Granted Patent
Utility
US 6,287,652 · App. 09/207,249
Fluid product sampler package with clear moisture vapor barrier film
Inventors:
Kenneth H. Speckhals, Anthony J. Gunderman
Patented Case
View Patent ↗
Granted: Sep 11, 2001
Filed: Dec 9, 1998
Inventors
Kenneth H. Speckhals
Anthony J. Gunderman
Assignee (at issue)
Color Prelude, 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.