Granted Patent
Utility
US 5,950,878 · App. 08/905,911
Dispensing tube valve assembly
Inventors:
Allan E. Wade, Keith Alsberg, Jon Taylor, David C. Brown
Patented Case
View Patent ↗
Granted: Sep 14, 1999
Filed: Aug 4, 1997
Inventors
Allan E. Wade
Keith Alsberg
Jon Taylor
David C. Brown
Assignee (at issue)
STERIS Corporation
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.