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Official data from INPI

PROCESSO PARA A SÍNTESE DE S-BEFLUBUTAMIDA USANDO HIDROGENAÇÃO ASSIMÉTRICA

ArquivadaInvention PatentPCT · EP2021053159

Application data

Number

112022015698

Type

Invention Patent

Filing

02/10/2021

Publication

09/27/2022

PCT

EP2021053159

Progress at the INPI

  1. Filing02/10/21
  2. Publication09/27/22
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 02/10/2021 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/14/2024. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CHEMINOVA A/S

DK

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Inventors

K. S. (pessoa física)

US

Technical data

Priority claims

US

62/972,779 · 02/11/2020

Abstract

PROCESSO PARA A SÍNTESE DE S-BEFLUBUTAMIDA USANDO HIDROGENAÇÃO ASSIMÉTRICA. A presente invenção refere-se a um método para preparar o composto S-1, a partir do composto S-5; em que o composto S-5 é preparado pelo tratamento do composto 2 com uma amina terciária e uma fonte de hidrogênio na presença de um complexo quiral.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento definitivo - Art. 33 da LPI

#11.1.1

05/14/2024

RPI 2784

Arquivamento - Art. 33 da LPI

#11.1

02/27/2024

RPI 2773

Notificação de entrada na fase nacional - PCT

#1.3

09/27/2022

RPI 2699

Alteração de dados cadastrais

#1.1

08/16/2022

RPI 2693

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