OpenTV Inc
OpenTV IncActive Patents
0
Total Holdings
13
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| EP0752786A1 | Apparatus and method for authenticating transmitted applica… | Expired / Lapsed | 1996-06-27 | — | 23 | Details |
| EP0680213A2 | A method for controlling execution of an audio video intera… | Expired / Lapsed | 1995-04-19 | — | 18 | Details |
| US7444659B2 | Post production visual alterations | Expired / Lapsed | 2002-08-02 | 2008-10-28 | 45 | Details |
| US7409437B2 | Enhanced video programming system and method for incorporat… | Expired / Lapsed | 2002-11-18 | 2008-08-05 | 8 | Details |
| US7243139B2 | Enhanced video programming system and method for incorporat… | Expired / Lapsed | 2004-01-22 | 2007-07-10 | 37 | Details |
| US6330595B1 | Enhanced video programming system and method for incorporat… | Expired / Lapsed | 2000-08-04 | 2001-12-11 | 10 | Details |
| US6275989B1 | Interactive television system and method for displaying web… | Expired / Lapsed | 1998-12-07 | 2001-08-14 | 23 | Details |
| US6198509B1 | Method and apparatus for providing and receiving broadcaste… | Expired / Lapsed | 1997-10-01 | 2001-03-06 | 20 | Details |
| US6181334B1 | Compressed digital-data interactive program system | Expired / Lapsed | 1997-07-03 | 2001-01-30 | 83 | Details |
| US6018768A | Enhanced video programming system and method for incorporat… | Expired / Lapsed | 1998-07-06 | 2000-01-25 | 24 | Details |
| US5848352A | Compact graphical interactive information system | Expired / Lapsed | 1995-04-26 | 1998-12-08 | 39 | Details |
| US5537141A | Distance learning system providing individual television pa… | Expired / Lapsed | 1994-04-15 | 1996-07-16 | 48 | Details |
| US5526035A | Transaction based interactive television system | Expired / Lapsed | 1994-06-01 | 1996-06-11 | 39 | Details |