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. 23, 1999
Filed:
Sep. 03, 1997
Applicant:
Inventors:
Richard Eugene Mayer, Richmond, VA (US);
Lamberto Crescentini, Chester, VA (US);
Theodore John Jenczewski, Midlothian, VA (US);
Assignee:
AlliedSignal Inc., Morristown, NJ (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
540540 ;
Abstract
The present invention provides a process for the preparation of purified caprolactam comprising the steps of:
Mayer, Richard. (1999). Process for the purification of caprolactam obtained from the (U.S. Patent No. 5990306). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5990306
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile