US3231393A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating compositions comprising polyvinyl chloride copolymer with acrylic and urea-formaldehyde resins
Assignee: Primerica Inc
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Filing: 1962-01-03
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Granted: 1966-01-25
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Expires: 1982-01-03
Abstract
No abstract record available.
Inventors
- 👤 Downing Denis Joseph
- 👤 Ludwigsen Robert James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:20
CPC Classifications
C; C09; C09D; C09D127/00; C09D127/02; C09D127/04; C09D127/06; C08; C08K; C08K5/00; C08K5/04; C08K5/07; C08K5/16; C08K5/21; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L29/00; C08L29/02; C08L29/04; C08L57/00; C08L57/04; C08L61/00; C08L61/20; C08L61/22; C08L61/24
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
96 words
A COATING COMPOSTION FOR BARE METAL COMPRISING (1) BY WEIGHT, 75 TO 85% OF A VINYL CHLORIDE-VINYL ACETATE COPOLYMER, 2 TO 10% OF VINYL CHLORIDE-VINYL ACETATEMALEIC ACID INTERPOLYMER, AND 2 TO 12, OF VINYL CHLORIDEVINYL ACETATE COPOLYMER HYDROLYZED TO CONTAIN 2 TO 20% BY WEIGHT OF COMBINED VINYL ALCOHOL; (2) BY WEIGHT, 2 TO 6% OF THE REACTION PRODUCT OF (A) A COMPOUND SELECTED FROM THE GROUP CONSISTING OF FORMALDEHYDE, N,N''DIMETHOXYMETHYL-N,N'' ETHYLENEUREA, AND N,N''-BIS-METHOXYMETHYLURON, AND (B) AN INTERPOLYMER OF ACYLAMIDE AND A LOWER ALKYL ACRYLATE; AND (3)2 TO 8% BY WEIGHT OF SOLUBLE, FUSIBLE, UREA-FORMALDEHYDE RESIN.
Claim 2
Dependent Claim
96 words
A COATING COMPOSTION FOR BARE METAL COMPRISING (1) BY WEIGHT, 75 TO 85% OF A VINYL CHLORIDE-VINYL ACETATE COPOLYMER, 2 TO 10% OF VINYL CHLORIDE-VINYL ACETATEMALEIC ACID INTERPOLYMER, AND 2 TO 12, OF VINYL CHLORIDEVINYL ACETATE COPOLYMER HYDROLYZED TO CONTAIN 2 TO 20% BY WEIGHT OF COMBINED VINYL ALCOHOL; (2) BY WEIGHT, 2 TO 6% OF THE REACTION PRODUCT OF (A) A COMPOUND SELECTED FROM THE GROUP CONSISTING OF FORMALDEHYDE, N,N''DIMETHOXYMETHYL-N,N'' ETHYLENEUREA, AND N,N''-BIS-METHOXYMETHYLURON, AND (B) AN INTERPOLYMER OF ACYLAMIDE AND A LOWER ALKYL ACRYLATE; AND (3)2 TO 8% BY WEIGHT OF SOLUBLE, FUSIBLE, UREA-FORMALDEHYDE RESIN.
Claim 3
Dependent Claim
38 words
A PACKAGE COMPRISING A TINPLATE CAN CONTAINING AN AQUEOUS BEVERAGE, SAID CAN HAVING A LONGITUDINALLY EXTENDING SOLDERED SIDE SEAM, THE BARE METAL INSIDE SURFACE OF SAID SIDE SEAM HAVING THE CURED COMPOSITION OF CLAIM 1 FIRMLY ATTACHED THERETO.
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) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |