Solicitação de exame técnico
#4.1
03/15/1988
RPI 908
Application data
Number
PI8602200Type
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: 03/15/1988. We update with every new RPI gazette, published weekly.
Applicants
P. A. (pessoa física)
DE
Inventors
G. Z. (pessoa física)
DE
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
03/15/1988
RPI 908
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12/22/1987
RPI 896
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11/11/1986
RPI 838
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Patente extinta em 15/05/2001
07/22/2008
RPI 1959
#16.1
06/30/1992
RPI 1126
#13.1
02/11/1992
RPI 1106
#9.1
10/08/1991
RPI 1088
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