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Official data from INPI

FECHAMENTO DE CORREDICA PARA UM RECIPIENTE DE FUNDICAO

Em AnáliseInvention Patent

Application data

Number

PI7805252

Type

Invention Patent

Filing

08/16/1977

Publication

-

Progress at the INPI

  1. Filing08/16/77
  2. Publication
  3. Examination
  4. Allowance09/08/82
  5. Grant07/26/83
  6. Terminated07/12/88

The patent was granted on 07/26/1983 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: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MARTIN & PAGENSTECHER GMBH

THYSSEN AG

Inventors

B. G. (pessoa física)

B. K. (pessoa física)

H. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão da patente

#16.1

07/26/1983

RPI 666

Concessão da patente

#16.1

04/26/1983

RPI 653

Notificação para pagamento de retribuição

#13.1

01/11/1983

RPI 638

Deferimento

#9.1

09/08/1982

RPI 620

Exigência - art. 36 da LPI

#6.1

01/26/1982

RPI 588

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