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Official data from INPI

DISPOSICAO CONSTRUTIVA EM COBERTURA ENROLAVEL

ConcedidaUtility Model
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Application data

Number

MU6301796

Type

Utility Model

Filing

11/30/1983

Publication

02/07/1984
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Progress at the INPI

  1. Filing11/30/83
  2. Publication02/07/84
  3. Examination04/17/84
  4. Allowance03/04/86
  5. Grant09/30/86
  6. Expired11/22/94

The letters patent expired on 11/22/1994: 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: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TOLDOS DIAS S A IND E COMERCIO [BR]

Inventors

D. F. (pessoa física)

Technical data

IPC Classification

E04F 10/06

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/30/1986

RPI 832

Notificação para pagamento de retribuição

#13.1

07/01/1986

RPI 819

Deferimento

#9.1

03/04/1986

RPI 802

Exigência - art. 36 da LPI

#6.1

09/24/1985

RPI 779

Solicitação de exame técnico

#4.1

04/17/1984

RPI 704

Pedido de patente depositado

#2.1

02/07/1984

RPI 694

Publicação antecipada

#3.2

02/07/1984

RPI 694

Republicação - classificação IPC

#15.11

01/26/2010

RPI 2038

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

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