Granted Patent
Utility
US 4,482,518 · App. 06/465,147
Methods for reducing post-mold shrinkage of hollow oriented polyethylene terephthalate containers
Inventor:
Thomas E. Brady
Patented Case
View Patent ↗
Granted: Nov 13, 1984
Filed: Feb 9, 1983
Inventor
Thomas E. Brady
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.