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. 08, 1992
Filed:
Mar. 25, 1991
Applicant:
Inventor:
David L Drope, Petrolia, CA;
Assignee:
Polysar Rubber Corporation, Sarnia, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
73 5415 ;
Abstract
There is provided an apparatus, and a process using the apparatus, for determining the flow characteristics of a synthetic rubbery polymer in which the vertical displacement is measured of a contact rod which is in contact with a disc contacting a sample of said polymer located between said disc and a base plate.