Granted Patent
Utility
US 5,543,372 · App. 08/439,495
Stable high solids slurries of structured clay materials and process for the manufacture thereof
Inventors:
Joseph C. S. Shi, William H. Blue, Jeffrey C. Bruns
Patented Case
View Patent ↗
Granted: Aug 6, 1996
Filed: May 12, 1995
Inventors
Joseph C. S. Shi
William H. Blue
Jeffrey C. Bruns
Assignee (at issue)
Thiele Kaolin Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.