Granted Patent
Utility
US 3,944,387 · App. 05/516,160
Method and apparatus for sterilizing with a heavier-than-air gas
Inventor:
Jay G. Schreckendgust
Patented Case
View Patent ↗
Granted: Mar 16, 1976
Filed: Oct 21, 1974
Inventor
Jay G. Schreckendgust
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.