Patent US2730994A successfully refreshed from Google Patents.
Patent US3149020A successfully refreshed from Google Patents.
US3149020A
Expired / Lapsed
US
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Adhesive lamination
Assignee: Fome-Cor Corp
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Filing: 1961-02-01
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Granted: 1964-09-15
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Expires: 1981-02-01
Abstract
No abstract record available.
Inventors
- 👤 Reid G Fordyce
- 👤 Daniel J Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:18
CPC Classifications
B; B32; B32B; B32B27/00; C; C09; C09D; C09D127/00; C09D127/02; C09D127/04; C09D127/08; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1023; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249987; Y10T428/249991; Y10T428/249992; Y10T428/26; Y10T428/266; Y10T428/269
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A COMPOSITION FOR USE AS A COATING ADAPTED, ON APPLICATION TO THE EXTERIOR SURFACES OF LAMINATES CONSTITUTED OF SHEETS OF CELLULOSIC MATERIAL INTERPOSING A CORE OF FOAMED RESIN, TO BE EMBOSSABLE AND PROVIDE THE SAID LAMINATES WITH IMPROVED IMPERVIOUSNESS TO MOISTURE, THE SAID COATING COMPRISING A BLEND OF (A) 100 PARTS BY WEIGHT OF A TERNARY INTERPOLYMER, THE SAID TERNARY INTERPOLYMER CONSISTING OF 70-80 PARTS BY WEIGHT OF VINYLIDENE CHLORIDE, 5-15 OF VINYL CHLORIDE AND 5-15 PARTS OF AN ALKYL ESTER OF AN ALPHA,BETA UNSATURATED CARBOXYLIC ACID AND (B) 5-20 PARTS BY WEIGHT OF A STYRENEN-MALEIC COMPONENT INTERPOLYMER WHEREIN THE MALEIC COMPONENT COMPRISES AT LEAST A MAJOR AMOUNT OF AN AKLYL HALF-ESTER OF MALEIC ANHYDRIDE, AND WHEREIN THE RATIO OF STYRENE TO MALEIC COMPONENT IN THE SAID INTERPOLYMER RANGES RESPECTIVELY 1.5:1.0 TO 1.0:1.0 MOL PERCENT.
Claim 2
Dependent Claim
135 words
A COMPOSITION FOR USE AS A COATING ADAPTED, ON APPLICATION TO THE EXTERIOR SURFACES OF LAMINATES CONSTITUTED OF SHEETS OF CELLULOSIC MATERIAL INTERPOSING A CORE OF FOAMED RESIN, TO BE EMBOSSABLE AND PROVIDE THE SAID LAMINATES WITH IMPROVED IMPERVIOUSNESS TO MOISTURE, THE SAID COATING COMPRISING A BLEND OF (A) 100 PARTS BY WEIGHT OF A TERNARY INTERPOLYMER, THE SAID TERNARY INTERPOLYMER CONSISTING OF 70-80 PARTS BY WEIGHT OF VINYLIDENE CHLORIDE, 5-15 OF VINYL CHLORIDE AND 5-15 PARTS OF AN ALKYL ESTER OF AN ALPHA,BETA UNSATURATED CARBOXYLIC ACID AND (B) 5-20 PARTS BY WEIGHT OF A STYRENEN-MALEIC COMPONENT INTERPOLYMER WHEREIN THE MALEIC COMPONENT COMPRISES AT LEAST A MAJOR AMOUNT OF AN AKLYL HALF-ESTER OF MALEIC ANHYDRIDE, AND WHEREIN THE RATIO OF STYRENE TO MALEIC COMPONENT IN THE SAID INTERPOLYMER RANGES RESPECTIVELY 1.5:1.0 TO 1.0:1.0 MOL PERCENT.
References Cited (Backward Citations)
US2537017A
Cited
US2943000A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |