Publicação do pedido de patente
#3.1
07/18/1989
RPI 978
The letters patent expired on 09/18/2001: 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: 07/18/1989. We update with every new RPI gazette, published weekly.
Applicants
T. M. (pessoa física)
SP, BR
Inventors
T. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
07/18/1989
RPI 978
#2.1
03/22/1988
RPI 909
#21.1
Patente extinta em 04/12/97 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/18/2001
RPI 1602
#16.1
11/24/1992
RPI 1147
#13.1
07/28/1992
RPI 1130
#9.1
02/25/1992
RPI 1108
#6.1
09/03/1991
RPI 1083
#4.1
01/09/1990
RPI 1001
Same category
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