US4711780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition and process for promoting epithelial regeneration
Assignee: Individual
•
Filing: 1986-05-12
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Granted: 1987-12-08
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Expires: 2006-05-12
Abstract
Abstract A medication for treating the surface epithelium is disclosed comprising vitamin C, a zinc salt and a sulfur amino acid. In some cases, the medication may additionally contain a mucopolysaccharide and/or a polysaccharide. A method of stimulating cell proliferation and new cell formation with said medication is also disclosed.
Inventors
- 👤 Mostafa S. Fahim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:08
CPC Classifications
A; A61; A61Q; A61Q19/00; A61K; A61K33/00; A61K33/24; A61K33/30; A61K8/00; A61K8/18; A61K8/19; A61K8/27; A61K8/30; A61K8/40; A61K8/44; A61K8/447; A61K8/67; A61K8/676; A61K8/72; A61K8/73; A61K8/731; A61K8/735; A61K8/737
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
29 words
A medication for treating epithelial tissue comprising vitamin C, a zinc salt and a sulfur amino acid in an amount sufficient to stimulate cell proliferation and new cell formation.
Claim 2
Dependent Claim
29 words
A medication for treating epithelial tissue comprising vitamin C, a zinc salt and a sulfur amino acid in an amount sufficient to stimulate cell proliferation and new cell formation.
Claim 3
Dependent Claim
9 words
The medication of claim 1 further including a mucopolysaccharide.
Claim 4
Dependent Claim
9 words
The medication of claim 1 further including a polysaccharide.
Claim 5
Dependent Claim
21 words
The medication of claim 1 wherein the sulfur amino acid is selected from the group consisting of cysteine, cystine and methionine.
Claim 6
Dependent Claim
60 words
The medication of claim 4 wherein the vitamin C is present in an amount from 0.5 to 30% by weight, the zinc salt is present in an amount from 0.5 to 20% by weight as zinc sulfate heptahydrate or the equivalent amount of zinc present as some other zinc salt, and 0.25 to 5% by weight of sulfur amino acid.
Claim 7
Dependent Claim
20 words
The medication of claim 5 further including a mucopolysaccharide selected from the group consisting of chrondroitin sulfate and hyaluronic acid.
Claim 8
Dependent Claim
21 words
The medication of claim 5 further including a mucopolysaccharide selected from the group consisting of heparin calcium salt or dermatan sulfate.
Claim 9
Dependent Claim
9 words
The medication of claim 5 further including keratan sulfate.
Claim 10
Independent Claim
42 words
A method of treating epithelial tissue with a medication including vitamin C, a zinc salt and a sulfur amino acid in an amount sufficient to stimulate cell proliferation and and new cell formation which comprises applying said medication to the treatment area.
Claim 11
Independent Claim
42 words
A method of treating epithelial tissue with a medication including vitamin C, a zinc salt and a sulfur amino acid in an amount sufficient to stimulate cell proliferation and and new cell formation which comprises applying said medication to the treatment area.
Claim 12
Dependent Claim
12 words
The method of claim 9 wherein the medication further includes a mucopolysaccharide.
Claim 13
Dependent Claim
12 words
The method of claim 9 wherein the medication further includes a polysaccharide.
Claim 14
Dependent Claim
21 words
The method of claim 9 wherein the sulfur amino acid is selected from the group consisting of cysteine, cystine and methionine.
Claim 15
Dependent Claim
49 words
The method of claim 9 wherein the medication comprises 0.5 to 30% by weight vitamin C, 0.5 to 20% by weight zinc present as zinc sulfate heptahydrate or the equivalent amount of zinc present as some other zinc salt and 0.25 to 5% by weight of sulfur amino acid.
Claim 16
Dependent Claim
23 words
The method of claim 13 wherein the medication further includes a mucopolysaccharide selected from the group consisting of chrondroitin sulfate and hyaluronic acid.
Claim 17
Dependent Claim
24 words
The method of claim 13 wherein the medication further includes a mucopolysaccharide selected from the group consisting of heparin calcium salt and dermatan sulfate.
Claim 18
Dependent Claim
12 words
The method of claim 13 wherein the medication further includes keratan sulfate.
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) | 1990-12-07 | 1991-06-08 | 1991-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-12-07 | 1995-06-08 | 1995-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-12-07 | 1999-06-08 | 1999-12-08 | $7700.00 | Window Closed / Lapsed |