US3258443A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latices for adhesives of terpolymer of acetate-acrylate-carboxylic acid or derivative
Assignee: Celanese Corp
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Filing: 1961-07-13
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Granted: 1966-06-28
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Expires: 1981-07-13
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
2026-10-23 18:51
CPC Classifications
C; C09; C09J; C09J133/00; C09J133/04; C09J133/06; C09J133/08; C08; C08F; C08F220/00; C08F220/02; C08F220/10; C08F220/12; C08F220/16; C08F220/18; C08F220/1808; C09J2301/00; C09J2301/30; C09J2301/302
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
A LATEX COMPRISING AN AQUEOUS DISPERSION OF A COPOLYUMER OF 1 TO 45% OF VINYL ACETATE, 50 TO 98% OF AN ALKYL ACRYLATE IN WHICH THE ALKYL GROUP CONTAINS AT LEAST 4 CARBON ATOMS AND 1 TO 5% OF A MEMBER OF THE GROUP CONSISTING OF MONOETHYLENICALLY UNSATURATED CARBOXYLIC ACIDS, ANHYDRIDES AND NITRILES OF SUCH ACIDS AND MIXTURES THEREOF, SAID PERCENTAGES BASED ON THE TOTAL WEIGHT OF MONOMERS.
Claim 2
Dependent Claim
68 words
A LATEX COMPRISING AN AQUEOUS DISPERSION OF A COPOLYUMER OF 1 TO 45% OF VINYL ACETATE, 50 TO 98% OF AN ALKYL ACRYLATE IN WHICH THE ALKYL GROUP CONTAINS AT LEAST 4 CARBON ATOMS AND 1 TO 5% OF A MEMBER OF THE GROUP CONSISTING OF MONOETHYLENICALLY UNSATURATED CARBOXYLIC ACIDS, ANHYDRIDES AND NITRILES OF SUCH ACIDS AND MIXTURES THEREOF, SAID PERCENTAGES BASED ON THE TOTAL WEIGHT OF MONOMERS.
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) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |