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Official data from INPI

N-ÓXIDOS DE EPOTILÔNEOS A E B, E PROCESSO PARA SUA PREPARAÇÃO.

Arquivada/ExtintaInvention PatentPCT · EP1998001060

Application data

Number

PI9807742

Type

Invention Patent

Filing

02/25/1998

Publication

02/22/2000

PCT

EP1998001060

Progress at the INPI

  1. Filing02/25/98
  2. Publication02/22/00
  3. Examination
  4. Allowance04/20/10
  5. Grant12/14/10
  6. Expired12/22/20

The letters patent expired on 12/22/2020: 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: 12/22/2020. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Gesellschaft für Biotechnologische Forschung mbH (GBF)

DE

Inventors

G. H. (pessoa física)

DE

M. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

197 07 505.3 · 02/25/1997

Abstract

Patente de Invenção: "EPOTILÔNEOS QUE SÃO MODIFICADOS NA CADEIA LATERAL" . A invenção refere-se a epotilôneos que são modificados na cadeia lateral.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

PATENTE EXTINTA EM 14.12.2020

12/22/2020

RPI 2607

Concessão da patente

#16.1

12/14/2010

RPI 2084

Deferimento

#9.1

04/20/2010

RPI 2050

Exigência - art. 36 da LPI

#6.1

07/21/2009

RPI 2011

Exigência - art. 36 da LPI

#6.1

11/18/2008

RPI 1976

Conhecimento de parecer técnico

#7.1

03/18/2008

RPI 1941

Notificação de entrada na fase nacional - PCT

#1.3

02/22/2000

RPI 1520

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