Granted Patent
Utility
US 5,182,148 · App. 07/810,061
Coatings and method for coloring light-transmitting containers
Inventors:
David C. Kapp, Russell E. Boston, Leland H. Carlblom, Mildred L. McKinley, Jess A. Kozma
Patented Case
View Patent ↗
Granted: Jan 26, 1993
Filed: Dec 19, 1991
Inventors
David C. Kapp
Russell E. Boston
Leland H. Carlblom
Mildred L. McKinley
Jess A. Kozma
Assignee (at issue)
PPG Industries, 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.