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Official data from INPI

PROCESSO DE POLIMERIZACAO EM EMULSAO PARA A PREPARACAO DE UM EPDM E SISTEMA CATALISADOR PARA O MESMO

Em AnáliseInvention Patent

Application data

Number

PI8601974

Type

Invention Patent

Filing

05/03/1985

Publication

01/06/1987

Progress at the INPI

  1. Filing05/03/85
  2. Publication01/06/87
  3. Abandoned01/10/89
  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: 01/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

EXXON CHEMICAL PATENTS INC [US]

Inventors

C. C. (pessoa física)

D. S. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

01/10/1989

RPI 951

Publicação do pedido de patente

#3.1

01/06/1987

RPI 846

Pedido de patente depositado

#2.1

11/11/1986

RPI 838

Arquivamento - Art. 36 §1° da LPI

#11.2

12/17/1991

RPI 1098

Republicação - classificação IPC

#15.11

11/12/1991

RPI 1093

Exigência - art. 36 da LPI

#6.1

06/18/1991

RPI 1072

6.2

01/02/1990

RPI 1000

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