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Official data from INPI

PIRETANIDA AMORFA, POLIMORFO DE PIRETANIDA, E COMPOSIÇÃO FARMACÊUTICA

Arquivada/ExtintaInvention PatentPCT · IB1996000254

Application data

Number

PI9607295

Type

Invention Patent

Filing

02/12/1996

Publication

11/25/1997

PCT

IB1996000254

Progress at the INPI

  1. Filing02/12/96
  2. Publication11/25/97
  3. Examination
  4. Allowance03/02/04
  5. Grant05/25/04
  6. Expired04/26/16

The letters patent expired on 04/26/2016: 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: 04/26/2016. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Hoechst Pharmaceuticals & Chemicals K.K.

JP

Inventors

M. O. (pessoa física)

JP

Y. M. (pessoa física)

JP

Y. C. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

7/33215 · 02/22/1995

JP

7/33216 · 02/22/1995

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 12/02/2016

04/26/2016

RPI 2364

Concessão da patente

#16.1

05/25/2004

RPI 1742

Deferimento

#9.1

03/02/2004

RPI 1730

Ciência (anuência ANVISA - art. 229-C)

#7.4

06/24/2003

RPI 1694

Conhecimento de parecer técnico

#7.1

08/07/2001

RPI 1596

Notificação de entrada na fase nacional - PCT

#1.3

11/25/1997

RPI 1408

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