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:
Feb. 06, 2001
Filed:
Feb. 07, 1997
Applicant:
Inventor:
Donald Kendall Drummond, Glenmoore, PA (US);
Assignee:
Minerals Technologies Inc., Bethlehem, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B 3/320 ;
U.S. Cl.
CPC ...
G01B 3/320 ;
Abstract
A process for the production of a synthetically produced bentonite-type inorganic microparticle. The synthetic microparticle produced according to the process of the present invention is particularly useful in papermaking processes where retention, water drainage, sheet formation and tangible cost saving opportunities are important.