Granted Patent
Utility
US 5,315,004 · App. 08/043,075
Process for producing uretidione dimers of isocyanates using catalysts which are bound to inorganic matrices
Inventors:
Stephen L. Goldstein, Anthony D. Hamer, Lawrence E. Katz, Michael J. McGeary, Curtis P. Smith
Patented Case
View Patent ↗
Granted: May 24, 1994
Filed: Apr 5, 1993
Inventors
Stephen L. Goldstein
Anthony D. Hamer
Lawrence E. Katz
Michael J. McGeary
Curtis P. Smith
Assignee (at issue)
Olin 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.