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Official data from INPI

PROCESSO DE VULCANIZAÇÃO

ArquivadaInvention PatentPCT · US1992007317

Application data

Number

PI9206451

Type

Invention Patent

Filing

08/28/1992

Publication

04/25/1995

PCT

US1992007317

Progress at the INPI

  1. Filing08/28/92
  2. Publication04/25/95
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 08/28/1992 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/05/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Chemical Patents Inc.

US

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Inventors

I. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

753489 · 09/03/1991

Abstract

É fornecido um processo para a vulcanização de um copolímero que contém halogênio de uma isomonoolefina C~ 4~ a C~ 7~ e um para-alquilestireno, que utiliza uma mistura de vulcanização que compreende um hidróxido carbonato básico de zinco.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

09/05/1995

RPI 1292

Notificação de entrada na fase nacional - PCT

#1.3

04/25/1995

RPI 1273

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