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Official data from INPI

ESCRIVANINHA PARA CRIANÇA

PublicadaUtility Model

Application data

Number

MU6800281

Type

Utility Model

Filing

02/11/1988

Publication

09/26/1989

Progress at the INPI

  1. Filing02/11/88
  2. Publication09/26/89
  3. Examination03/20/90
  4. Allowance10/15/91
  5. Grant08/04/92
  6. Terminated10/31/95

The patent was granted on 08/04/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. M. (pessoa física)

SP, BR

Inventors

J. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/26/1989

RPI 988

Pedido de patente depositado

#2.1

05/24/1988

RPI 918

Anuidade - prazo legal encerrado

#18.2

10/31/1995

RPI 1300

Concessão da patente

#16.1

08/04/1992

RPI 1131

Notificação para pagamento de retribuição

#13.1

02/18/1992

RPI 1107

Deferimento

#9.1

10/15/1991

RPI 1089

Solicitação de exame técnico

#4.1

03/20/1990

RPI 1010

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