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Official data from INPI

PROCESSO PARA A PRODUÇÃO DE UM ELASTÔMERO DE EPC E CATALISADOR PRÉ-POLIMERIZADO

Prazo de SigiloInvention Patent

Application data

Number

PI8902914

Type

Invention Patent

Filing

06/16/1989

Publication

02/01/1990

Progress at the INPI

  1. Filing06/16/89
  2. Publication02/01/90
  3. Abandoned04/21/92
  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: 08/01/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Chemical Patents Inc

US

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Inventors

E. H. (pessoa física)

US

Technical data

Priority claims

US

207.819 · 06/16/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

08/01/1989

RPI 980

Arquivamento - Art. 36 §1° da LPI

#11.2

08/01/1995

RPI 1287

Exigência - art. 36 da LPI

#6.1

08/30/1994

RPI 1239

Solicitação de exame técnico

#4.1

04/21/1992

RPI 1116

Publicação do pedido de patente

#3.1

02/01/1990

RPI 1004

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