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Official data from INPI

PROCESSO ELETROQUÍMICO DE PREPARAÇÃO DE ANTRAQUINONA COM CATÁLISE DE TRANSFERÊNCIA DE FASES E CÉLULA ELETROQUÍMICA PARA SUA EXECUÇÃO

IndeferidaInvention Patent

Application data

Number

PI9102011

Type

Invention Patent

Filing

05/16/1991

Publication

06/16/1992

Progress at the INPI

Under appeal
  1. Filing05/16/91
  2. Publication06/16/92
  3. Examination11/24/92
  4. Refused04/06/99
  5. Grant
  6. In force

The application was refused by the INPI on 04/06/1999. The invention was never patented.

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Latest action published by the INPI: 04/06/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Instituto Nacional de Tecnologia

RJ, BR

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Inventors

H. S. (pessoa física)

BR

L. E. (pessoa física)

BR

T. N. (pessoa física)

BR

V. F. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

Indeferido com base no Artigo 36 da LPI 9279.

04/06/1999

RPI 1474

Conhecimento de parecer técnico

#7.1

05/19/1998

RPI 1430

Solicitação de exame técnico

#4.1

11/24/1992

RPI 1147

Publicação antecipada

#3.2

06/16/1992

RPI 1124

Pedido de patente depositado

#2.1

02/25/1992

RPI 1108

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