Granted Patent
Utility
US 6,534,575 · App. 09/908,722
Plasticized polyvinyl chloride compound
Inventors:
James F. Day, James J. Good
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: Jul 20, 2001
Inventors
James F. Day
James J. Good
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.