US3716633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vinyl acetate-crotonic acid-unsaturated ester or ether polymers in hair lacquers and setting lotions
Assignee: L'Oréal SA
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Filing: 1968-07-25
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Granted: 1973-02-13
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Expires: 1988-07-25
Abstract
Abstract COPOLYMERS OF (A) VINYL ACETATE, (B) CROTONIC ACID AND (C) UNSATURATED ESTERS OR ETHERS IN COSMETIC HAIR TREATING COMPOSITIONS.
Inventors
- 👤 A Viout
- 👤 R Pasero
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:52
CPC Classifications
A; A61; A61Q; A61Q5/00; A61Q5/06; A61K; A61K8/00; A61K8/02; A61K8/04; A61K8/046; A61K8/18; A61K8/72; A61K8/81; A61K8/8141; A61K8/8147; C; C08; C08F; C08F218/00; C08F218/02; C08F218/04; C08F218/08; Y; Y10; Y10S; Y10S424/00; Y10S424/01; Y10S424/02; Y10S526/00; Y10S526/936
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-02-13 | 1976-08-14 | 1977-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-13 | 1980-08-14 | 1981-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-13 | 1984-08-14 | 1985-02-13 | $7700.00 | Window Closed / Lapsed |