Granted Patent
Utility
US 5,843,535 · App. 08/530,195
forming a layer
Inventor:
Christopher Dobson
Patented Case
View Patent ↗
Granted: Dec 1, 1998
Filed: Oct 2, 1995
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.