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Official data from INPI

COMPOSIÇÃO DE REVESTIMENTO E SUBSTRATO REVESTIDO

Em AnáliseInvention Patent

Application data

Number

PI8503689

Type

Invention Patent

Filing

08/05/1985

Publication

05/06/1986

Progress at the INPI

  1. Filing08/05/85
  2. Publication05/06/86
  3. Examination06/14/88
  4. Allowance
  5. Grant
  6. In force

Published on 05/06/1986, 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

See this company's full portfolio

Inventors

C. B. (pessoa física)

J. G. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8420005 · 08/06/1984

GB

8518825 · 07/25/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/14/1988

RPI 921

Publicação do pedido de patente

#3.1

05/06/1986

RPI 811

Pedido de patente depositado

#2.1

10/15/1985

RPI 782

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09D 3/74; C09D 5/00.

03/27/2018

RPI 2464

Retificação

#15.3

10/16/1990

RPI 1037

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