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:
Jul. 03, 1990
Filed:
Mar. 25, 1988
Applicant:
Inventors:
Masakuni Okuhara, Tsukuba, JP;
Toshio Goto, Tsukuba, JP;
Masami Ezaki, Tsukuba, JP;
Miho Tanaka, Tsukuba, JP;
Shigehiro Takase, Tsukuba, JP;
Hidenori Nakajima, Tsukuba, JP;
Hideo Hirai, Tsukuba, JP;
Akira Katayama, Tsukuba, JP;
Assignee:
Fujisawa Pharmaceutical Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; A61K / ;
U.S. Cl.
CPC ...
534556 ; 534558 ; 534565 ; 435116 ; 435886 ; 548419 ; 560155 ; 560169 ; 560171 ; 560172 ; 514 15 ;
Abstract
The invention relates to compounds of antitumor activity of the formula: ##STR1## ps in which R.sup.1 is hydrogen, lower allkyl, halo(lower)alkyl or aryl,
Okuhara, Masakuni. (1990). Amino acid derivatives of antitumor activity (U.S. Patent No. 4939241). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4939241
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile