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Official data from INPI

SOLUÇÃO REVELADORA E PROCESSO PARA REVELAÇÃO DE CAMADAS DE REPRODUÇÃO QUE TRABALHAM NEGATIVAMENTE.

ConcedidaInvention Patent

Application data

Number

PI8101905

Type

Invention Patent

Filing

03/30/1981

Publication

10/06/1981

Progress at the INPI

  1. Filing03/30/81
  2. Publication10/06/81
  3. Examination11/16/83
  4. Allowance11/03/87
  5. Grant05/31/88
  6. Terminated06/20/95

The patent was granted on 05/31/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

S. L. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 30 12 522.5 · 03/31/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

03/01/1988

RPI 906

Deferimento

#9.1

11/03/1987

RPI 889

Exigência - art. 36 da LPI

#6.1

04/23/1985

RPI 757

Conhecimento de parecer técnico

#7.1

06/12/1984

RPI 712

Solicitação de exame técnico

#4.1

11/16/1983

RPI 682

Publicação do pedido de patente

#3.1

10/06/1981

RPI 572

Anuidade - prazo legal encerrado

#18.2

06/20/1995

RPI 1281

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