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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA EM COBERTURA

ConcedidaUtility Model

Application data

Number

MU6601264

Type

Utility Model

Filing

08/04/1986

Publication

03/10/1987

Progress at the INPI

  1. Filing08/04/86
  2. Publication03/10/87
  3. Examination04/28/87
  4. Allowance03/28/89
  5. Grant09/26/89
  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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Toldos Dias S/A Indústria e Comércio

SP, BR

Inventors

A. F. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

07/18/1989

RPI 978

Deferimento

#9.1

03/28/1989

RPI 962

Solicitação de exame técnico

#4.1

04/28/1987

RPI 862

Publicação antecipada

#3.2

03/10/1987

RPI 855

Pedido de patente depositado

#2.1

03/04/1987

RPI 854

Carta-patente expirada

#21.1

09/17/1996

RPI 1346

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