Publicação do pedido de patente
#3.1
05/03/1988
RPI 915
Application data
Number
PI8704728Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 05/03/1988. We update with every new RPI gazette, published weekly.
Applicants
SIEMENS AG [DE]
Inventors
M. M. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
05/03/1988
RPI 915
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11/24/1987
RPI 892
#21.1
Patente extinta em 11/09/2002
07/29/2008
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11/24/1992
RPI 1147
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08/11/1992
RPI 1132
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