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:
Sep. 20, 1977
Filed:
Jan. 20, 1975
Applicant:
Inventors:
Joseph A Pawlak, Cheektowaga, NY (US);
Anthony L Lemper, Amherst, NY (US);
Victor A Pattison, Clarence Center, NY (US);
Assignee:
Hooker Chemicals & Plastics Corporation, Niagara Falls, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
260 / ; 260 49 ; 260860 ;
Abstract
High molecular weight, linear aromatic polyesters are produced in an improved solution polycondensation process in which the hydroxyl component is added to the acid halide.