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Official data from INPI

COMPOSIÇÃO, PROCESSO PARA A PREPARAÇÃO DA COMPOSIÇÃO, ESTABILIZAÇÃO DE UMA COMPOSIÇÃO POLIMÉRICA E ESTABILIZAÇÃO DE COMPOSIÇÕES DE POLIPROPILENO

PublicadaInvention Patent

Application data

Number

PI8804064

Type

Invention Patent

Filing

08/11/1988

Publication

03/07/1989

Progress at the INPI

  1. Filing08/11/88
  2. Publication03/07/89
  3. Abandoned04/09/91
  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: 03/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Atochem North America, Inc.

US

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Inventors

R. K. (pessoa física)

US

R. M. (pessoa física)

US

Technical data

Priority claims

US

084,533 · 08/12/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/07/1989

RPI 959

Pedido de patente depositado

#2.1

01/03/1989

RPI 950

Republicação - classificação IPC

#15.11

02/18/1997

RPI 1368

Arquivamento - Art. 36 §1° da LPI

#11.2

10/15/1996

RPI 1350

Exigência - art. 36 da LPI

#6.1

02/27/1996

RPI 1317

Exigência - art. 36 da LPI

#6.1

07/19/1994

RPI 1233

14.11

03/24/1992

RPI 1112

14.4

02/11/1992

RPI 1106

Solicitação de exame técnico

#4.1

04/09/1991

RPI 1062

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