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Official data from INPI

PROCESSO PARA DESCONTAMINAR SOLO CONTENDO CONTAMINANTES DE TIPO DDT.

ArquivadaInvention PatentPCT · CA1996000634

Application data

Number

PI9611238

Type

Invention Patent

Filing

09/23/1996

Publication

09/21/1999

PCT

CA1996000634

Progress at the INPI

  1. Filing09/23/96
  2. Publication09/21/99
  3. Abandoned
  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: 07/23/2002. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Zeneca Corp.

CA

Inventors

A. G. (pessoa física)

CA

N. G. (pessoa física)

CA

Technical data

IPC Classification

Priority claims

US

08/533,238 · 09/25/1995

Abstract

Patente de Invenção: "PROCESSO PARA DESCONTAMINAR SOLO CONTENDO CONTAMINANTES DE TIPO DDT". A presente invenção proporciona um processo para descontaminar solo e/ou sedimentos contendo contaminantes de tipo DDT convertendo esses contaminantes em materiais inofensivos e, desse modo, descontaminando o solo em qualquer medida que for desejado, seja descontaminação parcial ou reparo completo.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/23/2002

RPI 1646

Exigência - art. 36 da LPI

#6.1

07/17/2001

RPI 1593

Notificação de entrada na fase nacional - PCT

#1.3

09/21/1999

RPI 1498

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