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Official data from INPI

CONJUNTO DE ADMISSÃO COM DUPLA CARBURAÇÃO E SEUS RESPECTIVOS COMANDOS.

Em AnáliseInvention Patent

Application data

Number

PI8008223

Type

Invention Patent

Filing

12/12/1980

Publication

-

Progress at the INPI

  1. Filing12/12/80
  2. Publication
  3. Examination
  4. Allowance01/03/84
  5. Grant06/26/84
  6. Terminated06/21/88

The patent was granted on 06/26/1984 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: 06/21/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Z. C. (pessoa física)

SP, BR

Inventors

C. Z. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/21/1988

RPI 922

Concessão da patente

#16.1

06/26/1984

RPI 714

Notificação para pagamento de retribuição

#13.1

04/24/1984

RPI 705

Deferimento

#9.1

01/03/1984

RPI 689

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