Solicitação de exame técnico
#4.1
07/18/1989
RPI 978
Application data
Number
PI8504807Type
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: 07/18/1989. We update with every new RPI gazette, published weekly.
Applicants
CMW Equipamentos S/A
SP, BR
Inventors
M. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
07/18/1989
RPI 978
03/15/1988
RPI 908
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05/05/1987
RPI 863
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11/11/1986
RPI 838
#21.1
Patente extinta em 30/09/2000
07/15/2008
RPI 1958
06/08/1993
RPI 1175
#16.1
10/27/1992
RPI 1143
#13.1
07/07/1992
RPI 1127
#9.1
02/25/1992
RPI 1108
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