Granted Patent
Utility
US 6,463,508 · App. 09/357,059
Method and apparatus for caching a media stream
Inventors:
Joel L. Wolf, Philip Yu
Patented Case
View Patent ↗
Granted: Oct 8, 2002
Filed: Jul 19, 1999
Inventors
Joel L. Wolf
Philip Yu
Assignee (at issue)
International Business Machines Corporation
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.