Concessão da patente
#16.1
12/30/1986
RPI 845
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Application data
Number
PI8305060Type
Invention Patent
Filing
09/13/1983
Publication
02/21/1984
Progress at the INPI
- Filing09/13/83
- Publication02/21/84
- Examination06/26/84
- Allowance04/22/86
- Grant12/30/86
- Terminated04/09/96
The patent was granted on 12/30/1986 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: 12/30/1986. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Engesa Engenheiros Especializados S/A
SP, BR
Inventors
E. B. (pessoa física)
Technical data
IPC Classification
No IPC classification.
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
08/26/1986
RPI 827
14.7
07/29/1986
RPI 823
Deferimento
#9.1
04/22/1986
RPI 809
Pedido de certificado de adição de invenção
#5.1
11/27/1984
RPI 736
Solicitação de exame técnico
#4.1
06/26/1984
RPI 714
Publicação antecipada
#3.2
02/21/1984
RPI 696
Pedido de patente depositado
#2.1
11/16/1983
RPI 682
Anuidade - prazo legal encerrado
#18.2
04/09/1996
RPI 1323
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