Solicitação de exame técnico
#4.1
08/29/1989
RPI 984
The letters patent expired on 11/20/2001: 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
R. A. (pessoa física)
SP, BR
Inventors
R. A. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/29/1989
RPI 984
#3.2
08/15/1989
RPI 982
#2.1
05/23/1989
RPI 970
#21.1
Patente extinta em 31/03/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
11/20/2001
RPI 1611
#16.1
03/28/1995
RPI 1269
#13.1
10/11/1994
RPI 1245
#9.1
06/07/1994
RPI 1227
#6.1
08/03/1993
RPI 1183
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Same category
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