Pedido de patente depositado
#2.1
05/30/1989
RPI 971
The letters patent expired on 09/25/2001: 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
Adiquima Indústria e Comércio de Aditivos Ltda
SP, BR
Inventors
A. N. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
05/30/1989
RPI 971
#21.1
Patente extinta em 08/12/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#16.1
03/30/1993
RPI 1165
#13.1
10/20/1992
RPI 1142
#9.1
05/26/1992
RPI 1121
#4.1
11/27/1990
RPI 1043
#3.1
07/24/1990
RPI 1025
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