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Official data from INPI

PURIFICADOR E ECONOMIZADOR DE COMBUSTIVEL

Em AnáliseInvention Patent

Application data

Number

PI7900264

Type

Invention Patent

Filing

01/15/1979

Publication

-

Progress at the INPI

  1. Filing01/15/79
  2. Publication
  3. Examination10/19/82
  4. Allowance06/11/85
  5. Grant10/29/85
  6. Terminated06/14/88

The patent was granted on 10/29/1985 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

V. A. (pessoa física)

Inventors

V. A. (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

10/29/1985

RPI 784

Deferimento

#9.1

06/11/1985

RPI 764

11.8

03/05/1985

RPI 750

Arquivamento - Art. 36 §1° da LPI

#11.2

07/17/1984

RPI 717

8.1

12/20/1983

RPI 687

Exigência - art. 36 da LPI

#6.1

06/21/1983

RPI 661

Solicitação de exame técnico

#4.1

10/19/1982

RPI 626

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