Solicitação de exame técnico
#4.1
09/29/1987
RPI 884
Application data
Number
PI8506656Type
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: 09/29/1987. We update with every new RPI gazette, published weekly.
Applicants
Amelco S.A. Indústria Eletrônica
SP, BR
H. B. (pessoa física)
SP, BR
Inventors
H. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/29/1987
RPI 884
#3.1
07/07/1987
RPI 872
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RPI 852
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Patente extinta em 20/12/2000
07/15/2008
RPI 1958
#25.1
Transferido de: Hans Boris Belck
10/24/2000
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