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Official data from INPI

PROCESSO PARA A PREPARACAO DE COMPONENTES DE RETICULACAO PARA AGLUTINANTES DE LACA,COMPONENTES DE RETICULACAO,SISTEMAS AGLUTINANTES E LACAS DEPOSITAVEIS CATODICAMENTE

ConcedidaInvention Patent

Application data

Number

PI8403419

Type

Invention Patent

Filing

07/11/1983

Publication

06/18/1985

Progress at the INPI

  1. Filing07/11/83
  2. Publication06/18/85
  3. Examination10/15/85
  4. Allowance09/06/88
  5. Grant07/25/89
  6. Expired08/19/08

The letters patent expired on 08/19/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VIANOVA KUNSTHARZ AG [AT]

Inventors

S. D. (pessoa física)

S. D. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/25/1989

RPI 979

Notificação para pagamento de retribuição

#13.1

12/27/1988

RPI 949

Deferimento

#9.1

09/06/1988

RPI 933

15.19

12/22/1987

RPI 896

Retificação

#15.3

10/06/1987

RPI 885

Exigência - art. 36 da LPI

#6.1

03/10/1987

RPI 855

Solicitação de exame técnico

#4.1

10/15/1985

RPI 782

Publicação do pedido de patente

#3.1

06/18/1985

RPI 765

Pedido de patente depositado

#2.1

09/18/1984

RPI 726

Carta-patente expirada

#21.1

Patente extinta em 10/07/99

08/19/2008

RPI 1963

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