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Official data from INPI

BATERIA HORIZONTAL DE FORNOS DE COQUE

ConcedidaInvention Patent

Application data

Number

PI8201176

Type

Invention Patent

Filing

03/05/1982

Publication

01/18/1983

Progress at the INPI

  1. Filing03/05/82
  2. Publication01/18/83
  3. Examination11/06/84
  4. Allowance08/06/85
  5. Grant03/25/86
  6. Terminated11/15/94

The patent was granted on 03/25/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Estel Hoogovens BV

NL

Inventors

A. H. (pessoa física)

NL

J. F. (pessoa física)

NL

J. L. (pessoa física)

NL

Technical data

IPC Classification

Priority claims

NL

8101060 · 03/05/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/25/1986

RPI 805

Notificação para pagamento de retribuição

#13.1

12/10/1985

RPI 790

Republicação - classificação IPC

#15.11

08/27/1985

RPI 775

Deferimento

#9.1

08/06/1985

RPI 772

Solicitação de exame técnico

#4.1

11/06/1984

RPI 733

Publicação do pedido de patente

#3.1

01/18/1983

RPI 639

Pedido de patente depositado

#2.1

04/20/1982

RPI 600

Anuidade - prazo legal encerrado

#18.2

11/15/1994

RPI 1250

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