20.7
02/18/1986
RPI 800
Progress at the INPI
- Filing10/06/81
- Publication05/10/83
- Examination09/13/83
- Allowance11/27/84
- Grant06/25/85
- Expired12/07/93
The letters patent expired on 12/07/1993: 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: 02/18/1986. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
LINSA IND ELETRO MECANICA [BR]
Inventors
S. V. (pessoa física)
Technical data
IPC Classification
No IPC classification.
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Concessão da patente
#16.1
06/25/1985
RPI 766
Notificação para pagamento de retribuição
#13.1
03/26/1985
RPI 753
Deferimento
#9.1
11/27/1984
RPI 736
8.1
05/15/1984
RPI 708
Republicação - classificação IPC
#15.11
03/07/1984
RPI 698
Solicitação de exame técnico
#4.1
09/13/1983
RPI 673
Publicação do pedido de patente
#3.1
05/10/1983
RPI 655
Pedido de patente depositado
#2.1
11/24/1981
RPI 579
Carta-patente expirada
#21.1
12/07/1993
RPI 1201
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