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:
Jan. 12, 1993
Filed:
Apr. 04, 1990
Seiichi Saito, Kashiwa, JP;
Shigeru Hasegawa, Urawa, JP;
Masayuki Kitagawa, Urawa, JP;
Nobuyoshi Shimada, Tokyo, JP;
Katsutoshi Takahashi, Tokyo, JP;
Jun-ichi Seki, Takasaki, JP;
Hiroo Hoshino, Maebashi, JP;
Yukihiro Nishiyama, Aichi, JP;
Kenichi Matsubara, Suita, JP;
Takemitsu Nagahata, Toyonaka, JP;
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Abstract
The present invention relates to phosphoric acid esters of oxetanocins having an antiviral activity which are represented by general formula (I): ##STR1## wherein R.sub.1 represents a phosphoric acid ester residue, X represents hydrogen, hydroxy or hydroxymethyl group, and B represents a purine base residue, and pharmacologically acceptable salts thereof.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile