Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE CLORIDRATO DE REMIFENTANILA

ArquivadaInvention PatentPCT · GB2021051680

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Application data

Number

112022026068

Type

Invention Patent

Filing

07/02/2021

Publication

01/17/2023

PCT

GB2021051680

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Progress at the INPI

Filing07/02/21
Publication01/17/23
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 07/02/2021 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 09/24/2024. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MACFARLAN SMITH LIMITED

Inventors

N. A. (pessoa física)

S. A. (pessoa física)

Technical data

IPC Classification

C07D 211/66

Priority claims

2010168.9 · 07/02/2020

Abstract

PROCESSO PARA A PREPARAÇÃO DE CLORIDRATO DE REMIFENTANILA. A presente invenção fornece um processo para a preparação de cloridrato de remifentanila com um perfil de impureza melhorado.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento definitivo - Art. 33 da LPI

#11.1.1

09/24/2024

RPI 2803

Arquivamento - Art. 33 da LPI

#11.1

07/09/2024

RPI 2792

Notificação de entrada na fase nacional - PCT

#1.3

01/17/2023

RPI 2715

Alteração de dados cadastrais

#1.1

12/27/2022

RPI 2712

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