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Official data from INPI

DISPOSIÇÀO CONSTRUTIVA EM ESTRUTURA DE CAIXILHOS, PARA COMPOSIÇÀO DE FACHADAS

Em AnáliseUtility Model

Application data

Number

MU6600962

Type

Utility Model

Filing

06/24/1986

Publication

02/17/1988

Progress at the INPI

  1. Filing06/24/86
  2. Publication02/17/88
  3. Examination10/11/88
  4. Allowance05/15/90
  5. Grant10/30/90
  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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ALCAN BRASIL [BR]

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Inventors

S. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

02/28/1989

RPI 958

Solicitação de exame técnico

#4.1

10/11/1988

RPI 938

Publicação do pedido de patente

#3.1

02/17/1988

RPI 904

Pedido de patente depositado

#2.1

01/27/1987

RPI 849

Carta-patente expirada

#21.1

09/17/1996

RPI 1346

Concessão da patente

#16.1

10/30/1990

RPI 1039

Notificação para pagamento de retribuição

#13.1

08/21/1990

RPI 1029

Deferimento

#9.1

05/15/1990

RPI 1018

Exigência - art. 36 da LPI

#6.1

01/09/1990

RPI 1001

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