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. 30, 2001
Filed:
Apr. 07, 1999
Applicant:
Inventors:
Assignee:
Rhodia Limited, Hertfordshire, GB;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 7/00 ; C07C 1/700 ;
U.S. Cl.
CPC ...
C01B 7/00 ; C07C 1/700 ;
Abstract
Compounds containing a primary amino group are converted into compounds containing a fluorine atom in place of the amino group by reaction of the amino compound with hydrogen fluoride and a nitrosating reagent under the influence of ultrasound or microwaves.