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Official data from INPI

PREPARAÇÃO DE ÁCIDO 2-HIDRÓXI-4-METILTIOBUTÍRICO

ArquivadaInvention PatentPCT · EP2005007530

Application data

Number

PI0514673

Type

Invention Patent

Filing

07/12/2005

Publication

06/17/2008

PCT

EP2005007530

Progress at the INPI

  1. Filing07/12/05
  2. Publication06/17/08
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 07/12/2005 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/21/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Degussa GMBH

DE

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Inventors

A. M. (pessoa física)

DE

H. H. (pessoa física)

DE

H. H. (pessoa física)

DE

V. H. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

10 2004 041 250.2 · 08/26/2004

Abstract

PREPARAÇÃO DE ÁCIDO 2-HIDRÓXI-4- METILTIOBUTÍRICO A presente invenção refere-se a um processo para a preparação de ácido 2-hidróxi-4-metiltiobutírico, no qual são usados aços ligados e/ou ligas de níquel especiais.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento definitivo - Art. 33 da LPI

#11.1.1

09/21/2010

RPI 2072

Arquivamento - Art. 33 da LPI

#11.1

04/27/2010

RPI 2051

Notificação de entrada na fase nacional - PCT

#1.3

06/17/2008

RPI 1954

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