Carta-patente expirada
#21.1
PATENTE EXTINTA EM 09.03.2021
03/23/2021
RPI 2620
Application data
Number
PI9715340Type
Filing
Publication
PCT
US1997007499 The letters patent expired on 03/23/2021: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 03/23/2021. We update with every new RPI gazette, published weekly.
Applicants
ROVI GUIDES, INC.
US
STARSIGHT TELECAST, INC.
US
Inventors
B. K. (pessoa física)
US
S. S. (pessoa física)
US
IPC Classification
Priority claims
US
016871 · 05/03/1996
US
032038 · 11/26/1996
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