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Official data from INPI

DISPOSITIVO DE CONVERSÃO E DE RECUPERAÇÃO DE ENERGIA TÉRMICA.

ConcedidaInvention Patent
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Application data

Number

PI8303899

Type

Invention Patent

Filing

07/20/1983

Publication

02/28/1984
View on INPI

Progress at the INPI

  1. Filing07/20/83
  2. Publication02/28/84
  3. Examination10/29/85
  4. Allowance03/01/88
  5. Grant09/27/88
  6. Terminated05/02/95

The patent was granted on 09/27/1988 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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Creusot-Loire

FR

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Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

FR

82-12702 · 07/21/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/27/1988

RPI 936

Notificação para pagamento de retribuição

#13.1

06/21/1988

RPI 922

Deferimento

#9.1

03/01/1988

RPI 906

Exigência - art. 36 da LPI

#6.1

02/24/1987

RPI 853

Exigência - art. 36 da LPI

#6.1

08/26/1986

RPI 827

4.1.1

12/24/1985

RPI 792

Solicitação de exame técnico

#4.1

11/12/1985

RPI 786

Solicitação de exame técnico

#4.1

10/29/1985

RPI 784

Publicação do pedido de patente

#3.1

02/28/1984

RPI 697

Pedido de patente depositado

#2.1

09/27/1983

RPI 675

Anuidade - prazo legal encerrado

#18.2

05/02/1995

RPI 1274

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