Granted Patent
Utility
US 5,538,830 · App. 08/430,874
Electrophotographic toner and process for manufacturing same
Inventor:
Ronald Swidler
Patented Case
View Patent ↗
Granted: Jul 23, 1996
Filed: Apr 28, 1995
Inventor
Ronald Swidler
Assignee (at issue)
Colorep, 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.