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Official data from INPI

FORMAS POLIMÓRFICAS DE CLORIDRATO DE (R)-OXIBUTININA

Em ExigênciaInvention PatentPCT · US2021030571

Application data

Number

112022022292

Type

Invention Patent

Filing

05/04/2021

Publication

12/20/2022

PCT

US2021030571

Progress at the INPI

Technical opinion to answer
  1. Filing05/04/21
  2. Publication12/20/22
  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: 06/03/2025. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

APNIMED, INC. (DELAWARE)

US

Inventors

D. M. (pessoa física)

US

S. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

63/020,301 · 05/05/2020

US

63/136,691 · 01/13/2021

Abstract

FORMAS POLIMÓRFICAS DE CLORIDRATO DE (R)-OXIBUTININA. A presente invenção refere-se a formas polimórficas de HCl de (R)-oxibutinina, incluindo três formas cristalinas, são preparadas e caracterizadas. Os usos das várias formas polimórficas de HCl de (R)-oxibutinina para tratamento de Apneia Obstrutiva do Sono (OSA) também são divulgados.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Parecer de pré-exame

#6.23

06/03/2025

RPI 2839

Alteração de sede deferida

#25.7

10/15/2024

RPI 2806

Notificação de entrada na fase nacional - PCT

#1.3

12/20/2022

RPI 2711

Alteração de dados cadastrais

#1.1

11/16/2022

RPI 2706

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