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Official data from INPI

MATERIAL DE REGISTRO SENSÍVEL AO CALOR

Em AnáliseInvention Patent
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Application data

Number

PI8904481

Type

Invention Patent

Filing

09/06/1989

Publication

04/17/1990
View on INPI

Progress at the INPI

  1. Filing09/06/89
  2. Publication04/17/90
  3. Examination11/20/90
  4. Allowance
  5. Grant
  6. In force

Published on 04/17/1990, 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: 03/27/2018. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Kanzaki Paper Manufacturing Co Ltd

JP

S. C. (pessoa física)

JP

Inventors

F. S. (pessoa física)

M. K. (pessoa física)

S. O. (pessoa física)

T. I. (pessoa física)

T. S. (pessoa física)

T. S. (pessoa física)

Technical data

IPC Classification

B41M 5/333B41M 5/337

Priority claims

JP

225.129 · 09/07/1988

JP

238.551 · 09/20/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B41M 5/26; G03F 7/02.

03/27/2018

RPI 2464

Retificação

#15.3

10/10/1995

RPI 1297

Solicitação de exame técnico

#4.1

11/20/1990

RPI 1042

Publicação do pedido de patente

#3.1

04/17/1990

RPI 1014

Pedido de patente depositado

#2.1

01/16/1990

RPI 1002

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