Granted Patent
Utility
US 6,019,847 · App. 09/055,185
Apparatus for applying pressure to a coated surface of a workpiece
Inventor:
Christopher Dobson
Patented Case
View Patent ↗
Granted: Feb 1, 2000
Filed: Apr 6, 1998
Inventor
Christopher Dobson
Assignee (at issue)
Trikon Technologies Limited
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.