Granted Patent
Utility
US 5,249,181 · App. 07/857,537
Call processing using logical channel assignments
Inventors:
Theresa C. Y. Wang, Steven H. Moritz
Patented Case
View Patent ↗
Granted: Sep 28, 1993
Filed: Mar 25, 1992
Inventors
Theresa C. Y. Wang
Steven H. Moritz
Assignee (at issue)
Motorola, Inc.
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.