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Class Information
Number: 725/87
Name: Interactive video distribution systems > User-requested video program system > Video-on-demand
Description: Subject matter comprising means or steps for providing individual programming events "on-demand", or with negligible delay to at least one user.










Sub-classes under this class:

Class Number Class Name Patents
725/100 Receiver (e.g., set-top box) 466
725/91 Server or headend 448
725/98 Transmission network 240
725/88 Vcr-like function 297


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

Patent Number Title Of Patent Date Issued
4734765 Video/audio information transmission system Mar. 29, 1988
4295154 Digital video and audio file system Oct. 13, 1981

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15










 
 
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