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US4801331A
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Nail lacquer remover composition
Assignee: SUHAMA CHEIMICAL Co Ltd
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Filing: 1988-02-18
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Granted: 1989-01-31
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Expires: 2008-02-18
Abstract
Abstract A nail lacquer remover of the transparent gel type, consisting essentially of: (1) 30-65% by weight of a carbonate selected from the group consisting of ethylene carbonate, propylene carbonate, butylene carbonate and glycerine carbonate; (2) 10-50% by weight of 1,3-dimethyl-2-imidazolidinone; (3) 0.2-20% by weight of hydroxypropyl cellulose; and (4) 13-40% by weight of water. The nail lacquer remover has low flammability, and does not cause drying and cracking of nails.
Inventors
- 👤 Akira Murase
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:24
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/02; A61K8/04; A61K8/042; A61K8/18; A61K8/30; A61K8/49; A61K8/494; A61K8/4946; A61K8/4973; A61K8/72; A61K8/73; A61K8/731; A61Q; A61Q3/00; A61Q3/04; C; C09; C09D; C09D9/00; A61K2800/00; A61K2800/20; A61K2800/26; A61K2800/262; A61K2800/40; A61K2800/54; A61K2800/542; A61K2800/5422
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
49 words
A nail lacquer recover composition,consisting essentially of: (a) 30-65% by weight of a carbonate selected from the group consisting of ethylene carbonate, propylene carbonate, butylene carbonate and glycerine carbonate; (b) 10-50% by weight of 1,3-dimethyl-2-imidazolidinone; (c) 0.2-20% by weight of hydroxypropyl cellulose; and (d) 13-40% by weight of water.
Claim 2
Dependent Claim
49 words
A nail lacquer recover composition,consisting essentially of: (a) 30-65% by weight of a carbonate selected from the group consisting of ethylene carbonate, propylene carbonate, butylene carbonate and glycerine carbonate; (b) 10-50% by weight of 1,3-dimethyl-2-imidazolidinone; (c) 0.2-20% by weight of hydroxypropyl cellulose; and (d) 13-40% by weight of water.
Claim 3
Dependent Claim
18 words
The nail lacquer remover composition of claim 1, wherein the amount of hydroxypropyl cellulose is 0.2-10% by weight.
Claim 4
Dependent Claim
17 words
The nail lacquer remover composition of claim 1, wherein the amount of water is 15-40% by weight.
Claim 5
Dependent Claim
14 words
The nail lacquer remover composition of claim 1, wherein the carbonate is propylene carbonate.
Claim 6
Dependent Claim
14 words
The nail lacquer remover composition of claim 2, wherein the carbonate is propylene carbonate.
Claim 7
Dependent Claim
14 words
The nail lacquer remover composition of claim 3, wherein the carbonate is propylene carbonate.
References Cited (Backward Citations)
US4712571A
Cited
US4640713A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-01-31 | 1992-08-01 | 1993-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-01-31 | 1996-08-01 | 1997-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-01-31 | 2000-08-01 | 2001-01-31 | $7700.00 | Window Closed / Lapsed |