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Misleading Register Alert event notification on 15.04.19

Following a clean-up exercise of event information regarding (previously) revoked patents, that were later reinstated, some existing revocation events ("Despatch of communication that patent is revoked") were duplicated on 15.04.2019.

2019.04.15

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2019.01.28

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Extract from the Register of European Patents

Citations: EP0923240

Cited inSearch
Type:Patent literature
Publication No.:EP0189548  [A]
 (VIDEO PROGRAMM SERVICE VPS [DE]) [A] 1-58 * abstract *;
Type:Patent literature
Publication No.:WO9209171  [A]
 (MACROVISION CORP [US]) [A] 1-58 * abstract *;
Type:Patent literature
Publication No.:US5157510  [A]
 (QUAN RONALD [US], et al) [A] 1-58 * column A *
Type:Non-patent literature
Publication information:[A]  "COPY PROTECTION FOR VIDEO SIGNALS", RESEARCH DISCLOSURE, (19910801), no. 328, page 607, XP000217919 [A] 1-58
Cited inExamination
Type:Patent literature
Publication No.:WO9300769  
Type:Patent literature
Publication No.:EP0255407  
Type:Patent literature
Publication No.:US4631603  
Type:Patent literature
Publication No.:WO9116791  
Type:Patent literature
Publication No.:US4819098  
Type:Non-patent literature
Publication information:   "MACROVISION DECODER/BLANKER", ELEKTOR, CANTERBURY, GB, (19881001), vol. 14, no. 160, ISSN 0268-4519, pages 44 - 47, XP000046163
Type:Non-patent literature
Publication information:   "Specification of Television Standards for 625-Line System I Transmissions in the United Kingdom", SPECIFICATION OF TELEVISION STANDARDS FOR 625-LINE SYSTEM I TRANSMISSIONS IN THE UNITED KINGDOM, London, UK, (19841231),