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Official data from INPI

APERFEICOAMENTO EM NAVIO-TANQUE PARA TRANSPORTE DE CARGA LIQUIDA

Em AnáliseInvention Patent

Application data

Number

PI7803974

Type

Invention Patent

Filing

06/23/1977

Publication

-

Progress at the INPI

  1. Filing06/23/77
  2. Publication
  3. Examination
  4. Allowance03/27/84
  5. Grant09/25/84
  6. Terminated06/14/88

The patent was granted on 09/25/1984 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. C. (pessoa física)

Inventors

C. C. (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

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

07/17/1984

RPI 717

Deferimento

#9.1

03/27/1984

RPI 701

Exigência - art. 36 da LPI

#6.1

08/30/1983

RPI 671

Deferimento

#9.1

08/24/1982

RPI 618

Exigência - art. 36 da LPI

#6.1

03/02/1982

RPI 593

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