Solicitação de exame técnico
#4.1
12/30/1986
RPI 845
Application data
Number
PI8603157Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 12/30/1986. We update with every new RPI gazette, published weekly.
Applicants
Champion Papel e Celulose Ltda
SP, BR
International Paper do Brasil Ltda.
SP, BR
Inventors
G. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
12/30/1986
RPI 845
#3.2
10/14/1986
RPI 834
#2.1
10/07/1986
RPI 833
#21.1
Patente extinta em 07/07/2001
07/22/2008
RPI 1959
#25.4
Alterado de Champion Papel e Celulose Ltda.
05/15/2001
RPI 1584
#16.1
09/28/1993
RPI 1191
#13.1
06/15/1993
RPI 1176
03/02/1993
RPI 1161
#9.1
11/24/1992
RPI 1147
From the same holder
Same category
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