Granted Patent
Utility
US 5,990,214 · App. 08/904,049
Liquid glycol benzoate compositions
Inventors:
William D. Arendt, Thomas Joseph Bohnert, Mark S. Holt
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: Jul 31, 1997
Inventors
William D. Arendt
Thomas Joseph Bohnert
Mark S. Holt
Assignee (at issue)
VELSICOL CHEMICAL 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.