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Official data from INPI

PROCESSO PARA PREPARAÇÃO E ESTABILIZAÇÃO DE SOLUÇÕES CONTENDO NÍQUEL E MOLIBDÊNIO

Prazo de SigiloInvention Patent

Application data

Number

PI8903856

Type

Invention Patent

Filing

08/01/1989

Publication

02/05/1991

Progress at the INPI

  1. Filing08/01/89
  2. Publication02/05/91
  3. Abandoned08/06/91
  4. Allowance
  5. Grant
  6. In force

The applicant withdrew the application. The case ended without a patent.

Talk to a specialist

Latest action published by the INPI: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Petroflex Indýstria e Comércio S/A

RJ, BR

Inventors

J. F. (pessoa física)

BR

M. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

10/17/1989

RPI 991

10.1

01/02/1996

RPI 1309

Exigência - art. 36 da LPI

#6.1

03/07/1995

RPI 1266

Solicitação de exame técnico

#4.1

08/06/1991

RPI 1079

Publicação do pedido de patente

#3.1

02/05/1991

RPI 1053

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