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Official data from INPI

DERIVADOS DE LANCACIDINA E SUA PRODUÇÃO

Em AnáliseInvention Patent

Application data

Number

PI8605962

Type

Invention Patent

Filing

12/04/1986

Publication

09/15/1987

Progress at the INPI

Under appeal
  1. Filing12/04/86
  2. Publication09/15/87
  3. Examination11/28/89
  4. Refused05/12/92
  5. Grant
  6. In force

The application was refused by the INPI on 05/12/1992. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Takeda Chemical Industries, Ltd., companhia japonesa

JP

Inventors

I. M. (pessoa física)

JP

N. H. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

238788/86 · 10/06/1986

JP

274256/85 · 12/05/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/28/1989

RPI 997

Publicação do pedido de patente

#3.1

09/15/1987

RPI 882

Pedido de patente depositado

#2.1

05/05/1987

RPI 863

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: A61K 31/365; A23K 1/17; C07D 493/08.

03/27/2018

RPI 2464

Indeferimento

#9.2

05/12/1992

RPI 1119

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