Granted Patent
Utility
US 5,310,933 · App. 07/960,324
Method for preparing polyimides for use in electronic applications
Inventors:
John H. Lupinski, Paul Edward Howson
Patented Case
View Patent ↗
Granted: May 10, 1994
Filed: Oct 13, 1992
Inventors
John H. Lupinski
Paul Edward Howson
Assignee (at issue)
General Electric 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.