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Official data from INPI

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU6501912

Type

Utility Model

Filing

12/03/1985

Publication

02/25/1986

Progress at the INPI

  1. Filing12/03/85
  2. Publication02/25/86
  3. Examination07/01/86
  4. Allowance09/27/88
  5. Grant07/25/89
  6. Expired03/12/96

The letters patent expired on 03/12/1996: 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Murata do Brasil Industria e Comercio LTDA.

SP, BR

Inventors

K. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/25/1989

RPI 979

Notificação para pagamento de retribuição

#13.1

01/10/1989

RPI 951

Deferimento

#9.1

09/27/1988

RPI 936

Exigência - art. 36 da LPI

#6.1

04/12/1988

RPI 912

Solicitação de exame técnico

#4.1

07/01/1986

RPI 819

Publicação antecipada

#3.2

02/25/1986

RPI 801

Pedido de patente depositado

#2.1

02/18/1986

RPI 800

Carta-patente expirada

#21.1

03/12/1996

RPI 1319

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