Granted Patent
Utility
US 6,299,240 · App. 09/574,644
Lightweight vehicle frame construction using stiff torque boxes
Inventors:
Del C. Schroeder, David M. Langer, Bryan M. Logan, David G Speth
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: May 18, 2000
Inventors
Del C. Schroeder
David M. Langer
Bryan M. Logan
David G Speth
Assignee (at issue)
Daimlerchrysler AG
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.