Granted Patent
Utility
US 5,614,019 · App. 08/454,775
Method for the growth of industrial crystals
Inventors:
Miroslav Vichr, David S. Hoover
Patented Case
View Patent ↗
Granted: Mar 25, 1997
Filed: May 31, 1995
Inventors
Miroslav Vichr
David S. Hoover
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.