Granted Patent
Utility
US 6,300,633 · App. 09/110,526
In-line method for determining the residue content of an isocyanate and apparatus useful therefor
Inventors:
Robert N. Hunt, Gary F. Allen, Julie A. Jackson, Peter Scharein, Peter J. Ryan, Donald Macnaughton, Jr., Klaus Sommer, Larry E. Philyaw
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: Jul 6, 1998
Inventors
Robert N. Hunt
Gary F. Allen
Julie A. Jackson
Peter Scharein
Peter J. Ryan
Donald Macnaughton, Jr.
Klaus Sommer
Larry E. Philyaw
Assignee (at issue)
Bayer Aktiengesellschaft
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.