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Official data from INPI

PROCESSO E DISPOSITIVO PARA O TESTE DE SEÇÕES DE MATERIAL TRANSPARENTES.

ConcedidaInvention Patent

Application data

Number

PI8204412

Type

Invention Patent

Filing

07/28/1982

Publication

07/19/1983

Progress at the INPI

  1. Filing07/28/82
  2. Publication07/19/83
  3. Examination11/01/83
  4. Allowance07/09/85
  5. Grant02/04/86
  6. Terminated07/18/95

The patent was granted on 02/04/1986 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: 02/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. A. (pessoa física)

DE

Inventors

W. H. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 31 23 215.2 · 06/22/1982

DE

P 31 29 808.7 · 07/29/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/04/1986

RPI 798

Notificação para pagamento de retribuição

#13.1

11/12/1985

RPI 786

Deferimento

#9.1

07/09/1985

RPI 768

Exigência - art. 36 da LPI

#6.1

11/06/1984

RPI 733

Solicitação de exame técnico

#4.1

11/01/1983

RPI 680

Publicação do pedido de patente

#3.1

07/19/1983

RPI 665

Pedido de patente depositado

#2.1

09/08/1982

RPI 620

Anuidade - prazo legal encerrado

#18.2

07/18/1995

RPI 1285

Pedido de licença compulsória

#20.1

04/06/1993

RPI 1166

20.4

03/30/1993

RPI 1165

20.7

03/30/1993

RPI 1165

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