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Official data from INPI

PIGMENTOS DE CAULIM ESTRUTURADO.

Em AnáliseInvention Patent
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Application data

Number

PI8606773

Type

Invention Patent

Filing

01/27/1986

Publication

10/13/1987
View on INPI

Progress at the INPI

  1. Filing01/27/86
  2. Publication10/13/87
  3. Examination04/25/89
  4. Allowance
  5. Grant
  6. In force

Published on 10/13/1987, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. C. (pessoa física)

US

Inventors

J. S. (pessoa física)

K. G. (pessoa física)

P. E. (pessoa física)

R. R. (pessoa física)

US

W. D. (pessoa física)

Technical data

IPC Classification

C09C 1/42D21H 19/40

Priority claims

US

754.475 · 01/27/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/25/1989

RPI 966

Notificação de entrada na fase nacional - PCT

#1.3

10/13/1987

RPI 886

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09C 1/40; B32B 19/00; C09C 1/42; C09C 3/00; D21H 1/10.

03/27/2018

RPI 2464

Retificação

#15.3

09/17/1991

RPI 1085

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