Granted Patent
Utility
US 6,096,820 · App. 09/363,337
Aluminosilicate stabilized halogenated polymers
Inventors:
Scott P. Lockledge, Roman W. Wypart
Patented Case
View Patent ↗
Granted: Aug 1, 2000
Filed: Jul 29, 1999
Inventors
Scott P. Lockledge
Roman W. Wypart
Assignee (at issue)
PQ Corporation
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.