Solicitação de exame técnico
#4.1
09/27/1988
RPI 936
Application data
Number
PI8605324Type
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: 09/27/1988. We update with every new RPI gazette, published weekly.
Applicants
Metro Equipamentos para Mineraçào Ltda.
SP, BR
Metro Equipamentos para Mineração Ltda
SP, BR
Inventors
A. L. (pessoa física)
BR
M. L. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/27/1988
RPI 936
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05/31/1988
RPI 919
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Patente extinta em 24/10/2001
07/22/2008
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RPI 1282
#13.1
01/10/1995
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RPI 1240
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RPI 1186
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