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Official data from INPI

EXPOSITOR PARA CORRENTES E SIMILARES

Prazo de SigiloUtility Model

Application data

Number

MU6901453

Type

Utility Model

Filing

08/03/1989

Publication

03/20/1990

Progress at the INPI

  1. Filing08/03/89
  2. Publication03/20/90
  3. Examination08/28/90
  4. Allowance07/14/92
  5. Grant04/27/93
  6. Expired11/20/01

The letters patent expired on 11/20/2001: 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: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Indústria e Comércio de Correntes Regina Ltda

SP, BR

Inventors

A. F. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

10/10/1989

RPI 990

Carta-patente expirada

#21.1

Patente extinta em 03/08/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

11/20/2001

RPI 1611

Concessão da patente

#16.1

04/27/1993

RPI 1169

Notificação para pagamento de retribuição

#13.1

12/01/1992

RPI 1148

Deferimento

#9.1

07/14/1992

RPI 1128

Solicitação de exame técnico

#4.1

08/28/1990

RPI 1030

Publicação antecipada

#3.2

03/20/1990

RPI 1010

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