Granted Patent
Utility
US 4,852,564 · App. 07/243,219
Flexible connectors for medico-surgical tubes
Inventors:
David S. Sheridan, Isaac S. Jackson
Patented Case
View Patent ↗
Granted: Aug 1, 1989
Filed: Sep 14, 1988
Inventors
David S. Sheridan
Isaac S. Jackson
Assignee (at issue)
Sheridan Catheter Corp.
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.