Granted Patent
Utility
US 6,206,819 · App. 09/572,489
Halogenation catalyst
Inventors:
Deborah D. Graves, Thomas Duncan Rose, David James Swank, Charles C. Wu
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: May 15, 2000
Inventors
Deborah D. Graves
Thomas Duncan Rose
David James Swank
Charles C. Wu
Assignee (at issue)
Rohm and Haas Company
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.