Granted Patent
Utility
US 6,325,986 · App. 09/667,057
Method for reducing hydrogen chloride emissions from air-blown asphalt
Inventors:
Jorge A. Marzari, Katherine Elizabeth Poterek, Timothy Thomas Picman
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Sep 21, 2000
Inventors
Jorge A. Marzari
Katherine Elizabeth Poterek
Timothy Thomas Picman
Assignee (at issue)
Owens-Corning Fiberglas Technology, 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.