Publicação do pedido de patente
#3.1
03/08/1988
RPI 907
Application data
Number
PI8703091Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 03/08/1988. We update with every new RPI gazette, published weekly.
Applicants
IBM [US]
Inventors
C. G. (pessoa física)
CH
G. B. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
03/08/1988
RPI 907
#2.1
09/01/1987
RPI 880
#21.1
Patente extinta em 19/06/2002
07/29/2008
RPI 1960
#16.1
03/30/1993
RPI 1165
#9.1
07/21/1992
RPI 1129
#4.1
12/04/1990
RPI 1044
From the same holder
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