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:
Nov. 28, 1995
Filed:
Nov. 28, 1994
Applicant:
Inventor:
Shaowo Liang, Kingsport, TN (US);
Assignee:
Eastman Chemical Company, Kingsport, TN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
568420 ; 568426 ; 568492 ;
Abstract
Disclosed is a process for the removal of crotonaldehyde impurity from cyclopropanecarboxaldehyde by the selective, catalytic hydrogenation of crotonaldehyde to butyraldehyde followed by distillation of the butyraldehyde from the cyclopropanecarboxaldehyde.
Liang, Shaowo. (1995). Purification of cyclopropanecarboxaldehyde (U.S. Patent No. 5471003). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5471003
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile