Patent EP0047647A2 successfully refreshed from Google Patents.
EP0047647A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Pharmaceutical compositions for promoting the healing of wounds
Assignee: Ed Geistlich Soehne AG fuer Chemische Industrie
•
Filing: 1981-09-04
•
Granted: —
•
Expires: 2001-09-04
Abstract
Abstract The invention relates to pharmaceutical compositions in the form of semi-solid aqueous gels for use in wound alimentation by application to a wound during healing. The compositions contain in solution each of the essential and semi-essential amino acids and malic acid and have a pH in the range 6.5 to 8.
Inventors
- 👤 David Cottier
- 👤 John Knowles Stanley
- 👤 Richard Frederick Calver
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-29 10:14
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/0012; A61K9/0014; A61K31/00; A61K31/185; A61K31/19; A61K31/195; A61K47/00; A61K47/30; A61K47/32; A61K47/36; A61K47/38; A61L; A61L26/00; A61L26/0061; A61L26/0066; A61L26/008; A61L2300/00; A61L2300/20; A61L2300/21; A61L2300/214; A61L2300/40; A61L2300/45
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
32 words
A semi-solid aqueous gel'composition for wound alimentation containing in solution each of the essential and semi-essential amino acids and malic acid,the pH of the composition being in the range 6.5 to 8.
Claim 2
Dependent Claim
32 words
A semi-solid aqueous gel'composition for wound alimentation containing in solution each of the essential and semi-essential amino acids and malic acid,the pH of the composition being in the range 6.5 to 8.
Claim 3
Dependent Claim
30 words
.A composition as claimed in claim 1 containing the amino acids L-isoleucine, L-leucine, L-lycine, L-methionine, L-phenylalamine, L-threonine, L-tryptophane, L-valine,L-arginine, L-histidine L--alanine, L-glutamic acid, glycine, L-proline, L-serine, L-ornithine and L-aspartic acid.
Claim 4
Dependent Claim
20 words
A composition as claimed in claim 1 or claim 2 in which the gel is free from proteins or peptides.
Claim 5
Dependent Claim
21 words
A composition as claimed in claim 3 containing as a gel-forming agent, carboxymethyl cellulose, microcrystalline cellulose, alginate, agarose, tragacanth or polyvinylpyrrolidone.
Claim 6
Dependent Claim
19 words
A composition as claimed in any of the preceeding claims having a pH in the range 7.0 - 7.5.
Claim 7
Dependent Claim
23 words
A composition as claimed in any of the preceeding claims in which the concentration of amino acids is 3 to 6% by weight.
Claim 8
Dependent Claim
23 words
A composition as claimed in any of the preceeding claims in which the concentration of malic acid is 2 to 6% by weight.
Claim 9
Independent Claim
42 words
A method of manufacturing a semi-solid aqueous gel composition for wound alimentation which method comprises mixing each of the essential and semi-essential amino acids together with malic acid and adjusting the pH of the composition to within the range 6.5 to 8.
Claim 10
Independent Claim
42 words
A method of manufacturing a semi-solid aqueous gel composition for wound alimentation which method comprises mixing each of the essential and semi-essential amino acids together with malic acid and adjusting the pH of the composition to within the range 6.5 to 8.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.