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:
Aug. 11, 1992
Filed:
May. 28, 1991
Applicant:
Inventor:
Louis T Gunkel, Yardley, PA (US);
Assignee:
FMC Corporation, Philadelphia, PA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
558146 ; 558211 ;
Abstract
The invention is a process for purifying a solid, storage-stable tris(bromophenyl)phosphate ester dissolving a crude tris(bromophenyl)phosphate in an ester at an elevated temperature, and cooling the solution sufficiently to recover a solid phase.
Gunkel, Louis. (1992). Process for purifying polybrominated triaryl phosphate esters (U.S. Patent No. 5138085). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5138085
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile