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Official data from INPI

INTERMEDIÁRIO DE LINAGLIPTINA CRISTALINA E PROCESSO PARA PREPARAÇÃO DE LINAGLIPTINA

ArquivadaInvention PatentPCT · IB2018057484

Application data

Number

112020005964

Type

Invention Patent

Filing

09/27/2018

Publication

10/06/2020

PCT

IB2018057484

Progress at the INPI

  1. Filing09/27/18
  2. Publication10/06/20
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/13/2023. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BIOCON LIMITED

IN

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Inventors

D. C. (pessoa física)

IN

S. R. (pessoa física)

IN

T. P. (pessoa física)

IN

V. P. (pessoa física)

IN

Technical data

IPC Classification

Priority claims

IN

201741034292 · 09/27/2017

Abstract

A presente invenção fornece novas formas cristalinas B1 e B2 de intermediário de linagliptina de fórmula estrutural V e métodos para produção de nova forma cristalina de intermediário de linagliptina representada pela seguinte fórmula estrutural V.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

06/13/2023

RPI 2736

Parecer de pré-exame

#6.23

02/28/2023

RPI 2721

Adição na publicação

#15.35

11/23/2021

RPI 2655

Notificação de entrada na fase nacional - PCT

#1.3

10/06/2020

RPI 2596

Alteração de dados cadastrais

#1.1

09/15/2020

RPI 2593

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