15.8
10/24/1989
RPI 992
The letters patent expired on 06/06/1995: 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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
Eletrônica Hamelin Ltda
SP, BR
Inventors
A. H. (pessoa física)
BR
Publications in the Brazilian Industrial Property Gazette (RPI).
10/24/1989
RPI 992
#6.1
05/30/1989
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10/18/1988
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07/12/1988
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04/08/1986
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#3.2
01/28/1986
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04/09/1985
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06/06/1995
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02/09/1993
RPI 1158
#16.1
10/30/1990
RPI 1039
#13.1
07/24/1990
RPI 1025
#9.1
03/13/1990
RPI 1009
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