US3347836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermosetting methylolated acrylic polymer
Assignee: Nippon Paint Co Ltd
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Filing: 1963-08-20
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Granted: 1967-10-17
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Expires: 1983-08-20
Abstract
No abstract record available.
Inventors
- 👤 Nagata Nobuyoshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:46
CPC Classifications
C; C08; C08F; C08F16/00; C08F20/00; C08F20/02; C08F20/52; C08F20/54; C08F20/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A PROCESS FOR PRODUCING A THERMOSETTING COPOLYMER COMPRISING COPOLYMERIZING AT A TEMPERATURE OF ABOUT 100*C. 0.5 TO 20% BY WEIGHT OF ALLYL ALCOHOL IN SOLUTION WITH 1 TO 30% BY WEIGHT OF N-METHYLOL ACRYLAMIDE OR N-METHYLOLMETHACRYLAMIDE AND WITH 50 TO 98.5% BY WEIGHT OF AT LEAST ONE POLYMERIZABLE MONOMERIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF ACRYLIC ESTERS, METHACRYLIC ESTERS, ACRYLONITIRLE, A-B-ETHYLENICALLY UNSATURATED CARBOXYLIC ACIDS, STYRENE, VINYL TOLUENE AND VINYL ACETATE.
Claim 2
Dependent Claim
71 words
A PROCESS FOR PRODUCING A THERMOSETTING COPOLYMER COMPRISING COPOLYMERIZING AT A TEMPERATURE OF ABOUT 100*C. 0.5 TO 20% BY WEIGHT OF ALLYL ALCOHOL IN SOLUTION WITH 1 TO 30% BY WEIGHT OF N-METHYLOL ACRYLAMIDE OR N-METHYLOLMETHACRYLAMIDE AND WITH 50 TO 98.5% BY WEIGHT OF AT LEAST ONE POLYMERIZABLE MONOMERIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF ACRYLIC ESTERS, METHACRYLIC ESTERS, ACRYLONITIRLE, A-B-ETHYLENICALLY UNSATURATED CARBOXYLIC ACIDS, STYRENE, VINYL TOLUENE AND VINYL ACETATE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |