US3243399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable aqueous emulsions of copolymers having self-cross-linking properties
Assignee: Bayer AG
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Filing: 1962-07-03
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Granted: 1966-03-29
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Expires: 1982-07-03
Abstract
No abstract record available.
Inventors
- 👤 Dinges Karl
- 👤 Muller Erwin
- 👤 Knapp Karl-Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:20
CPC Classifications
C; C08; C08F; C08F28/00; C08F20/00; C08F20/02; C08F20/52; C08F20/54; C08F20/62; C08F220/00; C08F220/02; C08F220/52; C08F220/54; C08F236/00; C08F236/02; C08F236/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A STABLE LATEX OF A COPOLYMER OF SELF-CROSS-LINKING PROPERTIES COMPRISING A COPOLYMER OF (1) AN OLENFINICALLY UNSATURATED MONOMER SELECTED FROM THE GROUP CONSISTING OF AN A,B-OLEFINICALLY UNSATURATED MONOCARBOXYLIC ACID, AN A,B-OLEFINICALLY UNSATURATED MONOCARBOXYLIC AMIDE, AN A,B-OLEFINICALLY UNSATURATED MONCARBOXYLIC ACID ETHER, AN A,B-OLEFINICALLY UNSATURATED MONOCARBOXYLIC ACID NITRILE, AN AROMATIC VINYL MONOMER, AN ALIPHATIC VINYL ETHER, AND AN ALIPHATIC CONJUGATED DIOLEFIN HAVING 4-6 CARBON ATOMS AND (2) 0.5 TO 50% OF A COMONOMER OF THE GENERAL FORMULA
Claim 2
Dependent Claim
75 words
A STABLE LATEX OF A COPOLYMER OF SELF-CROSS-LINKING PROPERTIES COMPRISING A COPOLYMER OF (1) AN OLENFINICALLY UNSATURATED MONOMER SELECTED FROM THE GROUP CONSISTING OF AN A,B-OLEFINICALLY UNSATURATED MONOCARBOXYLIC ACID, AN A,B-OLEFINICALLY UNSATURATED MONOCARBOXYLIC AMIDE, AN A,B-OLEFINICALLY UNSATURATED MONCARBOXYLIC ACID ETHER, AN A,B-OLEFINICALLY UNSATURATED MONOCARBOXYLIC ACID NITRILE, AN AROMATIC VINYL MONOMER, AN ALIPHATIC VINYL ETHER, AND AN ALIPHATIC CONJUGATED DIOLEFIN HAVING 4-6 CARBON ATOMS AND (2) 0.5 TO 50% OF A COMONOMER OF THE GENERAL FORMULA
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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |