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Official data from INPI

PROCESSO PARA PREPARACAO DE CATALISADORES DE OXIDACAO,PROCESSO PARA PREPARACAO DE ALDEIDO MALEICO E CATALISADORES DE OXIDACAO

IndeferidaInvention Patent

Application data

Number

PI8108412

Type

Invention Patent

Filing

12/29/1980

Publication

10/13/1982

Progress at the INPI

Under appeal
  1. Filing12/29/80
  2. Publication10/13/82
  3. Examination12/11/84
  4. Refused02/04/86
  5. Grant
  6. In force

The application was refused by the INPI on 02/04/1986. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 02/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

STANDARD OIL CO [US]

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Inventors

B. R. (pessoa física)

N. L. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

02/04/1986

RPI 798

Pedido de certificado de adição de invenção

#5.1

04/23/1985

RPI 757

Solicitação de exame técnico

#4.1

12/11/1984

RPI 738

Publicação do pedido de patente

#3.1

10/13/1982

RPI 625

Pedido de patente depositado

#2.1

02/24/1982

RPI 592

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