Granted Patent
Utility
US 6,644,740 · App. 09/858,792
Vehicle seat lumbar support system
Inventors:
Bert Holst, Dominic Ebefors
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: May 16, 2001
Inventors
Bert Holst
Dominic Ebefors
Assignee (at issue)
Lear 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.