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Official data from INPI

INIBIDORES DE CORROSÃO CONTENDO TENSOATIVOS ANFOTÉRICOS

ArquivadaInvention Patent
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Application data

Number

PI0803371

Type

Invention Patent

Filing

08/29/2008

Publication

05/05/2009
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Progress at the INPI

  1. Filing08/29/08
  2. Publication05/05/09
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 08/29/2008 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: 09/18/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Clariant Finance (BVI) Limited

VG

Clariant International Ltd.

CH

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Inventors

D. L. (pessoa física)

DE

Technical data

IPC Classification

C07C 321/18C23F 11/14C23F 11/16

Priority claims

DE

10 2007 041 217.9 · 08/31/2007

Abstract

INIBIDORES DE CORROSÃO CONTENDO TENSOATI VOS ANFOTÉRICOS. A presente invenção refere-se ao uso de composições que con-têm sais de metal de compostos da fórmula (1). em uqe R¹ é C~ 1~- a C~ 29~-alquila, C~ 2~- a C~ 29~-alquenila, C~ 6~- a C~ 30~-arila ou C~ 7~- a C~ 30~-alquilarina, e tensoativos anfotéricos como inibidores de corrosão.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento definitivo - Art. 33 da LPI

#11.1.1

09/18/2012

RPI 2176

Arquivamento - Art. 33 da LPI

#11.1

05/08/2012

RPI 2157

Transferência deferida

#25.1

Transferido de: Clariant International, Ltd.

03/23/2010

RPI 2046

Publicação do pedido de patente

#3.1

05/05/2009

RPI 2000

Pedido de patente depositado

#2.1

01/13/2009

RPI 1984

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