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Official data from INPI

PROCESSOS PARA ESTABILIZAÇÃO DE MONÔMERO ESTIRÊNICO AR-BROMADO CONTRA POLIMERIZAÇÃO, PARA RETARDAR A POLIMERIZAÇÃO RÁPIDA DE ESTIRENO AR-BROMADO, COMPOSIÇÃO MONOMÉRICA DE ESTIRENO AR-BROMADA E COMPOSIÇÃO MONOMÉRICA DE ESTIRENO AR-BROMADA ESTABILIZADA

PublicadaInvention Patent

Application data

Number

PI8802446

Type

Invention Patent

Filing

05/19/1988

Publication

12/20/1988

Progress at the INPI

  1. Filing05/19/88
  2. Publication12/20/88
  3. Abandoned02/13/91
  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: 12/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Borg-Warner Chemicals, Inc

US

See this company's full portfolio

Inventors

J. W. (pessoa física)

US

S. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

52.525 · 05/20/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/20/1988

RPI 948

Pedido de patente depositado

#2.1

10/11/1988

RPI 938

Republicação - classificação IPC

#15.11

02/18/1997

RPI 1368

Arquivamento - Art. 36 §1° da LPI

#11.2

11/28/1995

RPI 1304

Exigência - art. 36 da LPI

#6.1

02/21/1995

RPI 1264

Solicitação de exame técnico

#4.1

02/13/1991

RPI 1054

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