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Official data from INPI

PROCESSO PARA ATIVAR UM CATALISADOR DESATIVADO

IndeferidaInvention Patent

Application data

Number

PI8304397

Type

Invention Patent

Filing

08/15/1983

Publication

03/26/1985

Progress at the INPI

Under appeal
  1. Filing08/15/83
  2. Publication03/26/85
  3. Examination06/02/87
  4. Refused10/03/89
  5. Grant
  6. In force

The application was refused by the INPI on 10/03/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. C. (pessoa física)

US

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Inventors

C. B. (pessoa física)

C. D. (pessoa física)

P. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

10/03/1989

RPI 989

Conhecimento de parecer técnico

#7.1

02/28/1989

RPI 958

Pedido de certificado de adição de invenção

#5.1

08/11/1987

RPI 877

Solicitação de exame técnico

#4.1

06/02/1987

RPI 867

Publicação do pedido de patente

#3.1

03/26/1985

RPI 753

Pedido de patente depositado

#2.1

10/18/1983

RPI 678

Republicação - classificação IPC

#15.11

03/05/1991

RPI 1057

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