MUMBAI, India, Nov. 2 -- Intellectual Property India has published a patent application (202617097033 A) filed by Obi Pharma, Inc. on August 11, 2026, for Method For Antibody-Drug Conjugate Quality Improvement.
Inventors include Lai, Ming-Tain; Chou, Jun-Hong; Wang, Shy-Guey; Huang, Chen-Ping; Chou, Bing-Cheng; Lin, Hsiao-Han; and Chen, Ying-Shan.
The application for the patent was published on October 30, 2026, under issue no. 44/2026.
Abstract: The present disclosure relates to a method for enhancing the quality (DAR distribution, stability and etc.) of glycosylated antibody-drug conjugates (ADCs) using active charcoal. In particular, the present disclosure adopts hydrophobic interaction chromatography (HIC) column, Protein A chromatog...