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:
Aug. 22, 2023
Filed:
Mar. 23, 2018
Applicant:
Seagen Inc., Bothell, WA (US);
Inventors:
Yunyu Mao, Everett, WA (US);
Philip Moquist, Seattle, WA (US);
Anusuya Choudhury, Churchville, PA (US);
Wendel Doubleday, Snohomish, WA (US);
Assignee:
Seagen Inc., Bothell, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 47/68 (2017.01); C07H 15/26 (2006.01); C07D 487/04 (2006.01);
U.S. Cl.
CPC ...
A61K 47/6889 (2017.08); A61K 47/6809 (2017.08); C07D 487/04 (2013.01); C07H 15/26 (2013.01);
Abstract
The present invention provides improved processes for the preparation of drug-linkers with a β-glucuronide cleavable unit, as well as intermediates thereof.