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Official data from INPI

MÉTODO DE PREPARAR POLÍMERO SUPERABSORVENTE

Em ExigênciaInvention PatentPCT · KR2021017211

Application data

Number

112022025492

Type

Invention Patent

Filing

11/23/2021

Publication

06/20/2023

PCT

KR2021017211

Progress at the INPI

Technical opinion to answer
  1. Filing11/23/21
  2. Publication06/20/23
  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: 06/10/2025. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LG CHEM, LTD

KR

See this company's full portfolio

Inventors

J. M. (pessoa física)

KR

Technical data

Priority claims

KR

10-2020-0166858 · 12/02/2020

KR

10-2021-0159519 · 11/18/2021

Abstract

MÉTODO DE PREPARAR POLÍMERO SUPERABSORVENTE.A presente invenção refere-se a um método de preparar um polímero superabsorvente, em que uma rede polimérica interpenetrante (IPN) é formada na superfície do polímero superabsorvente durante a formação de uma camada reticulada na superfície do polímero superabsorvente, melhorando assim as propriedades físicas do polímero superabsorvente.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Parecer de pré-exame

#6.23

06/10/2025

RPI 2840

Notificação de entrada na fase nacional - PCT

#1.3

06/20/2023

RPI 2737

Alteração de dados cadastrais

#1.1

12/27/2022

RPI 2712

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