Granted Patent
Utility
US 3,967,494 · App. 05/553,974
Method and apparatus for detecting entrapped air in a steam sterilizer
Inventor:
Larry J. Joslyn
Patented Case
View Patent ↗
Granted: Jul 6, 1976
Filed: Feb 28, 1975
Inventor
Larry J. Joslyn
Assignee (at issue)
Sybron 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.