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Official data from INPI

PROCESSO PARA PRODUZIR FIBRILAS DE CARBONO, FIBRILA, MÉTODO CONTÍNUO PARA A PRODUÇÃO DE FIBRILAS DE CARBONO E APARELHO DE REAÇÃO PARA A PRODUÇÃO CONTÍNUA DE FIBRILAS DE CARBONO

ArquivadaInvention PatentPCT · US1989005666

Application data

Number

PI8907845

Type

Invention Patent

Filing

12/18/1989

Publication

10/08/1991

PCT

US1989005666

Progress at the INPI

  1. Filing12/18/89
  2. Publication10/08/91
  3. Examination11/24/92
  4. Allowance05/11/99
  5. Abandoned
  6. In force

The application was allowed on 05/11/1999 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 04/11/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Hyperion Catalysis International, Inc.

US

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Inventors

H. T. (pessoa física)

US

L. T. (pessoa física)

US

W. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

285,817 · 12/16/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Artigo 38 & 2º da LPI.

04/11/2000

RPI 1527

Deferimento

#9.1

05/11/1999

RPI 1479

Conhecimento de parecer técnico

#7.1

05/20/1997

RPI 1381

Solicitação de exame técnico

#4.1

11/24/1992

RPI 1147

Notificação de entrada na fase nacional - PCT

#1.3

10/08/1991

RPI 1088

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