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Official data from INPI

MAQUINA PARA RECORTAR MASCARAS (MATRIZES) PARA MARCACOES

Em AnáliseUtility Model

Application data

Number

MU6101687

Type

Utility Model

Filing

11/19/1981

Publication

08/23/1983

Progress at the INPI

  1. Filing11/19/81
  2. Publication08/23/83
  3. Examination02/12/85
  4. Allowance05/27/86
  5. Grant02/03/87
  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

MERCANTIL MAUA S A [BR]

Inventors

B. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

08/29/1989

RPI 984

Concessão da patente

#16.1

02/03/1987

RPI 850

Notificação para pagamento de retribuição

#13.1

09/23/1986

RPI 831

Deferimento

#9.1

05/27/1986

RPI 814

Exigência - art. 36 da LPI

#6.1

10/08/1985

RPI 781

Solicitação de exame técnico

#4.1

02/12/1985

RPI 747

Publicação do pedido de patente

#3.1

08/23/1983

RPI 670

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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