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Official data from INPI

PROCESSO PARA A DESCONTAMINAÇÃO MICROBIOLÓGICA DO SOLO

Arquivada/ExtintaInvention PatentPCT · EP1990000016

Application data

Number

PI9007021

Type

Invention Patent

Filing

01/04/1990

Publication

11/12/1991

PCT

EP1990000016

Progress at the INPI

  1. Filing01/04/90
  2. Publication11/12/91
  3. Examination03/17/92
  4. Allowance12/28/99
  5. Grant07/11/00
  6. Expired01/02/13

The letters patent expired on 01/02/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/02/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Basf Lacke + Farben Aktiengesellschaft

DE

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Inventors

H. R. (pessoa física)

DE

K. K. (pessoa física)

DE

P. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 39 01 050.3 · 01/14/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 11/07/2010

01/02/2013

RPI 2191

Concessão da patente

#16.1

07/11/2000

RPI 1540

Deferimento

#9.1

12/28/1999

RPI 1512

Solicitação de exame técnico

#4.1

03/17/1992

RPI 1111

Notificação de entrada na fase nacional - PCT

#1.3

11/12/1991

RPI 1093

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