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Official data from INPI

PROCESSO PARA PRODUZIR UMA CONSTRUCAO PORTANTE,INSTALACAO PARA A REALIZACAO DO PROCESSO E EQUIPAMENTO PARA MONTAGEM DA INSTALACAO

Em AnáliseInvention Patent

Application data

Number

PI7901191

Type

Invention Patent

Filing

02/28/1978

Publication

-

Progress at the INPI

  1. Filing02/28/78
  2. Publication
  3. Examination12/08/81
  4. Allowance06/22/82
  5. Grant02/22/83
  6. Terminated06/14/88

The patent was granted on 02/22/1983 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MONTAN CASTELL AG

Inventors

F. S. (pessoa física)

M. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/14/1988

RPI 921

Concessão da patente

#16.1

02/22/1983

RPI 644

Notificação para pagamento de retribuição

#13.1

10/05/1982

RPI 624

Deferimento

#9.1

06/22/1982

RPI 609

Solicitação de exame técnico

#4.1

12/08/1981

RPI 581

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