Granted Patent
Utility
US 4,927,680 · App. 07/336,417
Preform and method of forming container therefrom
Inventors:
Wayne N. Collette, Suppayan M. Krishnakumar, David P. Piccioli
Patented Case
View Patent ↗
Granted: May 22, 1990
Filed: Apr 11, 1989
Inventors
Wayne N. Collette
Suppayan M. Krishnakumar
David P. Piccioli
Assignee (at issue)
Continental PET Technologies, 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.