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Official data from INPI

Processo para a desoleificação melhorada de depósito de petróleo subterrâneos.

Em AnáliseInvention Patent

Application data

Number

PI8500650

Type

Invention Patent

Filing

02/12/1985

Publication

10/01/1985

Progress at the INPI

  1. Filing02/12/85
  2. Publication10/01/85
  3. Abandoned10/20/87
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. A. (pessoa física)

AT

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Inventors

[. (pessoa física)

H. [. (pessoa física)

K. [. (pessoa física)

S. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

11/29/1988

RPI 945

Solicitação de exame técnico

#4.1

10/20/1987

RPI 887

Publicação do pedido de patente

#3.1

10/01/1985

RPI 780

Pedido de patente depositado

#2.1

05/07/1985

RPI 759

Arquivamento - Art. 36 §1° da LPI

#11.2

10/16/1990

RPI 1037

Exigência - art. 36 da LPI

#6.1

03/13/1990

RPI 1009

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