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Official data from INPI

SEM TITULO

Em AnáliseUtility Model

Application data

Number

MU6400150

Type

Utility Model

Filing

02/03/1984

Publication

09/10/1985

Progress at the INPI

  1. Filing02/03/84
  2. Publication09/10/85
  3. Examination04/01/86
  4. Allowance07/21/87
  5. Grant11/29/88
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

POLIMIX CONCRETO S A [BR]

Inventors

V. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença voluntária

#17.1

10/24/1989

RPI 992

Concessão da patente

#16.1

11/29/1988

RPI 945

Notificação para pagamento de retribuição

#13.1

08/30/1988

RPI 932

110

06/28/1988

RPI 923

Recurso

#12.1

11/24/1987

RPI 892

Deferimento

#9.1

07/21/1987

RPI 874

Exigência - art. 36 da LPI

#6.1

01/13/1987

RPI 847

Solicitação de exame técnico

#4.1

04/01/1986

RPI 806

Publicação do pedido de patente

#3.1

09/10/1985

RPI 777

Pedido de patente depositado

#2.1

05/08/1984

RPI 707

Carta-patente expirada

#21.1

Patente extinta em 03/02/94

08/19/2008

RPI 1963

320

06/22/1993

RPI 1177

300

10/09/1990

RPI 1036

Anuidade - prazo legal encerrado

#18.2

09/18/1990

RPI 1033

201

05/29/1990

RPI 1020

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