Granted Patent
Utility
US 5,750,583 · App. 08/864,169
Process for the production of molded polyurethane products
Inventors:
Peter Gansen, James R. Gricar
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: May 28, 1997
Inventors
Peter Gansen
James R. Gricar
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.