Granted Patent
Utility
US 5,728,858 · App. 08/728,228
Activation of copper-silicon slurries for the direct synthesis of trialkoxysilanes
Inventors:
Kenrick M. Lewis, Hua Yu
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: Oct 10, 1996
Inventors
Kenrick M. Lewis
Hua Yu
Assignee (at issue)
OSI Specialties, 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.