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Official data from INPI

PIGMENTOS DE ÓXIDO DE FERRO, PROCESSO PARA A SUA PREPARAÇÃO E APLICAÇÃO

Prazo de SigiloInvention Patent
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Application data

Number

PI8903065

Type

Invention Patent

Filing

06/23/1989

Publication

03/20/1990
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Progress at the INPI

  1. Filing06/23/89
  2. Publication03/20/90
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 06/23/1989 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/15/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. A. (pessoa física)

DE

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Inventors

A. W. (pessoa física)

G. B. (pessoa física)

J. S. (pessoa física)

J. W. (pessoa física)

Technical data

IPC Classification

B82Y 30/00C01G 49/08C09C 1/22C09C 1/24

Priority claims

DE

P 38 21 342.7 · 06/24/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

08/15/1989

RPI 982

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09K 3/14; C09C 1/22; G03G 9/14.

03/27/2018

RPI 2464

Arquivamento - Art. 33 da LPI

#11.1

12/22/1992

RPI 1151

Publicação do pedido de patente

#3.1

03/20/1990

RPI 1010

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