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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA EM ISOLADOR.

ConcedidaUtility Model

Application data

Number

MU6501146

Type

Utility Model

Filing

08/14/1985

Publication

03/17/1987

Progress at the INPI

  1. Filing08/14/85
  2. Publication03/17/87
  3. Examination05/26/87
  4. Allowance04/12/88
  5. Grant10/25/88
  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.

Talk to a specialist

Latest action published by the INPI: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. S. (pessoa física)

BR

Industria Eletro Mecanica Linsa Ltda

SP, BR

Inventors

C. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1988

RPI 940

Notificação para pagamento de retribuição

#13.1

07/26/1988

RPI 927

Deferimento

#9.1

04/12/1988

RPI 912

Solicitação de exame técnico

#4.1

05/26/1987

RPI 866

Publicação do pedido de patente

#3.1

03/17/1987

RPI 856

Pedido de patente depositado

#2.1

10/22/1985

RPI 783

Carta-patente expirada

#21.1

10/03/1995

RPI 1296

Pedido de licença compulsória

#20.1

03/05/1991

RPI 1057

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