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Official data from INPI

PROCESSO DE RECRISTALIZAÇÃO DE PIROCTONA OLAMINA, CRISTAIS DE PIROCTONA OLAMINA E SEU PROCESSO DE PREPARAÇÃO

ConcedidaInvention PatentPCT · EP2020054131

Application data

Number

112021010578

Type

Invention Patent

Filing

02/17/2020

Publication

08/24/2021

PCT

EP2020054131

Progress at the INPI

  1. Filing02/17/20
  2. Publication08/24/21
  3. Examination
  4. Allowance12/09/25
  5. Grant12/30/25
  6. In force02/17/40

The patent was granted on 12/30/2025 and is in force until 02/17/2040. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:02/17/2040

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Latest action published by the INPI: 12/30/2025. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CLARIANT INTERNATIONAL LTD.

CH

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Inventors

A. E. (pessoa física)

DE

H. M. (pessoa física)

IN

T. M. (pessoa física)

LU

Technical data

IPC Classification

Priority claims

EP

19218774.8 · 12/20/2019

IN

201911006542 · 02/19/2019

Abstract

RECRISTALIZAÇÃO DE PIROCTONA OLAMINA.A presente invenção refere-se a um processo para recristalização de piroctona olamina, a um processo para preparação de cristais de piroctona olamina e a cristais de piroctona olamina que podem ser obtidos através de tais processos.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

Prazo de Validade: 20 (vinte) anos contados a partir de 17/02/2020, observadas as condições legais

12/30/2025

RPI 2869

Deferimento

#9.1

12/09/2025

RPI 2866

Parecer de pré-exame

#6.23

06/10/2025

RPI 2840

Notificação de entrada na fase nacional - PCT

#1.3

08/24/2021

RPI 2642

Alteração de dados cadastrais

#1.1

06/08/2021

RPI 2631

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