Granted Patent
Utility
US 4,909,797 · App. 07/003,955
Enteral delivery set with shaded drip chamber
Inventor:
Earle J. Timothy
Patented Case
View Patent ↗
Granted: Mar 20, 1990
Filed: Jan 16, 1987
Inventor
Earle J. Timothy
Assignee (at issue)
Sherwood Medical 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.