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Official data from INPI

CADEIRA.

ConcedidaUtility Model

Application data

Number

MU6500666

Type

Utility Model

Filing

05/17/1985

Publication

11/12/1985

Progress at the INPI

  1. Filing05/17/85
  2. Publication11/12/85
  3. Examination08/05/86
  4. Allowance06/28/88
  5. Grant04/25/89
  6. Expired03/19/96

The letters patent expired on 03/19/1996: 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: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. M. (pessoa física)

SP, BR

Inventors

E. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/25/1989

RPI 966

Notificação para pagamento de retribuição

#13.1

10/25/1988

RPI 940

Deferimento

#9.1

06/28/1988

RPI 923

Exigência - art. 36 da LPI

#6.1

12/22/1987

RPI 896

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação antecipada

#3.2

11/12/1985

RPI 786

2.3

10/08/1985

RPI 781

Carta-patente expirada

#21.1

03/19/1996

RPI 1320

Cessão de direito de exploração

#22.1

12/10/1991

RPI 1097

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