Patent US3223670A successfully refreshed from Google Patents.
US3223670A
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Latices
Assignee: Celanese Corp
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Filing: 1962-05-24
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Granted: 1965-12-14
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Expires: 1982-05-24
Abstract
No abstract record available.
Inventors
- 👤 Harry A Cantor
- 👤 William B Horback
- 👤 Joseph A Vona
- 👤 Edward J Kuczynski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:00
CPC Classifications
C; C08; C08F; C08F218/00; C08F218/02; C08F218/04; C08F218/08; C08L; C08L71/00; C08L71/02; C08F220/00; C08F220/02; C08F220/10; C08F220/26; C08F220/32; C08F220/325
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A LATEX COMPRISING AN AQUEOUS DISPERSION OF A COPOLYMER OF 20 TO 60 PARTS BY WEIGHT OF VINYL ACETATE, 1 TO 3 PARTS BY WEIGHT OF MONOETHYLENICALLY UNSATURATED CARBOXYLIC ACID SELECTED FROM THE GROUP CONSISTING OF ITACONIC ACID AND ACRYLIC ACID, 40 TO 80 PARTS BY WEIGHT OF AN ALKYL ACRYLATE SELECTED FROM THE GROUP CONSISTING OF ETHYL ACRYLATE, N-PROPYL ACRYLATE, N-B UTYL ACRYLATE AND 2ETHYL HEXYL ACRYLATE, AND 2 TO 5 PARTS BY WEIGHT OF GLYCIDYL METHACRYLATGE.
Claim 2
Dependent Claim
78 words
A LATEX COMPRISING AN AQUEOUS DISPERSION OF A COPOLYMER OF 20 TO 60 PARTS BY WEIGHT OF VINYL ACETATE, 1 TO 3 PARTS BY WEIGHT OF MONOETHYLENICALLY UNSATURATED CARBOXYLIC ACID SELECTED FROM THE GROUP CONSISTING OF ITACONIC ACID AND ACRYLIC ACID, 40 TO 80 PARTS BY WEIGHT OF AN ALKYL ACRYLATE SELECTED FROM THE GROUP CONSISTING OF ETHYL ACRYLATE, N-PROPYL ACRYLATE, N-B UTYL ACRYLATE AND 2ETHYL HEXYL ACRYLATE, AND 2 TO 5 PARTS BY WEIGHT OF GLYCIDYL METHACRYLATGE.
References Cited (Backward Citations)
US2580901A
Cited
US2839514A
Cited
US2753318A
Cited
US3037881A
Cited
US3052659A
Cited
US3025181A
Cited
US3090704A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |