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Official data from INPI

Pigmento de brilho de pérola e processo para sua preparação.

Em AnáliseInvention Patent
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Application data

Number

PI8603755

Type

Invention Patent

Filing

08/06/1986

Publication

03/10/1987
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Progress at the INPI

  1. Filing08/06/86
  2. Publication03/10/87
  3. Abandoned03/14/89
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Merck Patent GmbH

DE

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Inventors

K. A. (pessoa física)

DE

K. F. (pessoa física)

DE

Technical data

IPC Classification

C09B 1/503

Priority claims

DE

P 35 28 256.8 · 08/07/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/14/1989

RPI 960

Publicação do pedido de patente

#3.1

03/10/1987

RPI 855

Pedido de patente depositado

#2.1

02/24/1987

RPI 853

Arquivamento - Art. 36 §1° da LPI

#11.2

03/15/1994

RPI 1215

Exigência - art. 36 da LPI

#6.1

07/20/1993

RPI 1181

Exigência - art. 36 da LPI

#6.1

10/13/1992

RPI 1141

Exigência - art. 36 da LPI

#6.1

11/19/1991

RPI 1094

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