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Official data from INPI

LIGACAO AUTOMATICA ENTRE UMA EXTREMIDADE DE UM CONDUTO LIGADO A UM BLOCO

ConcedidaInvention Patent

Application data

Number

PI7804975

Type

Invention Patent

Filing

08/05/1977

Publication

-

Progress at the INPI

  1. Filing08/05/77
  2. Publication
  3. Examination
  4. Allowance10/18/83
  5. Grant03/27/84
  6. Terminated09/18/90

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.

Talk to a specialist

Latest action published by the INPI: 03/27/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SEAL PARTICIPANTS LTD

Inventors

T. G. (pessoa física)

Technical data

IPC Classification

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

01/31/1984

RPI 693

Deferimento

#9.1

10/18/1983

RPI 678

Exigência - art. 36 da LPI

#6.1

04/05/1983

RPI 650

14.1

10/13/1982

RPI 625

Anuidade - prazo legal encerrado

#18.2

09/18/1990

RPI 1033

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