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Official data from INPI

CATALISADOR PARA CATALISAR A OXIDACAO,EM PRESENCA DE OXIGENIO,DE MONOXIDO DE CARBONO A DIOXIDO DE CARBONO

Em AnáliseInvention Patent
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Application data

Number

PI8306084

Type

Invention Patent

Filing

11/04/1983

Publication

06/11/1985
View on INPI

Progress at the INPI

Under appeal
  1. Filing11/04/83
  2. Publication06/11/85
  3. Examination07/21/87
  4. Refused02/06/90
  5. Grant
  6. In force

The application was refused by the INPI on 02/06/1990. The invention was never patented.

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Latest action published by the INPI: 05/09/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNIVERSAL MATTHEY PROD [GB]

Inventors

C. C. (pessoa física)

C. N. (pessoa física)

H. A. (pessoa física)

Technical data

IPC Classification

B01J 23/84C01B 32/50

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

05/09/1989

RPI 968

Solicitação de exame técnico

#4.1

07/21/1987

RPI 874

Publicação do pedido de patente

#3.1

06/11/1985

RPI 764

Pedido de patente depositado

#2.1

01/17/1984

RPI 691

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B01J 23/84; C01B 31/20.

03/20/2018

RPI 2463

Republicação - classificação IPC

#15.11

03/05/1991

RPI 1057

Indeferimento

#9.2

02/06/1990

RPI 1005

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