Granted Patent
Utility
US 6,502,804 · App. 09/462,159
Device for operating a gas shuttle valve by means of an electromagnetic actuator
Inventors:
Roland Schwegler, Thomas Stolk, Dirk Stubel, Alexander Von Gaisbert
Patented Case
View Patent ↗
Granted: Jan 7, 2003
Filed: Jan 5, 2000
Inventors
Roland Schwegler
Thomas Stolk
Dirk Stubel
Alexander Von Gaisbert
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.