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Official data from INPI

SISTEMA DE CONTROLE PNEUMATICO OU ELETRICO PARA COMANDO DE MOVIMENTOS DE FLUTUACAO LATERAL PARA PLATAFORMA DE CORTE EM COLHEITADEIRAS

Em AnáliseUtility Model

Application data

Number

MU6300812

Type

Utility Model

Filing

06/13/1983

Publication

10/04/1983

Progress at the INPI

  1. Filing06/13/83
  2. Publication10/04/83
  3. Examination07/03/84
  4. Allowance05/13/86
  5. Grant08/25/87
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SPERRY SA [BR]

Inventors

A. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

11/28/1989

RPI 997

Concessão da patente

#16.1

08/25/1987

RPI 879

14.4

06/16/1987

RPI 869

14.1

06/09/1987

RPI 868

14.7

06/09/1987

RPI 868

Notificação para pagamento de retribuição

#13.1

09/02/1986

RPI 828

Deferimento

#9.1

05/13/1986

RPI 812

Exigência - art. 36 da LPI

#6.1

06/18/1985

RPI 765

Solicitação de exame técnico

#4.1

07/03/1984

RPI 715

Publicação antecipada

#3.2

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

07/26/1983

RPI 666

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

Pedido de licença compulsória

#20.1

05/25/1993

RPI 1173

Pedido de licença compulsória

#20.1

04/07/1992

RPI 1114

20.7

04/07/1992

RPI 1114

20.4

03/31/1992

RPI 1113

20.7

03/24/1992

RPI 1112

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