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:
Aug. 20, 1991
Filed:
Jun. 17, 1987
Applicant:
Inventors:
Haruhito Sato, Sodegaura, JP;
Masanori Tsuzuki, Sodegaura, JP;
Assignee:
Idemitsu Kosan Company Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
544352 ; 544 82 ; 544116 ;
Sato, Haruhito. (1991). Method for the preparation of triethylene diamines (U.S. Patent No. 5041548). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5041548
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile