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Official data from INPI

CATALISADORES, PROCESSO DE PREPARAÇÃO DESSAS CATALISADORES E PROCESSOS DE POLIMERIZAÇÃO EM QUE ESSES CATALISADORES SÃO USADOS

ArquivadaInvention PatentPCT · US1988000222

Application data

Number

PI8805025

Type

Invention Patent

Filing

01/27/1988

Publication

10/17/1989

PCT

US1988000222

Progress at the INPI

  1. Filing01/27/88
  2. Publication10/17/89
  3. Abandoned02/05/91
  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.

Talk to a specialist

Latest action published by the INPI: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Chemical Patents, Inc

US

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Inventors

G. H. (pessoa física)

US

H. T. (pessoa física)

US

Technical data

Priority claims

US

011.471 · 01/30/1987

US

133.052 · 12/21/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/17/1989

RPI 991

Arquivamento - Art. 36 §1° da LPI

#11.2

12/17/1996

RPI 1359

Exigência - art. 36 da LPI

#6.1

03/26/1996

RPI 1321

Exigência - art. 36 da LPI

#6.1

09/20/1994

RPI 1242

Solicitação de exame técnico

#4.1

02/05/1991

RPI 1053

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