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:
Dec. 14, 1999
Filed:
Mar. 03, 1998
Applicant:
Inventors:
William C Walsh, Archbold, OH (US);
Tom A Hazenstab, Huron Twp., MI (US);
Mark W Waldrop, Royal Oaks, MI (US);
Assignee:
BASF Corporation, Mt. Olive, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C11D / ;
U.S. Cl.
CPC ...
134-7 ; 134-8 ; 134 2219 ; 42840221 ; 42840222 ;
Abstract
This invention relates to a plastics processing equipment cleaning compound comprising a hard outer shell made from a thermoplastic resin and a soft inner core containing a substituted pyrrolidone.