(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

Derivados de ácidos hiroxâmico citoestáticos.

ArquivadaInvention PatentPCT · GB1997002398

Application data

Number

PI9712019

Type

Invention Patent

Filing

09/08/1997

Publication

08/24/1999

PCT

GB1997002398

Progress at the INPI

  1. Filing09/08/97
  2. Publication08/24/99
  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: 09/28/2004. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

British Biotech Pharmaceuticals Limited

GB

See this company's full portfolio

Inventors

A. D. (pessoa física)

GB

A. A. (pessoa física)

GB

L. P. (pessoa física)

GB

P. H. (pessoa física)

GB

Technical data

Priority claims

GB

9618899.0 · 09/10/1996

GB

9713202.1 · 06/24/1997

Abstract

Patente de Invenção: "DERIVADOS DE ÁCIDO HIROXÂMICO CITOESTÁTICOS" . Compostos de fórmula (I) em que R~ 4~ é um grupo éster ou tioéster, e R, R~ 1~, R~ 2~ e R~ 3~ são como definidos no relatório, são inibidores de células de tumor que se dividem rapidamente.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

09/28/2004

RPI 1760

Exigência - art. 36 da LPI

#6.1

05/18/2004

RPI 1741

Notificação de entrada na fase nacional - PCT

#1.3

08/24/1999

RPI 1494

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.