Granted Patent
Utility
US 6,814,092 · App. 10/607,897
Systems and methods for conditioning ultra high purity gas bulk containers
Inventors:
Anthony J. Lachawiec, Jr., Vladimir Yliy Gershtein, Ronald Martin Pearlstein, Robert William Ford
Patented Case
View Patent ↗
Granted: Nov 9, 2004
Filed: Jun 27, 2003
Inventors
Anthony J. Lachawiec, Jr.
Vladimir Yliy Gershtein
Ronald Martin Pearlstein
Robert William Ford
Assignee (at issue)
Air Products and Chemicals, Inc.
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.