Granted Patent
Utility
US 6,367,887 · App. 09/594,893
Trailer brake valve
Inventor:
Georg Sulzyc
Patented Case
View Patent ↗
Granted: Apr 9, 2002
Filed: Jun 15, 2000
Inventor
Georg Sulzyc
Assignee (at issue)
Haldex Brake Products Aktiebolag
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.