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Official data from INPI

LACRE PARA RECIPIENTES

Em AnáliseUtility Model

Application data

Number

MU6400764

Type

Utility Model

Filing

05/23/1984

Publication

02/20/1985

Progress at the INPI

  1. Filing05/23/84
  2. Publication02/20/85
  3. Examination05/28/85
  4. Allowance05/27/86
  5. Grant12/30/86
  6. Expired10/04/94

The letters patent expired on 10/04/1994: 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: 07/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Metalacre Comércio e Representações Ltda

SP, BR

Inventors

J. H. (pessoa física)

BR

L. C. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

07/04/1989

RPI 976

20.7

06/06/1989

RPI 972

20.7

11/10/1987

RPI 890

Concessão da patente

#16.1

12/30/1986

RPI 845

Notificação para pagamento de retribuição

#13.1

09/23/1986

RPI 831

Deferimento

#9.1

05/27/1986

RPI 814

Solicitação de exame técnico

#4.1

05/28/1985

RPI 762

Publicação antecipada

#3.2

02/20/1985

RPI 748

Pedido de patente depositado

#2.1

07/24/1984

RPI 718

Carta-patente expirada

#21.1

10/04/1994

RPI 1244

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