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Official data from INPI

PROCESSO PARA CONSTRUÇÃO DE TUBO DE PAREDE VAZADA E PRODUTO

PublicadaInvention Patent

Application data

Number

PI8703637

Type

Invention Patent

Filing

06/30/1987

Publication

01/24/1989

Progress at the INPI

  1. Filing06/30/87
  2. Publication01/24/89
  3. Abandoned01/08/91
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 01/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Instituto de Pesquisas Tecnológicas do Estado de São Paulo

SP, BR

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Inventors

F. G. (pessoa física)

L. V. (pessoa física)

BR

O. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/24/1989

RPI 953

Pedido de patente depositado

#2.1

12/06/1988

RPI 946

Pedido de patente depositado

#2.1

10/20/1987

RPI 887

Arquivamento - Art. 36 §1° da LPI

#11.2

09/17/1996

RPI 1346

Exigência - art. 36 da LPI

#6.1

12/12/1995

RPI 1306

Exigência - art. 36 da LPI

#6.1

11/03/1993

RPI 1196

Solicitação de exame técnico

#4.1

01/08/1991

RPI 1049

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