Granted Patent
Utility
US 4,636,201 · App. 06/793,878
Hypodermic syringe having a protective sheath cover
Inventors:
William A. Ambrose, Fernando A. Garcia
Patented Case
View Patent ↗
Granted: Jan 13, 1987
Filed: Nov 1, 1985
Inventors
William A. Ambrose
Fernando A. Garcia
Assignee (at issue)
American Hospital Supply 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.