Solicitação de exame técnico
#4.1
12/09/1986
RPI 842
Application data
Number
PI8505056Type
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: 12/09/1986. We update with every new RPI gazette, published weekly.
Applicants
Acec - Union Miniere S/A
BE
Ateliers de Constructions Electriques de Charleroi - (ACEC)
BE
Inventors
G. D. (pessoa física)
BE
H. B. (pessoa física)
BE
R. L. (pessoa física)
BE
Publications in the Brazilian Industrial Property Gazette (RPI).
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06/08/1993
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06/01/1993
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06/25/1991
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02/13/1991
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