Publicação do pedido de patente
#3.1
09/12/1989
RPI 986
The patent was granted on 05/25/1993 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 09/12/1989. We update with every new RPI gazette, published weekly.
Applicants
Buna Tec Indústria e Comércio de Retentores e Vedação Ltda
SP, BR
Inventors
N. A. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
09/12/1989
RPI 986
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05/03/1988
RPI 915
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12/17/1996
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05/25/1993
RPI 1173
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01/26/1993
RPI 1156
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09/01/1992
RPI 1135
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03/06/1990
RPI 1008
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