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Official data from INPI

ELETRÓLISE PARA GRANULAÇÃO ELETROLÍTICA DE ALUMÍNIO OU LIGAS DE ALUMÍNIO E PROCESSO DE FORMAÇÃO DE RUGOSIDADE SUPERFICIAL OU DE GRANULAÇÃO

Em AnáliseInvention Patent

Application data

Number

PI9002643

Type

Invention Patent

Filing

06/04/1990

Publication

08/20/1991

Progress at the INPI

  1. Filing06/04/90
  2. Publication08/20/91
  3. Examination08/24/93
  4. Allowance
  5. Grant
  6. In force

Published on 08/20/1991, 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

Diaprint S.r.l.

IT

Inventors

O. G. (pessoa física)

Technical data

Priority claims

IT

84942 A/89 · 06/05/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C25F 3/04; B41N 3/02.

03/27/2018

RPI 2464

Retificação

#15.3

01/28/1997

RPI 1365

Solicitação de exame técnico

#4.1

08/24/1993

RPI 1186

Publicação do pedido de patente

#3.1

08/20/1991

RPI 1081

Pedido de patente depositado

#2.1

10/16/1990

RPI 1037

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