US 12,102,706 B2
Peptide composition and respective uses
Artur Manuel Cavaco Paulo, Braga (PT); Celia Freitas Da Cruz, Guimaraes (PT); and Margarida Maria Macedo Francesko Fernandes, Braga (PT)
Assigned to UNIVERSIDADE DO MINHO, Braga (PT)
Filed by Universidade do Minho, Braga (PT)
Filed on Mar. 31, 2023, as Appl. No. 18/194,372.
Application 18/194,372 is a continuation of application No. 16/439,889, filed on Jun. 13, 2019, granted, now 11,642,298.
Application 16/439,889 is a continuation of application No. 15/030,313, granted, now 10,709,655, issued on Jul. 14, 2020, previously published as PCT/IB2014/065375, filed on Oct. 16, 2014.
Claims priority of application No. 107244 (PT), filed on Oct. 18, 2013.
Prior Publication US 2023/0338263 A1, Oct. 26, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A61K 8/64 (2006.01); A61Q 5/00 (2006.01); A61Q 5/04 (2006.01); A61Q 5/06 (2006.01)
CPC A61K 8/64 (2013.01) [A61K 8/645 (2013.01); A61Q 5/002 (2013.01); A61Q 5/04 (2013.01); A61Q 5/06 (2013.01); A61Q 5/065 (2013.01); A61K 2800/30 (2013.01)] 8 Claims
 
1. A peptide composition for hair treatment comprising: a keratin peptide fragment having 10% to 50% cysteine amino acid content, wherein the total number of cysteine amino acids in the keratin peptide fragment is 2-5 cysteine amino acids and the keratin peptide fragment comprises any one of SEQ ID NO: 5, SEQ ID NO: 75, SEQ ID NO: 409, SEQ ID NO: 412, SEQ ID NO: 1088, and SEQ ID NO: 1131, and wherein the keratin peptide fragment is present in the peptide composition at 0.001% to 20% (w/w).