Granted Patent
Utility
US 5,307,173 · App. 07/829,412
Apparatus and method using compressed codes for television program record scheduling
Inventors:
Henry C. Yuen, Daniel S. Kwoh
Patented Case
View Patent ↗
Granted: Apr 26, 1994
Filed: Feb 3, 1992
Inventors
Henry C. Yuen
Daniel S. Kwoh
Assignee (at issue)
Gemstar Development 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.