US3661819A
Expired / Lapsed
US
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Aqueous coating for use in electrodepositions containing fully etherified polymethylol aminotriazine crosslinking agents
Assignee: Wyeth Holdings LLC
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Filing: 1970-09-21
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Granted: 1972-05-09
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Expires: 1990-09-21
Abstract
Abstract AN AQUEOUS DISPERSION OF A MIXTURE OF CERTAIN ALKYLATED FULLY METHYLOLATED AMINOTRIAZINES SUCH AS MELAMINE AND BENZOGUANANMINE IN A MIXTURE WITH CERTAIN WATER-DISPERSIBLE, NONGELLED, POLYMERIC MATERIALS CARRYING AN ANIONIC CHARGE, WHICH POLYMERICI MATERIAL CONTAINS AT LEAST ONE CLASS OF REACTIVE GROUPS SELECTED FROM THE GROUP CONSISTING OF CARBOXYL GROUPS, ALCOHOLIC HYDROXY GROUPS AND AMIDE GROUPS. THE INVENTION FURTHER RELATES TO THE USE OF SUCH AQUEOUS DISPERSIONS IN THE ELECTRODEPOSITION OF AQUEOUS COATINGS ON METALLIC SURFACES.
Inventors
- 👤 Jerry Norman Koral
- 👤 Michael Petschel Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:32
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/44; C09D5/4419; C09D5/4469; C09D5/4484; Y; Y10; Y10S; Y10S524/00; Y10S524/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-09 | 1975-11-08 | 1976-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-09 | 1979-11-08 | 1980-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-09 | 1983-11-08 | 1984-05-09 | $7700.00 | Window Closed / Lapsed |