Granted Patent
Utility
US 5,359,003 · App. 08/104,681
Polysulfide derivatives
Inventors:
Gerhard Horpel, Karl-Heinz Nordsiek
Patented Case
View Patent ↗
Granted: Oct 25, 1994
Filed: Aug 11, 1993
Inventors
Gerhard Horpel
Karl-Heinz Nordsiek
Assignee (at issue)
Huls 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.