Granted Patent
Utility
US 5,855,869 · App. 08/774,561
Microparticulate abrasives
Inventors:
Todd W. Domke, Carolyn Green, Nano Mardones, Violet Y. Chen
Patented Case
View Patent ↗
Granted: Jan 5, 1999
Filed: Dec 31, 1996
Inventors
Todd W. Domke
Carolyn Green
Nano Mardones
Violet Y. Chen
Assignee (at issue)
Rhodia, Inc.
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.