Patent US3719626A successfully refreshed from Google Patents.
US3719626A
Expired / Lapsed
US
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Curable aqueous mixture of(1)adduct of polyglycidyl ether and allylamine and(2)carboxylic acid
Assignee: Shell USA Inc
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Filing: 1969-10-09
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Granted: 1973-03-06
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Expires: 1989-10-09
Abstract
Abstract AN ADDUCT OF A POLYEPOXIDE AND AN ETHYLENICALLY UNSATURATED AMINE IS DISPERSED IN WATER WITH AN ORGANIC ACID TO PROVIDE CATHODIC ELECTRODEPOSITABLE COATING COMPOSITIONS. ALLYL AMINE AND DIALLYL AMINE ARE PREFFERED, AND R1-CH=CH-CH2-NHR IS DISCLOSED. THE ADDUCT MAY FURTHER BE REACTED WITH ADDITIONAL POLYEPOXIDE, THE PRODUCT BEING DISPERSIBLE AND FILM FORMING.
Inventors
- 👤 C May
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:22
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/44; C09D5/4419; C09D5/4423; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/50; C08G59/5006; C08G59/56; C08G59/58; Y; Y10; Y10S; Y10S525/00; Y10S525/922
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) | 1976-03-05 | 1976-09-04 | 1977-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-05 | 1980-09-04 | 1981-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-05 | 1984-09-04 | 1985-03-06 | $7700.00 | Window Closed / Lapsed |