Notificação de entrada na fase nacional - PCT
#1.3
10/31/1989
RPI 993
Application data
Number
PI8807255Type
Filing
Publication
PCT
US1988002192 The letters patent expired on 09/02/2008: 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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
Interactive Systems, Inc.
US
Inventors
R. B. (pessoa física)
US
W. L. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#1.3
10/31/1989
RPI 993
#21.1
Patente extinta em 30/06/2003
09/02/2008
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10/31/1995
RPI 1300
#9.1
04/18/1995
RPI 1272
#6.1
11/01/1994
RPI 1248
#6.1
04/05/1994
RPI 1218
#4.1
09/03/1991
RPI 1083
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