMPROVEMENT WHICH COMPRISES SUBJECTING SAID COATED OBJECT TO A SEPARATE STAGE OF DIRECT CURRENT ANODIC ELECTROLYSIS IN CONTACT WITH AN AQUEOUS DISPERSION CONTAINING AT LEAST ONE METAL TREATING OXYANION SOLUTE BEFORE CURING SAID FILM, SAID METAL TREATING OXYANION SOLUTE BEING SELECTED FROM THE GROUP CONSISTING OF AN OXYANION OF PHOSPHORUS, BORON, ARSENIC, SILICON, AN AMPHOTERIC METAL, THE OXALATE ANION, AND MIXTURES OF SAME.
Claim 2
Dependent Claim
120 words
IN A PROCESS FOR PAINTING METAL WHEREIN A PAINT COMPOSITION CONTAINING ACIDIC RESIN IS DEPOSITED FROM AQUEOUS DISPERSION IN THE ABSENCE OF A SUBSTANTIAL AMOUNT OF METAL TREATING OXYANION SOLUTE ONTO A METAL OBJECT OF ANODIC POLARITY UNDER THE INFLUENCE OF DIRECT ELECTRIC CURRENT TO FORM AN OBJECT AT LEAST PARTIALLY COATED WITH CURABLE RESINOUS FILM, THE IMPROVEMENT WHICH COMPRISES SUBJECTING SAID COATED OBJECT TO A SEPARATE STAGE OF DIRECT CURRENT ANODIC ELECTROLYSIS IN CONTACT WITH AN AQUEOUS DISPERSION CONTAINING AT LEAST ONE METAL TREATING OXYANION SOLUTE BEFORE CURING SAID FILM, SAID METAL TREATING OXYANION SOLUTE BEING SELECTED FROM THE GROUP CONSISTING OF AN OXYANION OF PHOSPHORUS, BORON, ARSENIC, SILICON, AN AMPHOTERIC METAL, THE OXALATE ANION, AND MIXTURES OF SAME.
References Cited (Backward Citations)
US2868705A
Cited
US3175964A
Cited
US3132055A
Cited
US3185596A
Cited
US3154438A
Cited
US3210219A
Cited
US3097978A
Cited
US3133838A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |