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Official data from INPI

CAIXA DE PAPELAO

Em AnáliseUtility Model

Application data

Number

MU6101323

Type

Utility Model

Filing

09/21/1981

Publication

05/03/1983

Progress at the INPI

  1. Filing09/21/81
  2. Publication05/03/83
  3. Examination09/13/83
  4. Allowance09/18/84
  5. Grant04/30/85
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IND DE PAPEL SIMAO S A [BR]

Inventors

N. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

22.2

09/27/1988

RPI 936

Anuidade - prazo legal encerrado

#18.2

06/21/1988

RPI 922

Concessão da patente

#16.1

04/30/1985

RPI 758

Deferimento

#9.1

09/18/1984

RPI 726

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Publicação do pedido de patente

#3.1

05/03/1983

RPI 654

Pedido de patente depositado

#2.1

11/03/1981

RPI 576

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

Cessão de direito de exploração

#22.1

06/05/1990

RPI 1021

18.8

05/22/1990

RPI 1019

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