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Official data from INPI

PROCESSO DE PREPARO E USO DE NANOPARTÍCULAS DE METAL NOBRE

ArquivadaInvention Patent

Application data

Number

PI0103322

Type

Invention Patent

Filing

07/30/2001

Publication

03/26/2002

Progress at the INPI

  1. Filing07/30/01
  2. Publication03/26/02
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 07/30/2001 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: 12/13/2005. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DMC2 Degussa Metals Catalysts Cerdec AG

DE

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Inventors

D. G. (pessoa física)

US

J. K. (pessoa física)

DE

K. S. (pessoa física)

DE

V. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

100 37 071.3 · 07/29/2000

Abstract

Patente de Invenção: "PROCESSO DE PREPARO E USO DE NANOPARTÍCULAS DE METAL NOBRE". A presente invenção provê nanopartículas contendo exclusivamente metais nobres ou metais nobres em combinação com metais base. As nanopartículas se caracterizam por ser embutidas numa solução aquosa de um estabilisador temporário naseado num polissacarídeo.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento definitivo - Art. 33 da LPI

#11.1.1

12/13/2005

RPI 1823

Arquivamento - Art. 33 da LPI

#11.1

09/20/2005

RPI 1811

Publicação do pedido de patente

#3.1

03/26/2002

RPI 1629

Pedido de patente depositado

#2.1

12/11/2001

RPI 1614

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