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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA EM ENGATE RÁPIDO PARA TUBOS

Em AnáliseUtility Model

Application data

Number

MU6501178

Type

Utility Model

Filing

08/19/1985

Publication

03/24/1987

Progress at the INPI

  1. Filing08/19/85
  2. Publication03/24/87
  3. Examination07/07/87
  4. Allowance09/27/88
  5. Grant10/30/90
  6. Expired10/03/95

The letters patent expired on 10/03/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 04/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tubos e Conexões Tigre Ltda

SC, BR

See this company's full portfolio

Inventors

D. C. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

120

04/18/1989

RPI 965

Recurso

#12.1

01/10/1989

RPI 951

Deferimento

#9.1

09/27/1988

RPI 936

14.4

05/10/1988

RPI 916

Solicitação de exame técnico

#4.1

07/07/1987

RPI 872

Publicação do pedido de patente

#3.1

03/24/1987

RPI 857

Pedido de patente depositado

#2.1

11/05/1985

RPI 785

Carta-patente expirada

#21.1

10/03/1995

RPI 1296

Concessão da patente

#16.1

10/30/1990

RPI 1039

Notificação para pagamento de retribuição

#13.1

08/07/1990

RPI 1027

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