The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 13, 2025
Filed:
Jun. 24, 2021
Applicant:
Sunbio, Inc., Gyeonggi-do, KR;
Inventors:
Kwang Nho, Gyeonggi-do, KR;
Minjung Ahn, Gyeonggi-do, KR;
Changmin Hyun, Gyeonggi-do, KR;
JungHun Lee, Gyeonggi-do, KR;
Assignee:
SunBio, Inc., Gyeonggi-do, KR;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K 38/42 (2006.01); A61K 47/54 (2017.01); A61K 47/60 (2017.01);
U.S. Cl.
CPC ...
A61K 38/42 (2013.01); A61K 47/542 (2017.08); A61K 47/545 (2017.08); A61K 47/60 (2017.08);
Abstract
The invention relates to hemoglobin derivative, particularly hemoglobin which is co-conjugated with both fatty acid-linked polyethylene glycol (FA-PEG) derivatives and alkoxy polyethylene glycol (alkoxy-PEG) derivatives, and a method for making such hemoglobin derivative. Various embodiments of the invention include crosslinked hemoglobin which is co-conjugated with both FA-PEG derivatives and alkoxy-PEG derivatives. Such hemoglobin derivative according to the invention exhibit non-toxicity and extended intravascular retention time.