Concessão da patente
#16.1
09/30/1986
RPI 832
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Application data
Number
PI8201522Type
Invention Patent
Filing
03/19/1982
Publication
02/08/1983
Progress at the INPI
- Filing03/19/82
- Publication02/08/83
- Examination04/09/85
- Allowance04/08/86
- Grant09/30/86
- Terminated02/11/92
The patent was granted on 09/30/1986 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: 09/30/1986. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
W. C. (pessoa física)
US
Inventors
M. B. (pessoa física)
US
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
08/12/1986
RPI 825
Republicação - classificação IPC
#15.11
05/27/1986
RPI 814
Deferimento
#9.1
04/08/1986
RPI 807
Solicitação de exame técnico
#4.1
04/09/1985
RPI 755
Publicação do pedido de patente
#3.1
02/08/1983
RPI 642
Pedido de patente depositado
#2.1
05/04/1982
RPI 602
Anuidade - prazo legal encerrado
#18.2
02/11/1992
RPI 1106
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