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Official data from INPI

DISPOSIÇÃO INTRODUZIDA EM CAMPAINHA

Prazo de SigiloUtility Model

Application data

Number

MU6901364

Type

Utility Model

Filing

07/25/1989

Publication

06/18/1991

Progress at the INPI

  1. Filing07/25/89
  2. Publication06/18/91
  3. Examination08/03/93
  4. Allowance07/28/98
  5. Grant12/29/98
  6. Expired08/26/08

The letters patent expired on 08/26/2008: 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: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. M. (pessoa física)

SP, BR

Inventors

E. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/14/1989

RPI 995

Carta-patente expirada

#21.1

Patente extinta em 29/12/2005

08/26/2008

RPI 1964

Concessão da patente

#16.1

12/29/1998

RPI 1460

Deferimento

#9.1

07/28/1998

RPI 1440

Exigência - art. 36 da LPI

#6.1

10/07/1997

RPI 1401

Republicação - classificação IPC

#15.11

07/16/1996

RPI 1337

Exigência - art. 36 da LPI

#6.1

07/16/1996

RPI 1337

Pedido de certificado de adição de invenção

#5.1

02/16/1994

RPI 1211

Solicitação de exame técnico

#4.1

08/03/1993

RPI 1183

Publicação do pedido de patente

#3.1

06/18/1991

RPI 1072

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