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Official data from INPI

POLIMERO OU COPOLIMERO,PROCESSO PARA PREPARACAO DO MESMO,BEM COMO APLICACAO DE TAL POLIMERO OU COPOLIMERO

Em AnáliseInvention Patent

Application data

Number

PI8504696

Type

Invention Patent

Filing

09/25/1984

Publication

07/22/1986

Progress at the INPI

  1. Filing09/25/84
  2. Publication07/22/86
  3. Abandoned03/15/88
  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.

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Latest action published by the INPI: 03/15/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ELF AQUITAINE [FR]

PROD RES & CHEM CORP [FR]

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Inventors

L. Y. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/15/1988

RPI 908

Publicação do pedido de patente

#3.1

07/22/1986

RPI 822

Pedido de patente depositado

#2.1

12/03/1985

RPI 789

Republicação - classificação IPC

#15.11

06/25/1991

RPI 1073

Arquivamento - Art. 36 §1° da LPI

#11.2

10/16/1990

RPI 1037

Exigência - art. 36 da LPI

#6.1

02/06/1990

RPI 1005

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