Granted Patent
Utility
US 5,301,838 · App. 07/814,923
Multilayer bottle with separable inner layer and method for forming same
Inventors:
Steven L. Schmidt, Wayne N. Collette, Suppayan M. Krishnakumar
Patented Case
View Patent ↗
Granted: Apr 12, 1994
Filed: Jan 8, 1992
Inventors
Steven L. Schmidt
Wayne N. Collette
Suppayan M. Krishnakumar
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.