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Official data from INPI

POLTRONA

Em AnáliseUtility Model

Application data

Number

MU6601453

Type

Utility Model

Filing

08/22/1986

Publication

04/19/1988

Progress at the INPI

  1. Filing08/22/86
  2. Publication04/19/88
  3. Examination09/12/89
  4. Allowance12/26/90
  5. Grant09/24/91
  6. Expired09/17/96

The letters patent expired on 09/17/1996: 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: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. J. (pessoa física)

BR

A. J. (pessoa física)

SP, BR

Inventors

A. J. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/12/1989

RPI 986

Publicação do pedido de patente

#3.1

04/19/1988

RPI 913

Pedido de patente depositado

#2.1

03/31/1987

RPI 858

Carta-patente expirada

#21.1

09/17/1996

RPI 1346

Concessão da patente

#16.1

09/24/1991

RPI 1086

Notificação para pagamento de retribuição

#13.1

04/09/1991

RPI 1062

Deferimento

#9.1

12/26/1990

RPI 1047

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