US3282879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for treating iminated vinyl acetate emulsion polymers with water-soluble bisulfites
Assignee: EIDP Inc
•
Filing: 1964-10-27
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Granted: 1966-11-01
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Expires: 1984-10-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Ervin R Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:58
CPC Classifications
C; C08; C08F; C08F8/00; C08F8/30; C08F8/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
IN THE PROCESS FOR FORMING AN AQUEOUS DISPERSION SUITABLE FOR USE AS A COATING COMPOSITION WHICH COMPRISES (A) REACTING AN ALKYLENE IMINE WITH A POLYMERIC LATEX CONSISTING ESSENTIALLY OF A VINYL ADDITION POLYMER CONTAINING VINYL ACETATE UNITS TO FORM A POLYMER HAVING ATTACHED TO THE CARBON ATOMS OF THE POLYMER BACKBONE MONOVALENT RADICALS OF THE FORMULAS
Claim 2
Dependent Claim
56 words
IN THE PROCESS FOR FORMING AN AQUEOUS DISPERSION SUITABLE FOR USE AS A COATING COMPOSITION WHICH COMPRISES (A) REACTING AN ALKYLENE IMINE WITH A POLYMERIC LATEX CONSISTING ESSENTIALLY OF A VINYL ADDITION POLYMER CONTAINING VINYL ACETATE UNITS TO FORM A POLYMER HAVING ATTACHED TO THE CARBON ATOMS OF THE POLYMER BACKBONE MONOVALENT RADICALS OF THE FORMULAS
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |