Granted Patent
Utility
US 4,928,627 · App. 07/071,501
Apparatus for coating a substrate
Inventor:
Georg H. Lindner
Patented Case
View Patent ↗
Granted: May 29, 1990
Filed: Jul 9, 1987
Inventor
Georg H. Lindner
Assignee (at issue)
Atochem North America, 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.