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Official data from INPI

DISPOSIÇÃO INTRODUZIDA EM PRESILHA

Em AnáliseUtility Model

Application data

Number

MU6602587

Type

Utility Model

Filing

12/23/1986

Publication

08/04/1987

Progress at the INPI

  1. Filing12/23/86
  2. Publication08/04/87
  3. Examination11/03/87
  4. Allowance06/06/89
  5. Grant02/06/90
  6. Expired07/01/08

The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Termolar S/A

RS, BR

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Inventors

J. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

10/03/1989

RPI 989

Deferimento

#9.1

06/06/1989

RPI 972

Solicitação de exame técnico

#4.1

11/03/1987

RPI 889

Publicação antecipada

#3.2

08/04/1987

RPI 876

Pedido de patente depositado

#2.1

05/05/1987

RPI 863

Carta-patente expirada

#21.1

Patente extinta em 23/12/1996

07/01/2008

RPI 1956

Concessão da patente

#16.1

02/06/1990

RPI 1005

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