Granted Patent
Utility
US 5,288,465 · App. 07/949,293
Cassetes for electrophoretic gels
Inventor:
Joel Margolis
Patented Case
View Patent ↗
Granted: Feb 22, 1994
Filed: Sep 22, 1992
Inventor
Joel Margolis
Assignee (at issue)
Gradipore Limited
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.