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Official data from INPI

Carrinho.

Em AnáliseUtility Model

Application data

Number

MU6101108

Type

Utility Model

Filing

08/11/1981

Publication

03/22/1983

Progress at the INPI

  1. Filing08/11/81
  2. Publication03/22/83
  3. Examination09/13/83
  4. Allowance04/09/85
  5. Grant11/26/85
  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: 09/23/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. M. (pessoa física)

BR

Inventors

M. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

09/23/1986

RPI 831

Concessão da patente

#16.1

11/26/1985

RPI 788

Notificação para pagamento de retribuição

#13.1

07/30/1985

RPI 771

Deferimento

#9.1

04/09/1985

RPI 755

Exigência - art. 36 da LPI

#6.1

08/28/1984

RPI 723

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Publicação do pedido de patente

#3.1

03/22/1983

RPI 648

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

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