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Official data from INPI

CORPO DO SINALIZADOR A DIODO EMISSOR DE LUZ FORMATO CILÍNDRICO

ConcedidaUtility Model

Application data

Number

MU6301052

Type

Utility Model

Filing

07/29/1983

Publication

03/05/1985

Progress at the INPI

  1. Filing07/29/83
  2. Publication03/05/85
  3. Examination08/13/85
  4. Allowance01/03/89
  5. Grant08/29/89
  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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Implás- Indústria Mineira de Plásticos Ltda

MG, BR

Inventors

T. Z. (pessoa física)

BR

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

05/16/1989

RPI 969

Deferimento

#9.1

01/03/1989

RPI 950

15.17

10/25/1988

RPI 940

Retificação

#15.3

08/09/1988

RPI 929

Exigência - art. 36 da LPI

#6.1

03/17/1987

RPI 856

14.1

07/29/1986

RPI 823

Solicitação de exame técnico

#4.1

08/13/1985

RPI 773

Publicação do pedido de patente

#3.1

03/05/1985

RPI 750

Pedido de patente depositado

#2.1

10/04/1983

RPI 676

Republicação - classificação IPC

#15.11

12/22/2009

RPI 2033

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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