Granted Patent
Utility
US 6,528,546 · App. 09/742,887
Recycling of articles comprising hydroxy-phenoxyether polymers
Inventors:
Robert Lee, Gerald A. Hutchinson, Basharat Nazir
Patented Case
View Patent ↗
Granted: Mar 4, 2003
Filed: Dec 20, 2000
Inventors
Robert Lee
Gerald A. Hutchinson
Basharat Nazir
Assignee (at issue)
Advanced Plastics Technologies, 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.