Deferimento
#9.1
10/31/1989
RPI 993
Progress at the INPI
- Filing09/25/86
- Publication05/10/88
- Examination07/12/88
- Allowance10/31/89
- Grant08/28/90
- Expired07/01/08
The letters patent expired on 07/01/2008: 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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Truffi S/A Indústria e Comércio
SP, BR
Inventors
A. T. (pessoa física)
BR
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Solicitação de exame técnico
#4.1
07/12/1988
RPI 925
Publicação do pedido de patente
#3.1
05/10/1988
RPI 916
Pedido de patente depositado
#2.1
03/31/1987
RPI 858
Carta-patente expirada
#21.1
Patente extinta em 25/09/1996
07/01/2008
RPI 1956
Concessão da patente
#16.1
08/28/1990
RPI 1030
Notificação para pagamento de retribuição
#13.1
03/06/1990
RPI 1008
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.