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Official data from INPI

ÍRGÃO DE REGULAGEM

Em AnáliseUtility Model

Application data

Number

MU6401808

Type

Utility Model

Filing

10/26/1984

Publication

06/03/1986

Progress at the INPI

  1. Filing10/26/84
  2. Publication06/03/86
  3. Examination03/29/88
  4. Allowance03/28/89
  5. Grant01/09/90
  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: 07/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. P. (pessoa física)

SP, BR

Inventors

M. P. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

07/18/1989

RPI 978

Deferimento

#9.1

03/28/1989

RPI 962

Solicitação de exame técnico

#4.1

03/29/1988

RPI 910

Publicação do pedido de patente

#3.1

06/03/1986

RPI 815

Pedido de patente depositado

#2.1

01/29/1985

RPI 745

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

Concessão da patente

#16.1

01/09/1990

RPI 1001

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