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Official data from INPI

INSTALACAO PARA SOCAR O MATERIAL QUE CONSTITUI O FORRO REFRATARIO DE UM RECIPIENTE METALURGICO

Em AnáliseInvention Patent

Application data

Number

PI7802180

Type

Invention Patent

Filing

04/08/1977

Publication

-

Progress at the INPI

  1. Filing04/08/77
  2. Publication
  3. Examination
  4. Allowance06/14/83
  5. Grant12/27/83
  6. Terminated10/03/89

The patent was granted on 12/27/1983 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

COCKERILL

Inventors

Z. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

Concessão da patente

#16.1

12/27/1983

RPI 688

Notificação para pagamento de retribuição

#13.1

10/04/1983

RPI 676

Deferimento

#9.1

06/14/1983

RPI 660

15.0

04/06/1982

RPI 598

15

02/16/1982

RPI 591

Exigência - art. 36 da LPI

#6.1

02/16/1982

RPI 591

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