Granted Patent
Utility
US 4,601,926 · App. 06/694,375
Process for applying copolyester barrier layer on polyester container
Inventors:
Saleh A. Jabarin, Gregory M. Fehn
Patented Case
View Patent ↗
Granted: Jul 22, 1986
Filed: Jan 24, 1985
Inventors
Saleh A. Jabarin
Gregory M. Fehn
Assignee (at issue)
Owens-Illinois 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.