Granted Patent
Utility
US 6,780,491 · App. 09/621,496
Microstructures including hydrophilic particles
Inventors:
David A. Cathey, Kevin Tjaden, James J. Alwan
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: Jul 21, 2000
Inventors
David A. Cathey
Kevin Tjaden
James J. Alwan
Assignee (at issue)
Micron Technology, 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.