Solicitação de exame técnico
#4.1
08/11/1987
RPI 877
Application data
Number
PI8505186Type
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: 08/11/1987. We update with every new RPI gazette, published weekly.
Applicants
C. T. (pessoa física)
SP, BR
Inventors
J. G. (pessoa física)
BR
M. G. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/11/1987
RPI 877
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05/26/1987
RPI 866
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12/24/1985
RPI 792
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Patente extinta em 18/10/2000
07/15/2008
RPI 1958
#16.1
10/26/1993
RPI 1195
#13.1
07/13/1993
RPI 1180
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03/23/1993
RPI 1164
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09/03/1991
RPI 1083
Same category
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