Pedido de certificado de adição de invenção
#5.1
02/28/1989
RPI 958
The letters patent expired on 09/17/1996: 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: 02/28/1989. We update with every new RPI gazette, published weekly.
Applicants
ALCAN BRASIL [BR]
Inventors
S. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#5.1
02/28/1989
RPI 958
#4.1
10/11/1988
RPI 938
#3.1
02/17/1988
RPI 904
#2.1
01/27/1987
RPI 849
#21.1
09/17/1996
RPI 1346
#16.1
10/30/1990
RPI 1039
#13.1
08/21/1990
RPI 1029
#9.1
05/15/1990
RPI 1018
#6.1
01/09/1990
RPI 1001
From the same holder
Same category
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