US3337482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ethylene-vinyl acetate copolymer paper coating composition
Assignee: Toyo Koatsu Industries Inc
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Filing: 1965-09-20
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Granted: 1967-08-22
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Expires: 1985-09-20
Abstract
No abstract record available.
Inventors
- 👤 Watanabe Hiroshi
- 👤 Takahashi Seiichi
- 👤 Prefecture Kanagawa
- 👤 Shingyochi Akira
- 👤 Watanabe Naotaka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:27
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/36; D21H19/44; D21H19/46; D21H19/50; D21H19/54; D21H19/56; D21H19/58; D21H19/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A COATING COMPOSITION FOR PAPER COMPRISING AN AQUEOUS MIXTURE CONTAINING 100 WEIGHT PARTS PIGMENT AND 3 TO 30 WEIGHT PARTS OF A BINDER COMPRISING A COPOLYMER OF 2 TO 30 WEIGHT PERCENT ETHYLENE, 98 TO 10 WEIGHT PERCENT VINYL ACETATE, AND 0 TO 5 WEIGHT PERCENT OF AN ETHYLENICALLY UNSATURATED ACID SELECTED FROM THE CLASS CONSISTING OF ACRYLIC, METHACRYLIC, MALEIC, CITRACONIC, FUMARIC AND CROTONIC ACIDS.
Claim 2
Dependent Claim
65 words
A COATING COMPOSITION FOR PAPER COMPRISING AN AQUEOUS MIXTURE CONTAINING 100 WEIGHT PARTS PIGMENT AND 3 TO 30 WEIGHT PARTS OF A BINDER COMPRISING A COPOLYMER OF 2 TO 30 WEIGHT PERCENT ETHYLENE, 98 TO 10 WEIGHT PERCENT VINYL ACETATE, AND 0 TO 5 WEIGHT PERCENT OF AN ETHYLENICALLY UNSATURATED ACID SELECTED FROM THE CLASS CONSISTING OF ACRYLIC, METHACRYLIC, MALEIC, CITRACONIC, FUMARIC AND CROTONIC ACIDS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |