Deferimento
#9.1
08/08/1989
RPI 981
Back to search
Official data from INPI
ATIVADOR OSCILANTE DE INTERRUPTOR PARA INTERRUPTOR DE CONTATO DE MEMBRANA DE POUCA FORÇA
DeferidaInvention Patent
Application data
Number
PI8404952Type
Invention Patent
Filing
10/02/1984
Publication
08/20/1985
Progress at the INPI
- Filing10/02/84
- Publication08/20/85
- Examination08/11/87
- Allowance08/08/89
- Grant02/06/90
- Expired07/08/08
The letters patent expired on 07/08/2008: 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: 08/08/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
I. C. (pessoa física)
US
Inventors
E. I. (pessoa física)
US
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Exigência - art. 36 da LPI
#6.1
01/10/1989
RPI 951
Republicação - classificação IPC
#15.11
08/02/1988
RPI 928
Exigência - art. 36 da LPI
#6.1
06/21/1988
RPI 922
Solicitação de exame técnico
#4.1
08/11/1987
RPI 877
Publicação do pedido de patente
#3.1
08/20/1985
RPI 774
Pedido de patente depositado
#2.1
12/11/1984
RPI 738
Carta-patente expirada
#21.1
Patente extinta em 02/10/99
07/08/2008
RPI 1957
Pedido de licença compulsória
#20.1
10/26/1993
RPI 1195
Concessão da patente
#16.1
02/06/1990
RPI 1005
Related
From the same holder
Patent monitoring
Track this patent in real time.
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.