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Official data from INPI

NERVURA TRAPEZOIDAL

ArquivadaInvention Patent
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Application data

Number

PI0405665

Type

Invention Patent

Filing

12/10/2004

Publication

07/10/2007
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Progress at the INPI

  1. Filing12/10/04
  2. Publication07/10/07
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 12/10/2004 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/07/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. S. (pessoa física)

AM, BR

Inventors

J. S. (pessoa física)

BR

Technical data

IPC Classification

E04C 2/10

Abstract

NERVURA TRAPEZOIDAL A presente invenção vem a favorecer a construção das lajes e coberturas das construções com a máxima economia de mão-de-obra, diminuição do peso das edificações e, consequëntemente, no custo global das estruturas

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento definitivo - Art. 33 da LPI

#11.1.1

04/07/2009

RPI 1996

Arquivamento - Art. 33 da LPI

#11.1

09/02/2008

RPI 1965

Publicação do pedido de patente

#3.1

07/10/2007

RPI 1905

Pedido de patente depositado

#2.1

02/09/2005

RPI 1779

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