16.3
07/29/1986
RPI 823
Back to search
Official data from INPI
CIRCUITO DE FORCA PROTECAO PARA O TRASISTOR DE FORCA
Concessão AnuladaInvention Patent
Application data
Number
PI8004846Type
Invention Patent
Filing
07/31/1980
Publication
03/30/1982
Progress at the INPI
- Filing07/31/80
- Publication03/30/82
- Examination06/05/84
- Allowance07/09/85
- Grant04/29/86
- Terminated08/02/94
The patent was granted on 04/29/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 07/29/1986. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
S. L. (pessoa física)
Inventors
F. L. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Concessão da patente
#16.1
04/29/1986
RPI 810
Notificação para pagamento de retribuição
#13.1
11/12/1985
RPI 786
Deferimento
#9.1
07/09/1985
RPI 768
Exigência - art. 36 da LPI
#6.1
12/18/1984
RPI 739
Solicitação de exame técnico
#4.1
06/05/1984
RPI 711
Publicação do pedido de patente
#3.1
03/30/1982
RPI 597
Anuidade - prazo legal encerrado
#18.2
08/02/1994
RPI 1235
Patent monitoring
Track this patent in real time.
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.