Granted Patent
Utility
US 5,741,701 · App. 08/377,887
Cell culture substrates and methods of use
Inventors:
Mark S. Swiderek, Frank J. Mannuzza
Patented Case
View Patent ↗
Granted: Apr 21, 1998
Filed: Jan 25, 1995
Inventors
Mark S. Swiderek
Frank J. Mannuzza
Assignee (at issue)
BECTON, DICKINSON AND 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.