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Official data from INPI

PROCESSO PARA A DETECÇÃO POR DISPOSITIVOS FOTOELÉTRICOS DE UM DISPOSITIVO DE CONTROLE, CONJUNTO DETETOR, E, DISPOSITIVO DE CONTROLE

ConcedidaInvention Patent

Application data

Number

PI8403355

Type

Invention Patent

Filing

07/05/1984

Publication

06/18/1985

Progress at the INPI

  1. Filing07/05/84
  2. Publication06/18/85
  3. Examination07/28/87
  4. Allowance11/08/88
  5. Grant09/26/89
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tetra Pak International Ab

SE

See this company's full portfolio

Inventors

A. H. (pessoa física)

SE

I. U. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

83.03845-5 · 07/06/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

02/28/1989

RPI 958

Deferimento

#9.1

11/08/1988

RPI 942

Exigência - art. 36 da LPI

#6.1

05/03/1988

RPI 915

Solicitação de exame técnico

#4.1

07/28/1987

RPI 875

Publicação do pedido de patente

#3.1

06/18/1985

RPI 765

Pedido de patente depositado

#2.1

09/11/1984

RPI 725

Carta-patente expirada

#21.1

Patente extinta em 05/07/99

07/08/2008

RPI 1957

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