Granted Patent
Utility
US 5,974,449 · App. 08/853,290
Apparatus and method for providing multimedia messaging between disparate messaging platforms
Inventors:
Jack H. Chang, Raymond L. Tong
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: May 9, 1997
Inventors
Jack H. Chang
Raymond L. Tong
Assignee (at issue)
Carmel Connection, 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.