US3268620A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating for a metal surface containing polyvinyl chloride resins, epoxidized polybutadiene, urea-formaldehyde resin, and a methylol phenol ether
Assignee: Primerica Inc
•
Filing: 1962-07-11
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Granted: 1966-08-23
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Expires: 1982-07-11
Abstract
No abstract record available.
Inventors
- 👤 Tarwid Wesley Albion
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:53
CPC Classifications
C; C09; C09D; C09D127/00; C09D127/02; C09D127/04; C09D127/06; C08; C08K; C08K5/00; C08K5/04; C08K5/06; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L61/00; C08L61/20; C08L61/22; C08L61/24; C08L63/00; C08L63/08; C09D161/00; C09D161/20; C09D161/22; C09D161/24; C09D161/34; C09D163/00; C09D163/08; Y; Y10; Y10S; Y10S220/00; Y10S220/917
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
55 words
A COATING COMPOSITION FOR APPLICATION DIRECTLY TO A METAL SURFACE COMPRISING A HIGH MOLECULAR WEIGHT POLYVINYL CHLORIDE RESIN, AN INTERPOLYMER OF VINYL CHLOUREA-FORMALDEHYDE RESIN, AN INTERPOLYMER OF VINYL CHLORIDE, VINYL ACETATE AND A MEMBER OF THE GROUP CONSISTING OF MALEIC ACID AND MALEIC ANHYDRIDE, A METHYLOL PHENOL ETHER AND AN ACID CATALYST FOR SAID ETHER.
Claim 2
Dependent Claim
55 words
A COATING COMPOSITION FOR APPLICATION DIRECTLY TO A METAL SURFACE COMPRISING A HIGH MOLECULAR WEIGHT POLYVINYL CHLORIDE RESIN, AN INTERPOLYMER OF VINYL CHLOUREA-FORMALDEHYDE RESIN, AN INTERPOLYMER OF VINYL CHLORIDE, VINYL ACETATE AND A MEMBER OF THE GROUP CONSISTING OF MALEIC ACID AND MALEIC ANHYDRIDE, A METHYLOL PHENOL ETHER AND AN ACID CATALYST FOR SAID ETHER.
Claim 3
Dependent Claim
23 words
A METAL CAN HAVING ADHERED TO A SURFACE THEREOF A TIGHTLY-KNIT, INERT FILM OF THE BACKED COATING COMPOSITION SET FOTH IN CLAIM 1.
References Cited (Backward Citations)
US3110413A
Cited
US2893968A
Cited
US3137666A
Cited
US3105826A
Cited
US2947442A
Cited
US3170963A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |