Solicitação de exame técnico
#4.1
01/31/1989
RPI 954
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: 01/31/1989. We update with every new RPI gazette, published weekly.
Applicants
Rimpac Oculos e Equipamentos de Segurança Ltda
SP, BR
Inventors
F. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
01/31/1989
RPI 954
#3.2
09/27/1988
RPI 936
#2.1
06/14/1988
RPI 921
#21.1
Patente extinta em 16/12/97 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/18/2001
RPI 1602
#16.1
11/26/1991
RPI 1095
#9.1
07/02/1991
RPI 1074
From the same holder
Same category
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