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Official data from INPI

PROCESSO DE RECUPERACAO DE ENERGIA EM UM SISTEMA GERADOR DE POTENCIA, E GERADOR DE POTENCIA

ConcedidaInvention Patent
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Application data

Number

PI8301692

Type

Invention Patent

Filing

04/02/1982

Publication

12/13/1983
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Progress at the INPI

  1. Filing04/02/82
  2. Publication12/13/83
  3. Examination03/25/86
  4. Allowance02/17/87
  5. Grant08/25/87
  6. Terminated10/02/90

The patent was granted on 08/25/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/25/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SEMT [FR]

Inventors

B. G. (pessoa física)

Technical data

IPC Classification

F02G 5/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/25/1987

RPI 879

Notificação para pagamento de retribuição

#13.1

06/23/1987

RPI 870

Deferimento

#9.1

02/17/1987

RPI 852

Solicitação de exame técnico

#4.1

03/25/1986

RPI 805

Publicação do pedido de patente

#3.1

12/13/1983

RPI 686

Pedido de patente depositado

#2.1

06/07/1983

RPI 659

Pedido de patente depositado

#2.1

05/17/1983

RPI 656

Anuidade - prazo legal encerrado

#18.2

10/02/1990

RPI 1035

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