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. 12, 1977
Filed:
Dec. 09, 1975
Applicant:
Inventors:
Assignee:
Takeda Chemical Industries, Ltd., Osaka, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
2602 / ;
Abstract
Novel compounds of the formula ##STR1## wherein R.sup.1 is lower alkyl, R.sup.2 is hydrogen, lower alkyl or lower alkenyl, R.sup.3 is hydrogen, lower alkyl, lower alkoxy or halogen and Y is lower alkylene.
Oka, Yoshikazu. (1977). 1,3-benzoxazine derivatives (U.S. Patent No. 4035363). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4035363
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile