Granted Patent
Utility
US 6,572,812 · App. 09/797,502
Preform and container with crystallized neck finish and method of making the same
Inventors:
Wayne N. Collette, Suppayan M. Krishnakumar
Patented Case
View Patent ↗
Granted: Jun 3, 2003
Filed: Mar 1, 2001
Inventors
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.