Solicitação de exame técnico
#4.1
10/17/1989
RPI 991
The letters patent expired on 09/25/2001: 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: 10/17/1989. We update with every new RPI gazette, published weekly.
Applicants
R. C. (pessoa física)
PA, BR
Inventors
R. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/17/1989
RPI 991
#3.2
03/14/1989
RPI 960
#2.1
02/28/1989
RPI 958
#21.1
Patente extinta em 24/11/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#16.1
11/26/1991
RPI 1095
#13.1
08/13/1991
RPI 1080
#9.1
04/30/1991
RPI 1065
#6.1
12/11/1990
RPI 1045
Same category
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