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Official data from INPI

SOLUÇÃO OPTICAMENTE ANISOTRÓPICA CONTENDO CELULOSE E ÁCIDOS INORGÂNICOS DE FÓSFORO, PROCESSOS PARA PREPARAÇÃO DA SOLUÇÃO E DE UMA PLACA COLETORA E PARA FABRICAÇÃO DE EXTRUDADOS DE CELULOSE, FIBRA E FIO DE CELULOSE, USO DE UMA SOLUÇÃO ANISOTRÓPICA, ARTIGO DE BORRACHA E PNEU DE VEÍCULO

ArquivadaInvention PatentPCT · EP1995003272

Application data

Number

PI9508615

Type

Invention Patent

Filing

08/17/1995

Publication

12/30/1997

PCT

EP1995003272

Progress at the INPI

  1. Filing08/17/95
  2. Publication12/30/97
  3. Abandoned
  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: 09/23/2003. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Akzo Nobel N.V.

NL

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Inventors

B. K. (pessoa física)

NL

H. B. (pessoa física)

NL

J. W. (pessoa física)

NL

Technical data

IPC Classification

Priority claims

NL

1000193 · 04/21/1995

NL

9401351 · 08/19/1994

NL

9401762 · 10/24/1994

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

09/23/2003

RPI 1707

Exigência - art. 36 da LPI

#6.1

04/22/2003

RPI 1685

Exigência - art. 36 da LPI

#6.1

12/11/2001

RPI 1614

Notificação de entrada na fase nacional - PCT

#1.3

12/30/1997

RPI 1410

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