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Official data from INPI

PROCESSO PARA MELHORAR A ATIVIDADE DE CATALISADORES DE ÓXIDOS METÁLICOS CONTENDO TELÚRIO

Em AnáliseInvention Patent

Application data

Number

PI8202794

Type

Invention Patent

Filing

05/14/1982

Publication

04/26/1983

Progress at the INPI

  1. Filing05/14/82
  2. Publication04/26/83
  3. Examination01/02/85
  4. Refused11/17/87
  5. Grant
  6. In force

The application was refused on 11/17/1987 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Nitto Chemical Industry Co., Ltd.

JP

Y. K. (pessoa física)

JP

Y. S. (pessoa física)

JP

Inventors

T. N. (pessoa física)

JP

Y. K. (pessoa física)

JP

Y. S. (pessoa física)

JP

Technical data

Priority claims

JP

21095/82 · 02/15/1982

JP

73144/81 · 05/15/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

11/17/1987

RPI 891

Petição de recurso

#12.2

12/16/1986

RPI 843

Indeferimento

#9.2

08/19/1986

RPI 826

Conhecimento de parecer técnico

#7.1

11/26/1985

RPI 788

Solicitação de exame técnico

#4.1

01/02/1985

RPI 741

Publicação do pedido de patente

#3.1

04/26/1983

RPI 653

Pedido de patente depositado

#2.1

06/29/1982

RPI 610

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B01J 23/92; C07C 5/333; C07C 11/167; C07C 120/14; C07C 121/32; C01B 21/087; C01C 3/02; C07C 5/48; C07C 15/00; C01B 21/00; C01C 3/00; C07C 5/00.

03/27/2018

RPI 2464

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