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Official data from INPI

ESTRUTURA COMPÓSITA UNITÁRIA EXIBINDO ATIVIDADE CATALÍTICA, ESTRUTURA COMPÓSITA POROSA SINTERIZADA EXIBINDO ATIVIDADE CATALÍTICA E PROCESSO DE PREPARAÇÃO DA ESTRUTURA COMPÓSITA UNITÁRIA

Prazo de SigiloInvention Patent

Application data

Number

PI8903421

Type

Invention Patent

Filing

07/12/1989

Publication

02/13/1990

Progress at the INPI

  1. Filing07/12/89
  2. Publication02/13/90
  3. Abandoned03/17/92
  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.

Talk to a specialist

Latest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. I. (pessoa física)

US

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Inventors

I. L. (pessoa física)

US

J. W. (pessoa física)

US

M. P. (pessoa física)

US

R. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

219,985 · 07/15/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

10/31/1989

RPI 993

Arquivamento - Art. 36 §1° da LPI

#11.2

04/06/1999

RPI 1474

Exigência - art. 36 da LPI

#6.1

07/14/1998

RPI 1438

Solicitação de exame técnico

#4.1

03/17/1992

RPI 1111

Publicação do pedido de patente

#3.1

02/13/1990

RPI 1006

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