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Official data from INPI

APERFEIÇOAMENTO EM DISPOSITIVOS PARA TRANSPORTE.

ConcedidaUtility Model

Application data

Number

MU6201110

Type

Utility Model

Filing

08/19/1982

Publication

06/14/1983

Progress at the INPI

  1. Filing08/19/82
  2. Publication06/14/83
  3. Examination08/16/83
  4. Allowance07/01/86
  5. Grant02/03/87
  6. Expired11/15/94

The letters patent expired on 11/15/1994: 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: 02/03/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. D. (pessoa física)

A. T. (pessoa física)

Inventors

D. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/03/1987

RPI 850

Notificação para pagamento de retribuição

#13.1

10/14/1986

RPI 834

100

07/01/1986

RPI 819

120

11/26/1985

RPI 788

Petição de recurso

#12.2

06/25/1985

RPI 766

Indeferimento

#9.2

01/08/1985

RPI 742

Solicitação de exame técnico

#4.1

08/16/1983

RPI 669

Publicação antecipada

#3.2

06/14/1983

RPI 660

Pedido de patente depositado

#2.1

10/05/1982

RPI 624

Carta-patente expirada

#21.1

11/15/1994

RPI 1250

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