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Official data from INPI

POLÍMERO COM UNIDADES RECORRENTES, COMPOSIÇÃO ESTABILIZANTE, PROCESSO PARA A PREPARAÇÃO DE UM ESTABILIZANTE, E, COMPOSIÇÃO POLIMÉRICA

PublicadaInvention Patent

Application data

Number

PI8804074

Type

Invention Patent

Filing

08/11/1988

Publication

03/07/1989

Progress at the INPI

  1. Filing08/11/88
  2. Publication03/07/89
  3. Abandoned04/30/91
  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

IPC Classification

Priority claims

US

084603 · 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

09/17/1996

RPI 1346

Exigência - art. 36 da LPI

#6.1

12/12/1995

RPI 1306

Exigência - art. 36 da LPI

#6.1

02/21/1995

RPI 1264

Exigência - art. 36 da LPI

#6.1

05/25/1993

RPI 1173

14.4

02/11/1992

RPI 1106

Solicitação de exame técnico

#4.1

04/30/1991

RPI 1065

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