Solicitação de exame técnico
#4.1
10/31/1989
RPI 993
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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
Rimpac Oculos e Equipamentos de Segurança Ltda
SP, BR
Inventors
F. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/31/1989
RPI 993
#3.2
11/22/1988
RPI 944
#2.1
09/06/1988
RPI 933
#21.1
Patente extinta em 22/04/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#16.1
08/29/1995
RPI 1291
#9.1
02/14/1995
RPI 1263
01/03/1995
RPI 1257
12/13/1994
RPI 1254
#6.1
05/31/1994
RPI 1226
From the same holder
Same category
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