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Official data from INPI

COMPOSTOS DISAZO HIDROSSOLÚVEIS, PROCESSO PARA SUA PREPARAÇÃO, SUA APLICAÇÃO, PROCESSO PARA TINGIR MATERIAL CONTENDO GRUPOS HIDRÓXI E/OU CARBONAMIDA, E COMPOSIÇÕES DE TINGIMENTO.

Em ExigênciaInvention Patent
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Application data

Number

PI8302390

Type

Invention Patent

Filing

05/06/1983

Publication

01/10/1984
View on INPI

Progress at the INPI

Office action pending
  1. Filing05/06/83
  2. Publication01/10/84
  3. Examination07/08/86
  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: 01/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

F. R. (pessoa física)

H. E. (pessoa física)

Technical data

IPC Classification

C09B 35/021C09B 35/037D06P 1/38D06P 3/66

Priority claims

DE

P 32 17 312.1 · 05/08/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

01/31/1989

RPI 954

Exigência - art. 36 da LPI

#6.1

08/16/1988

RPI 930

6.2

09/08/1987

RPI 881

Solicitação de exame técnico

#4.1

07/08/1986

RPI 820

8.1

04/15/1986

RPI 808

Publicação do pedido de patente

#3.1

01/10/1984

RPI 690

Pedido de patente depositado

#2.1

08/02/1983

RPI 667

Retificação

#15.3

11/05/1991

RPI 1092

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