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Official data from INPI

CARRINHO PARA PORTAR EQUIPAMENTOS DE SOM,EQUIPAMENTOS FOTOGRAFICOS,DE AUDIO-VISUAL E OUTROS

ConcedidaUtility Model

Application data

Number

MU6401647

Type

Utility Model

Filing

10/04/1984

Publication

01/22/1985

Progress at the INPI

  1. Filing10/04/84
  2. Publication01/22/85
  3. Examination04/30/85
  4. Allowance06/28/88
  5. Grant03/28/89
  6. Expired11/22/94

The letters patent expired on 11/22/1994: 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: 03/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

COMUNICACAO VISUAL LTDA [BR]

INNOVATOR DESIGN DESENHO IND [BR]

Inventors

A. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/28/1989

RPI 962

Notificação para pagamento de retribuição

#13.1

10/25/1988

RPI 940

Deferimento

#9.1

06/28/1988

RPI 923

Exigência - art. 36 da LPI

#6.1

12/08/1987

RPI 894

Exigência - art. 36 da LPI

#6.1

11/25/1986

RPI 840

Solicitação de exame técnico

#4.1

04/30/1985

RPI 758

Publicação antecipada

#3.2

01/22/1985

RPI 744

Pedido de patente depositado

#2.1

01/08/1985

RPI 742

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

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