Granted Patent
Utility
US 4,858,971 · App. 07/164,903
Electronic vehicle door lock/unlatch control
Inventors:
Ronald H. Haag, Mark Manuel, Lloyd Walker Rogers, Jr.
Patented Case
View Patent ↗
Granted: Aug 22, 1989
Filed: Mar 7, 1988
Inventors
Ronald H. Haag
Mark Manuel
Lloyd Walker Rogers, Jr.
Assignee (at issue)
General Motors LLC
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.