Portfolio comparison
OpenTV Inc vs FARBENFABRIKEN OF ELBERFELD Co
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
OpenTV Inc
Patents indexed
1
Year range
2013
Most recent
2013
consumer_electronicstelecommunicationssoftware
Top Patents1 enriched
US RE44685· 2013
How Interactive Television Systems Send Applications Alongside Video Streams
Activity by Decade
2010s1
Top Patents1 enriched
US 644077· 1900
How Felix Hoffmann Invented Aspirin
Activity by Decade
1900s1
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