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Official data from INPI

COPOLÍMERO E SEUS SAIS DE METAL MULTIVALENTE, AGENTES E FOLHAS DE REVELAÇÃO DE COR, PROCESSOS PARA A PRODUÇÃO DO DITO COPOLÍMERO E DOS DITOS AGENTES E FOLHA DE REVELAÇÃO DE COR E FORMULAÇÃO DE REVELAÇÃO DE COR

Em AnáliseInvention Patent

Application data

Number

PI8705957

Type

Invention Patent

Filing

11/05/1987

Publication

06/14/1988

Progress at the INPI

Office action pending
  1. Filing11/05/87
  2. Publication06/14/88
  3. Examination08/23/88
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical office action on this application. If it is not answered in time, the application is abandoned (art. 36 of the Brazilian IP Act).

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Latest action published by the INPI: 08/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mitsui Toatsu Chemicals, Incorporated

JP

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Inventors

A. Y. (pessoa física)

JP

K. Y. (pessoa física)

JP

M. A. (pessoa física)

JP

Y. T. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

006218/1987 · 01/16/1987

JP

018472/1987 · 01/30/1987

JP

26019/1986 · 11/05/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/23/1988

RPI 931

Publicação do pedido de patente

#3.1

06/14/1988

RPI 921

Pedido de patente depositado

#2.1

03/01/1988

RPI 906

Retificação

#15.3

10/18/1994

RPI 1246

Exigência - art. 36 da LPI

#6.1

05/05/1992

RPI 1118

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