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Official data from INPI

MATERIAL DE CONSTRUÇÃO OBTIDO A PARTIR DE RESIDUO DE CARVÃO

IndeferidaInvention Patent

Application data

Number

PI8905169

Type

Invention Patent

Filing

10/04/1989

Publication

04/09/1991

Progress at the INPI

Under appeal
  1. Filing10/04/89
  2. Publication04/09/91
  3. Examination07/30/91
  4. Refused03/09/99
  5. Grant
  6. In force

The application was refused by the INPI on 03/09/1999. The invention was never patented.

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Latest action published by the INPI: 03/09/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fundação de Ciência e Tecnologia

RS, BR

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Inventors

M. B. (pessoa física)

O. Z. (pessoa física)

S. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

Indeferido com base no artigo 8º da LPI nº 9279 de 14/05/96.

03/09/1999

RPI 1470

Conhecimento de parecer técnico

#7.1

03/17/1998

RPI 1421

Solicitação de exame técnico

#4.1

07/30/1991

RPI 1078

Publicação do pedido de patente

#3.1

04/09/1991

RPI 1062

Pedido de patente depositado

#2.1

11/13/1990

RPI 1041

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