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Official data from INPI

PROCESSO PARA OPERAR UMA BATERIA DE FORNOS DE COQUEIFICAÇÃO.

ConcedidaInvention Patent

Application data

Number

PI8005176

Type

Invention Patent

Filing

08/15/1980

Publication

-

Progress at the INPI

  1. Filing08/15/80
  2. Publication
  3. Examination
  4. Allowance04/19/83
  5. Grant03/27/84
  6. Terminated08/02/94

The patent was granted on 03/27/1984 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: 03/27/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Dr. C. Otto & Comp. Gmbh

DE

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Inventors

W. F. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 29 33 069.6 · 08/16/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

09/06/1983

RPI 672

Deferimento

#9.1

04/19/1983

RPI 652

Exigência - art. 36 da LPI

#6.1

08/24/1982

RPI 618

Anuidade - prazo legal encerrado

#18.2

08/02/1994

RPI 1235

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