Granted Patent
Utility
US 6,564,902 · App. 09/570,500
Device and method for a sound-attenuating unit
Inventor:
Josef Saberi
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: May 13, 2000
Inventor
Josef Saberi
Assignee (at issue)
Volvo Personvagnar AB
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.