Solicitação de exame técnico
#4.1
08/30/1988
RPI 932
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: 08/30/1988. We update with every new RPI gazette, published weekly.
Applicants
Autometal Indústria e Comércio Ltda
SP, BR
Inventors
I. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/30/1988
RPI 932
#3.2
08/23/1988
RPI 931
#2.1
08/16/1988
RPI 930
#21.1
Patente extinta em 29/03/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
03/08/1994
RPI 1214
#16.1
08/04/1992
RPI 1131
#13.1
03/03/1992
RPI 1109
#9.1
10/22/1991
RPI 1090
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.