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Official data from INPI

BALANCA ELETRONICA

ConcedidaInvention Patent

Application data

Number

PI8207788

Type

Invention Patent

Filing

07/10/1981

Publication

07/19/1983

Progress at the INPI

  1. Filing07/10/81
  2. Publication07/19/83
  3. Examination01/15/85
  4. Allowance09/10/85
  5. Grant05/27/86
  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: 05/27/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LJUNGSTROM T ING AB [SE]

Inventors

L. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/27/1986

RPI 814

Notificação para pagamento de retribuição

#13.1

01/14/1986

RPI 795

Deferimento

#9.1

09/10/1985

RPI 777

Solicitação de exame técnico

#4.1

01/15/1985

RPI 743

14.1

10/02/1984

RPI 728

14.4

06/19/1984

RPI 713

Notificação de entrada na fase nacional - PCT

#1.3

07/19/1983

RPI 665

Carta-patente expirada

#21.1

Patente extinta em 05/07/97

08/19/2008

RPI 1963

Pedido de licença compulsória

#20.1

06/19/1990

RPI 1023

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