Granted Patent
Utility
US 6,033,489 · App. 09/086,654
Semiconductor substrate and method of making same
Inventors:
Bruce D. Marchant, Steven Sapp, Thomas P. Welch
Patented Case
View Patent ↗
Granted: Mar 7, 2000
Filed: May 29, 1998
Inventors
Bruce D. Marchant
Steven Sapp
Thomas P. Welch
Assignee (at issue)
FAIRCHILD SEMICONDUCTOR CORPORATION
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.