Solicitação de exame técnico
#4.1
11/14/1989
RPI 995
Application data
Number
PI8602176Type
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: 11/14/1989. We update with every new RPI gazette, published weekly.
Applicants
Rhodia Brasil Ltda
SP, BR
Rhodia S/A
SP, BR
Inventors
O. G. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/14/1989
RPI 995
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12/22/1987
RPI 896
#2.1
11/18/1986
RPI 839
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Patente extinta em 05/05/2001
07/22/2008
RPI 1959
#25.4
Alterado de: Rhodia S/A
05/30/2000
RPI 1534
#16.1
09/28/1993
RPI 1191
#13.1
05/25/1993
RPI 1173
#9.1
02/09/1993
RPI 1158
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