US4778823A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amide derivative and external medicament comprising same
Assignee: Kao Corp
•
Filing: 1986-12-08
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Granted: 1988-10-18
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Expires: 2006-12-08
Abstract
Abstract An external medicament comprises a novel amide derivative represented by the following formula (I). ##STR1## The external medicament is applicable to both a pharmaceutical external medicament and a cosmetic composition, and it provides excellent improving and preventing effects for chapping of the skin.
Inventors
- 👤 Akira Kawamata
- 👤 Shinji Yano
- 👤 Michihiro Hattori
- 👤 Shuichi Akazaki
- 👤 Genji Imokawa
- 👤 Naotake Takaishi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:25
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/18; A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/68; A61Q; A61Q19/00; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/07
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
48 words
An amide derivative represented by the general formula (I): ##STR7## wherein R 1 represents a linear or branched, saturated or unsaturated hydrocarbon group having 10 to 26 carbon atoms and R 2 represents a linear or branched, saturated or unsaturated hydrocarbon group having 9 to 25 carbon atoms.
Claim 2
Dependent Claim
48 words
An amide derivative represented by the general formula (I): ##STR7## wherein R 1 represents a linear or branched, saturated or unsaturated hydrocarbon group having 10 to 26 carbon atoms and R 2 represents a linear or branched, saturated or unsaturated hydrocarbon group having 9 to 25 carbon atoms.
Claim 3
Dependent Claim
52 words
An external medicament comprising an amide derivative represented by the general formula (I): ##STR8## wherein R 1 represents a linear or branched, saturated or unsaturated hydrocarbon group having 10 to 26 carbon atoms and R 2 represents a linear or branched, saturated or unsaturated hydrocarbon group having 9 to 25 carbon atoms.
Claim 4
Dependent Claim
52 words
An external medicament comprising an amide derivative represented by the general formula (I): ##STR8## wherein R 1 represents a linear or branched, saturated or unsaturated hydrocarbon group having 10 to 26 carbon atoms and R 2 represents a linear or branched, saturated or unsaturated hydrocarbon group having 9 to 25 carbon atoms.
Claim 5
Dependent Claim
57 words
An external medicament comprising an amide derivative represented by the general formula (I) ##STR9## wherein R 1 represents a linear or branched, saturated or unsaturated hydrocarbon group having 10 to 26 carbon atoms and R 2 represents a linear or branched, saturated or unsaturated hydrocarbon group having 9 to 25 carbon atoms, and a surface active agent.
Claim 6
Dependent Claim
57 words
An external medicament comprising an amide derivative represented by the general formula (I) ##STR9## wherein R 1 represents a linear or branched, saturated or unsaturated hydrocarbon group having 10 to 26 carbon atoms and R 2 represents a linear or branched, saturated or unsaturated hydrocarbon group having 9 to 25 carbon atoms, and a surface active agent.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-10-18 | 1992-04-18 | 1992-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-10-18 | 1996-04-18 | 1996-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-10-18 | 2000-04-18 | 2000-10-18 | $7700.00 | Window Closed / Lapsed |