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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8606373

Type

Invention Patent

Filing

12/22/1986

Publication

10/13/1987

Progress at the INPI

  1. Filing12/22/86
  2. Publication10/13/87
  3. Examination10/25/88
  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: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PPG Industries, Inc

US

See this company's full portfolio

Inventors

D. K. (pessoa física)

R. I. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/25/1988

RPI 940

Publicação do pedido de patente

#3.1

10/13/1987

RPI 886

Pedido de patente depositado

#2.1

04/28/1987

RPI 862

13.2

02/01/1994

RPI 1209

Notificação para pagamento de retribuição

#13.1

04/20/1993

RPI 1168

Arquivamento - Art. 36 §1° da LPI

#11.2

03/23/1993

RPI 1164

Exigência - art. 36 da LPI

#6.1

11/05/1991

RPI 1092

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