Granted Patent
Utility
US 6,533,967 · App. 09/868,910
Initiating system for solid polyester granule manufacture
Inventors:
Philip J. A. Ritchie, Algirdas Kazimieras Serelis, Bruce Leary
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: Aug 23, 2001
Inventors
Philip J. A. Ritchie
Algirdas Kazimieras Serelis
Bruce Leary
Assignee (at issue)
Orica Australia Pty Ltd
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.