Granted Patent
Utility
US 4,244,907 · App. 06/093,082
Spin-texture process
Inventor:
Wen-Li Wu
Patented Case
View Patent ↗
Granted: Jan 13, 1981
Filed: Nov 8, 1979
Inventor
Wen-Li Wu
Assignee (at issue)
Monsanto Company
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.