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:
Mar. 23, 1999
Filed:
Nov. 25, 1992
Applicant:
Inventor:
Victor LaVonne Mylroie, Fairport, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
5482624 ; 5483701 ;
Abstract
Sulfur-contaminated aromatic nitro compounds are hydrogenated in the presence of a chrominum-containing Raney cobalt catalyst to corresponding primary amino compounds which are useful as intermediates for photographic dye-forming couplers and for other purposes.