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:
Dec. 21, 1982
Filed:
Jul. 07, 1981
Applicant:
Inventors:
Richard Sehring, Ingelheim am Rhein, DE;
Wolfgang Buck, Ingelheim am Rhein, DE;
Assignee:
Celamerck GmbH & Co. KG, Ingelheim am Rhein, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
2604 / ; 560-9 ; 560 21 ; 562426 ; 562435 ; 564166 ; 564310 ; 564399 ; 564430 ;
Abstract
The method of preparing a compound of the formula ##STR1## wherein R.sub.1 is hydrogen, halogen, alkyl of 1 to 8 carbon atoms, trifluoromethyl or acetyl;
Sehring, Richard. (1982). Process for the preparation of certain diphenyl ethers (U.S. Patent No. 4364875). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4364875
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile