US3769242A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mildness additive
Assignee: Individual
•
Filing: 1971-05-05
•
Granted: 1973-10-30
•
Expires: 1991-05-05
Abstract
Abstract THE DEGREE OF SKIN IRRITATION OF DETERGENT COMPOSITIONS IS REDUCED BY ADDING SMALL AMOUNTS OF COMPOUNDS HAVING AT LEAST TWO POLAR GROUPS, E.G. HYDROXYL, CARBOXYL, ESTER, AMINO, AND AMIDO GROUPS SEPARATED BY AN ORGANIC RADICAL OF AT LEAST 15 CARBON ATOMS WHICH CONTAINS A CYCLIC GROUP. IN PARTICULAR, VARIOUS ALIPHATIC, AROMATIC AND HETEROCYCLIC AMINO, AMIDO AND ESTER DERIVATIVES OF POLYMERIZED FATTY ACIDS ARE DISCLOSED.
Inventors
- 👤 R Kelly
- 👤 E Ritter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:18
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/37; A61Q; A61Q17/00; A61K2800/00; A61K2800/74; A61K2800/75; Y; Y10; Y10S; Y10S424/00; Y10S424/03
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) | 1976-10-29 | 1977-04-30 | 1977-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-29 | 1981-04-30 | 1981-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-29 | 1985-04-30 | 1985-10-30 | $7700.00 | Window Closed / Lapsed |