Publicação do pedido de patente
#3.1
04/12/1988
RPI 912
The patent was granted on 09/29/1992 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: 04/12/1988. We update with every new RPI gazette, published weekly.
Applicants
Instituto de Pesquisas Tecnológicas de São Paulo S/A - IPT
SP, BR
Instituto de Pesquisas Tecnológicas do Estado de São Paulo
SP, BR
Inventors
F. T. (pessoa física)
BR
M. P. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
04/12/1988
RPI 912
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03/31/1987
RPI 858
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11/14/1995
RPI 1302
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10/06/1992
RPI 1140
#16.1
09/29/1992
RPI 1139
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05/19/1992
RPI 1120
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12/24/1991
RPI 1099
#4.1
11/13/1990
RPI 1041
#4.2
08/07/1990
RPI 1027
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