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Official data from INPI

DERIVADO DE BORATO E USOS DO MESMO

Em ExigênciaInvention PatentPCT · CN2021141010

Application data

Number

112023011909

Type

Invention Patent

Filing

12/24/2021

Publication

07/11/2023

PCT

CN2021141010

Progress at the INPI

Technical opinion to answer
  1. Filing12/24/21
  2. Publication07/11/23
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 04/22/2026. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

REISTONE BIOPHARMA COMPANY LIMITED

CN

Inventors

S. L. (pessoa física)

CN

X. H. (pessoa física)

CN

Z. W. (pessoa física)

CN

Technical data

Priority claims

CN

202011558776.7 · 12/25/2020

CN

202110356037.8 · 04/01/2021

CN

202111419717.6 · 11/26/2021

Abstract

DERIVADO DE BORATO E USOS DO MESMO.A presente invenção refere-se a um composto, conforme representado pela fórmula I, ou a um sal farmaceuticamente aceitável do mesmo, e a aplicações do composto na preparação de um medicamento para prevenir e/ou tratar um distúrbio relacionado à PDE.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Parecer de pré-exame

#6.23

04/22/2026

RPI 2885

Notificação de entrada na fase nacional - PCT

#1.3

07/11/2023

RPI 2740

Alteração de dados cadastrais

#1.1

06/27/2023

RPI 2738

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