US3329640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vinyl acetate polymer emulsions containing ethoxylated monoalkyl sulfosuccinate as emulsifiers
Assignee: Wyeth Holdings LLC
•
Filing: 1965-02-26
•
Granted: 1967-07-04
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Expires: 1985-02-26
Abstract
No abstract record available.
Inventors
- 👤 Scotti Frank
- 👤 Andrew Frederick Lyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:44
CPC Classifications
C; C07; C07C; C07C309/00; C08; C08F; C08F2/00; C08F2/12; C08F2/16; C08F2/22; C08F2/24; C08F2/26; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/03; Y10S516/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
A SYNTHETIC LATEX COMPOSITION COMPRISING A POLYMER OF VINYL ACETATE AND A MINOR AMOUNT OF A HALF-ACID SULFOSUCCINATE OF THE STRUCTURE
Claim 2
Dependent Claim
21 words
A SYNTHETIC LATEX COMPOSITION COMPRISING A POLYMER OF VINYL ACETATE AND A MINOR AMOUNT OF A HALF-ACID SULFOSUCCINATE OF THE STRUCTURE
References Cited (Backward Citations)
US2109981A
Cited
US2176423A
Cited
US2125527A
Cited
US2606165A
Cited
US2739138A
Cited
US2739136A
Cited
US3112282A
Cited
US3219608A
Cited
US3201252A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |