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:
Apr. 15, 2014
Filed:
Feb. 25, 2011
Applicants:
Delane Nagel Richardson, Medina, OH (US);
Edwin A. Sisson, Medina, OH (US);
Rebecca Spooner Korwin, Copley, OH (US);
Inventors:
Delane Nagel Richardson, Medina, OH (US);
Edwin A. Sisson, Medina, OH (US);
Rebecca Spooner Korwin, Copley, OH (US);
Assignee:
M & G USA Corporation, Apple Grove, WV (US);
Primary Examiner:
Int. Cl.
CPC ...
B29B 9/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
This invention is to an improved method for cleaning contaminated polymer when that polymer is to be blended with clean material. The method involves combining the contaminated material and the clean material in a compartmentalized pellet wherein the contaminated material is placed in the outermost compartment, the clean material is placed in an inner compartment and then subjecting the pellet to an extraction process.