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.

Date of Patent:
Apr. 25, 2023

Filed:

Aug. 04, 2015
Applicant:

Ascendis Pharma A/s, Hellerup, DK;

Inventors:

Nicola Bisek, Heidelberg, DE;

Harald Rau, Dossenheim, DE;

Felix Cleemann, Mainz, DE;

Thomas Knappe, Heidelberg, DE;

Romy Reimann, Hofheim, DE;

Assignee:

ASCENDIS PHARMA A/S, Hellerup, DK;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 47/65 (2017.01); A61K 47/60 (2017.01); A61K 38/28 (2006.01); A61K 47/54 (2017.01); A61K 47/68 (2017.01);
U.S. Cl.
CPC ...
A61K 47/60 (2017.08); A61K 38/28 (2013.01); A61K 47/542 (2017.08); A61K 47/65 (2017.08); A61K 47/6889 (2017.08);
Abstract

The present invention relates to novel prodrugs of primary or secondary amine- or hydroxyl-comprising biologically active moieties and pharmaceutically acceptable salts thereof, prodrug reagents, pharmaceutical compositions comprising these prodrugs and the use of these prodrugs. A disclosed prodrug may include a biologically active moiety reversibly and covalently linked to a specialized protective group; the linker may be reversible (i.e., hydrolytically cleavable in the absence of enzymes under physiological conditions) and, upon cleavage, may release a drug in its unmodified, pharmacologically active form.


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