Granted Patent
Utility
US 5,507,934 · App. 08/332,892
Apparatus for preparing gels for use in electrophoretic separations and similar applications
Inventor:
John A. Renfrew
Patented Case
View Patent ↗
Granted: Apr 16, 1996
Filed: Nov 1, 1994
Inventor
John A. Renfrew
Assignee (at issue)
Visible Genetics 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.