Notificação para pagamento de retribuição
#13.1
09/26/1989
RPI 988
Application data
Number
PI8506581Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
Engemaq-Equipamentos, Máquinas e Eletrônica S/A
RS, BR
Inventors
R. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#13.1
09/26/1989
RPI 988
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05/30/1989
RPI 971
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05/13/1986
RPI 812
#2.1
04/08/1986
RPI 807
#21.1
Patente extinta em 30/12/2000
07/15/2008
RPI 1958
11/03/1992
RPI 1144
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02/06/1990
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