Pedido de licença compulsória
#20.1
11/28/1989
RPI 997
The letters patent expired on 12/07/1993: 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: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants
Arno Rotron Equipamento Elétricos Ltda
SP, BR
Inventors
B. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
11/28/1989
RPI 997
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04/26/1988
RPI 914
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10/06/1987
RPI 885
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09/16/1986
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10/15/1985
RPI 782
#3.1
11/08/1983
RPI 681
#2.1
05/18/1982
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#21.1
12/07/1993
RPI 1201
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