Granted Patent
Utility
US 4,415,642 · App. 06/382,916
Electrophotographic member of Se-Te-As with halogen
Inventors:
Kurt Elsasser, Helmut Ebner, Armin Baumgartner
Patented Case
View Patent ↗
Granted: Nov 15, 1983
Filed: May 28, 1982
Inventors
Kurt Elsasser
Helmut Ebner
Armin Baumgartner
Assignee (at issue)
International Standard Electric Corporation
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.