US3294577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Barrier coated thermoplastic olefin high polymer substrates
Assignee: Union Carbide Corp
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Filing: 1963-08-02
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Granted: 1966-12-27
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Expires: 1983-08-02
Abstract
No abstract record available.
Inventors
- 👤 Walter P Mayer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:49
CPC Classifications
C; C08; C08F; C08F8/00; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/043; C08J7/048; C08F2810/00; C08F2810/20; C08J2429/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31859; Y10T428/31862; Y10T428/31909; Y10T428/31913
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
BARRIER COATED ARTICLE COMPRISING AN OLEFIN HIGH POLYMER, SELECTED FROM THE GROUP CONSISTING OF HIGH DENSITY POLYETHYLENE, LOW DENSITY POLYETHYLENE, POLYPROPYLENE POLYBUTENE-1, POLY(3-METHYLPENTENE - 1), POLYHEXENE-1, POLYHEPTENE-1, ETHYLENE/PROPYLENE COPOLYMER AND ETHYLENE/BUTENE-1 COPOLYMER, CAPABLE OF SUPPORTING ITS OWN WEIGHT WITHOUT WARPING AT ABOUT 95*C. AND ADHERING THERETO A FILM COMPRISING A CURED MIXTURE OF 100 PARTS BY WEIGHT OF SUBSTANTIALLY COMPLETELY HYDROLYZED POLYVINYL ALCOHOL AND AT LEAST 5 PARTS BY WEIGHT OF A POLYMETHYL ETHER OF POLYMETHYLOL MELAMINE.
Claim 2
Dependent Claim
77 words
BARRIER COATED ARTICLE COMPRISING AN OLEFIN HIGH POLYMER, SELECTED FROM THE GROUP CONSISTING OF HIGH DENSITY POLYETHYLENE, LOW DENSITY POLYETHYLENE, POLYPROPYLENE POLYBUTENE-1, POLY(3-METHYLPENTENE - 1), POLYHEXENE-1, POLYHEPTENE-1, ETHYLENE/PROPYLENE COPOLYMER AND ETHYLENE/BUTENE-1 COPOLYMER, CAPABLE OF SUPPORTING ITS OWN WEIGHT WITHOUT WARPING AT ABOUT 95*C. AND ADHERING THERETO A FILM COMPRISING A CURED MIXTURE OF 100 PARTS BY WEIGHT OF SUBSTANTIALLY COMPLETELY HYDROLYZED POLYVINYL ALCOHOL AND AT LEAST 5 PARTS BY WEIGHT OF A POLYMETHYL ETHER OF POLYMETHYLOL MELAMINE.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |