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Official data from INPI

PREPARAÇÃO DE COMPOSTO ACRILATO SUBSTITUÍDO

Em ExigênciaInvention PatentPCT · CN2021114070

Application data

Number

112023003328

Type

Invention Patent

Filing

08/23/2021

Publication

03/21/2023

PCT

CN2021114070

Progress at the INPI

Technical opinion to answer
  1. Filing08/23/21
  2. Publication03/21/23
  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: 09/23/2025. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HUA MEDICINE (SHANGHAI) LTD.

CN

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Inventors

G. L. (pessoa física)

CN

J. S. (pessoa física)

CN

J. L. (pessoa física)

CN

L. C. (pessoa física)

CN

L. X. (pessoa física)

CN

X. J. (pessoa física)

CN

Technical data

Priority claims

CN

202010856857.9 · 08/24/2020

Abstract

PREPARAÇÃO DE COMPOSTO ACRILATO SUBSTITUÍDO. A presente invenção refere-se a um método para preparação de um composto acrilato substituído de fórmula geral (I).

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Parecer de pré-exame

#6.23

09/23/2025

RPI 2855

Notificação de entrada na fase nacional - PCT

#1.3

03/21/2023

RPI 2724

Alteração de dados cadastrais

#1.1

03/07/2023

RPI 2722

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