Granted Patent
Utility
US 5,995,133 · App. 09/191,339
Method for changing a rating code with a macro function key and receiving apparatus having a function for blocking out a program
Inventor:
Seong-O Kim
Patented Case
View Patent ↗
Granted: Nov 30, 1999
Filed: Nov 13, 1998
Inventor
Seong-O Kim
Assignee (at issue)
Daewoo Electronics 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.