US4980167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silicone cosmetic composition
Assignee: DuPont Toray Specialty Materials KK
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Filing: 1990-01-24
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Granted: 1990-12-25
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Expires: 2010-01-24
Abstract
Abstract The cosmetic composition of the present invention exhibits excellent lubricancy since it contains silicone rubber powder containing 0.50-80 wt % of silicone oil. When it is coated on the skin, no foreign sensations or irritations are reported. A smooth and moist texture is obtained.
Inventors
- 👤 Asao Harashima
- 👤 Keiji Yoshida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:33
CPC Classifications
A; A61; A61Q; A61Q19/00; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/84; A61K8/89; A61K8/891; A61Q1/00; A61Q1/02; A61Q1/04; A61Q1/06
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
62 words
A cosmetic composition comprised of (I) a silicone rubber powder containing 0.5-80 wt% of silicon oil wherein the silicone oil is incorporated into the silicone rubber powder prior to the cure of the silicone rubber powder; and (II) at least one cosmetic ingredient selected from surfactants, oiling agents, fatty acids, alkaline substances, alcohols, esters, humidistat agents, tackifiers, pigments, dyes, and purified water.
Claim 2
Dependent Claim
62 words
A cosmetic composition comprised of (I) a silicone rubber powder containing 0.5-80 wt% of silicon oil wherein the silicone oil is incorporated into the silicone rubber powder prior to the cure of the silicone rubber powder; and (II) at least one cosmetic ingredient selected from surfactants, oiling agents, fatty acids, alkaline substances, alcohols, esters, humidistat agents, tackifiers, pigments, dyes, and purified water.
Claim 3
Dependent Claim
21 words
The cosmetic composition specified in claim 1 in which the viscosity of said silicone oil at 25° C. is 1000 centistoke.
Claim 4
Dependent Claim
19 words
The cosmetic composition specified in claim 1 in which the silicone rubber powder content is 0.5-50 percent by weight.
References Cited (Backward Citations)
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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) | 1993-12-24 | 1994-06-25 | 1994-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-12-24 | 1998-06-25 | 1998-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-12-24 | 2002-06-25 | 2002-12-25 | $7700.00 | Window Closed / Lapsed |