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:
May. 24, 2005
Filed:
Sep. 04, 2003
Applicants:
Vere Orland Archibald, North Wales, PA (US);
Richard Shu-hua Wu, Fort Washington, PA (US);
Inventors:
Vere Orland Archibald, North Wales, PA (US);
Richard Shu-Hua Wu, Fort Washington, PA (US);
Assignee:
Rohm and Haas Company, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C017/16 ;
U.S. Cl.
CPC ...
Abstract
A method of using polymeric grinding media to produce fine solid particles or fine solid dispersions in liquid, such as pigment dispersions for inks, is provided. The method of the present invention limits packing and plugging problems associated with polymeric media to allow efficient milling operation.