Publicação do pedido de patente
#3.1
12/20/1988
RPI 948
Application data
Number
PI8802284Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 12/20/1988. We update with every new RPI gazette, published weekly.
Applicants
Duracell International Inc
US
Inventors
C. K. (pessoa física)
US
R. M. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
12/20/1988
RPI 948
#2.1
10/04/1988
RPI 937
#21.1
Patente extinta em 11/05/2003
09/02/2008
RPI 1965
#16.1
11/24/1992
RPI 1147
#13.1
05/05/1992
RPI 1118
#9.1
12/10/1991
RPI 1097
#4.1
06/12/1990
RPI 1022
From the same holder
Same category
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