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:
Oct. 30, 2001
Filed:
Jan. 05, 2000
Applicant:
Inventors:
Hong Chung Il, East Amherst, NY (US);
Jung Woo Kim, Seoul, KR;
Sang Joon Lee, Kunpo, KR;
Soon Kil Ahn, Seoul, KR;
Nam Song Choi, Seoul, KR;
Kye Kwang Kim, Siheung, KR;
Byeong Seon Jeong, Seoul, KR;
Assignee:
Chong Kun Dang Corp., , KR;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
C07D / ; C07D / ;
Abstract
A process of preparing camptothecin derivatives of formula 1 is disclosed
Il, Hong. (2001). Process of preparing camptothecin derivatives (U.S. Patent No. 6310207). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6310207
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile