Solicitação de exame técnico
#4.1
11/01/1988
RPI 941
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Application data
Number
PI8600059Type
Invention Patent
Filing
01/08/1986
Publication
09/23/1986
Progress at the INPI
- Filing01/08/86
- Publication09/23/86
- Examination11/01/88
- Allowance03/05/91
- Grant09/24/91
- Terminated09/26/95
The patent was granted on 09/24/1991 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: 11/01/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Brush Switchgear Limited
GB
Inventors
J. S. (pessoa física)
GB
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Publicação do pedido de patente
#3.1
09/23/1986
RPI 831
Pedido de patente depositado
#2.1
04/15/1986
RPI 808
Republicação - classificação IPC
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: H02H 7/26; H02H 3/06; H01H 33/62.
03/27/2018
RPI 2464
Anuidade - prazo legal encerrado
#18.2
09/26/1995
RPI 1295
Concessão da patente
#16.1
09/24/1991
RPI 1086
Republicação - classificação IPC
#15.11
07/16/1991
RPI 1076
Notificação para pagamento de retribuição
#13.1
06/18/1991
RPI 1072
Deferimento
#9.1
03/05/1991
RPI 1057
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