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Official data from INPI

ESTABILIZAÇÃO DA ACROLEÍNA

ArquivadaInvention Patent

Application data

Number

PI0203423

Type

Invention Patent

Filing

08/28/2002

Publication

05/27/2003

Progress at the INPI

  1. Filing08/28/02
  2. Publication05/27/03
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 08/28/2002 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/05/2006. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Atofina

FR

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Inventors

M. F. (pessoa física)

FR

S. L. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

01.11241 · 08/30/2001

Abstract

"ESTABILIZAÇÃO DA ACROLEÍNA". Utiliza-se pelo menos um derivado nitróxido para estabilizar a acroleína pura ou suas soluções muito concentradas (teor em acroleína > 90 % em peso), em contato com uma atmosfera essencialmente anaeróbica.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento definitivo - Art. 33 da LPI

#11.1.1

12/05/2006

RPI 1874

Arquivamento - Art. 33 da LPI

#11.1

09/05/2006

RPI 1861

Publicação do pedido de patente

#3.1

05/27/2003

RPI 1690

Pedido de patente depositado

#2.1

10/01/2002

RPI 1656

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