Solicitação de exame técnico
#4.1
06/17/1986
RPI 817
Application data
Number
PI8502699Type
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: 06/17/1986. We update with every new RPI gazette, published weekly.
Applicants
A. A. (pessoa física)
MG, BR
Inventors
A. A. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
06/17/1986
RPI 817
#3.2
10/01/1985
RPI 780
#2.1
08/13/1985
RPI 773
#21.1
Patente extinta em 05/06/2000
07/15/2008
RPI 1958
#22.1
11/16/1993
RPI 1198
#16.1
10/30/1990
RPI 1039
#13.1
06/19/1990
RPI 1023
#9.1
03/01/1990
RPI 1007
From the same holder
Same category
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