US5439935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Skin care method and composition
Assignee: Elizabeth Arden Inc
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Filing: 1993-03-31
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Granted: 1995-08-08
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Expires: 2013-03-31
Abstract
Abstract A composition for topical application to the skin for alleviation or prevention of dry flaky skin conditions, dandruff or acne comprising: (1) a glycosidase; and (2) a protease the components (1) and (2) being present simultaneously in the composition or being separately presented with indication for the application of component (1) before component (2) .
Inventors
- 👤 Anthony V. Rawlings
- 👤 Ian R. Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 16:14
CPC Classifications
A; A61; A61Q; A61Q5/00; A61Q5/006; A61K; A61K38/00; A61K38/16; A61K38/43; A61K38/46; A61K38/465; A61K38/47; A61K38/48; A61K8/00; A61K8/18; A61K8/30; A61K8/64; A61K8/66; A61P; A61P17/00; A61Q17/00; A61Q19/00; A61Q19/007
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
97 words
A composition for the treatment of dry skin conditions comprising: (1) a glycosidase selected from the group consisting of neuraminidase. mannosidase, galactosidase, glucosidase, N-acetyl glucoaminidase and N-acetyl galactosaminidase; and (2) a protease selected from the group consisting of bromelain, papain, chymotrypsin, cathepsin, alcalase, savinase, chymopapain, clostripain, endoproteinase Asp N, protease V8 pronase, proteinase K, subtilisin, trypsin, thermolysin and plasmin; the components (1) and (2) being separately presented with indication for the application of component (1) before component (2) wherein the composition comprises from 0.00001 to 50% by weight of the composition of the glycosidase and the protease.
Claim 2
Dependent Claim
97 words
A composition for the treatment of dry skin conditions comprising: (1) a glycosidase selected from the group consisting of neuraminidase. mannosidase, galactosidase, glucosidase, N-acetyl glucoaminidase and N-acetyl galactosaminidase; and (2) a protease selected from the group consisting of bromelain, papain, chymotrypsin, cathepsin, alcalase, savinase, chymopapain, clostripain, endoproteinase Asp N, protease V8 pronase, proteinase K, subtilisin, trypsin, thermolysin and plasmin; the components (1) and (2) being separately presented with indication for the application of component (1) before component (2) wherein the composition comprises from 0.00001 to 50% by weight of the composition of the glycosidase and the protease.
Claim 3
Dependent Claim
25 words
A cosmetic composition according to claim 1 wherein the composition comprises 0.001 to 20% by weight of the composition of a glycosidase and a protease.
Claim 4
Dependent Claim
23 words
A cosmetic composition according to claim 1 wherein the ratio of component (1) to component (2) is in the range 100:1 to 1:1.
Claim 5
Dependent Claim
13 words
A composition according to claim 1 wherein the composition additionally comprises a lipase.
Claim 6
Dependent Claim
18 words
A composition according to claim 1 wherein the composition further comprises a cosmetically acceptable vehicle for the enzymes.
Claim 7
Independent Claim
95 words
A method of relieving or ameliorating dry skin conditions, the method comprising applying topically to the skin a composition comprising (1) a glycosidase selected from the group consisting of neuraminidase, mannosidase, galactosidase, glucosidase, N-acetyl glucoaminidase and N-acetyl galactosaminidase; and (2) a protease selected from the group consisting of bromelain, papain, chymotrypsin, cathepsin, alcalase, savinase, chymopapain, clostripain, endoproteinase Asp N, protease V8 pronase, proteinase K, subtilisin, trypsin, thermolysin and plasmin; the components (1) and (2) being present simultaneously in the composition or being separately presented with indication for the application of component (1) before component (2).
Claim 8
Independent Claim
95 words
A method of relieving or ameliorating dry skin conditions, the method comprising applying topically to the skin a composition comprising (1) a glycosidase selected from the group consisting of neuraminidase, mannosidase, galactosidase, glucosidase, N-acetyl glucoaminidase and N-acetyl galactosaminidase; and (2) a protease selected from the group consisting of bromelain, papain, chymotrypsin, cathepsin, alcalase, savinase, chymopapain, clostripain, endoproteinase Asp N, protease V8 pronase, proteinase K, subtilisin, trypsin, thermolysin and plasmin; the components (1) and (2) being present simultaneously in the composition or being separately presented with indication for the application of component (1) before component (2).
Claim 9
Dependent Claim
24 words
A method according to claim 6 wherein the composition comprises 0.00001 to 50% by weight of the composition of a glycosidase and a protease.
Claim 10
Dependent Claim
24 words
A method according to claim 1 wherein the composition comprises 0.001 to 20% by weight of the composition of a glycosidase and a protease.
Claim 11
Dependent Claim
24 words
A method according to claim 6 wherein the ratio of component (1) to component (2) is in the range of from 100:1 to 1:1.
Claim 12
Dependent Claim
13 words
A method according to claim 1 wherein the composition additionally comprises a lipase.
Claim 13
Dependent Claim
18 words
A method according to claim 1 wherein the composition further comprises a cosmetically acceptable vehicle for the enzymes.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1998-08-07 | 1999-02-06 | 1999-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2002-08-07 | 2003-02-06 | 2003-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2006-08-07 | 2007-02-06 | 2007-08-08 | $7700.00 | Window Closed / Lapsed |