(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO PARA A PRODUÇÃO DE COQUE E INSTALAÇÃO DE COQUEIFICAÇÃO.92

ConcedidaInvention Patent

Application data

Number

PI8005979

Type

Invention Patent

Filing

09/18/1980

Publication

-

Progress at the INPI

  1. Filing09/18/80
  2. Publication
  3. Examination06/07/83
  4. Allowance01/07/86
  5. Grant07/29/86
  6. Terminated08/02/94

The patent was granted on 07/29/1986 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: 07/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Estel Hoogovens B.V.

Inventors

B. A. (pessoa física)

M. R. (pessoa física)

V. R. (pessoa física)

Technical data

Priority claims

NL

7906929 · 09/18/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/29/1986

RPI 823

Notificação para pagamento de retribuição

#13.1

05/06/1986

RPI 811

Deferimento

#9.1

01/07/1986

RPI 794

Exigência - art. 36 da LPI

#6.1

03/07/1984

RPI 698

Solicitação de exame técnico

#4.1

06/07/1983

RPI 659

Anuidade - prazo legal encerrado

#18.2

08/02/1994

RPI 1235

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.