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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE DERIVADOS DE PIPERAZINA

IndeferidaInvention Patent

Application data

Number

PI8202085

Type

Invention Patent

Filing

04/07/1982

Publication

03/22/1983

Progress at the INPI

Under appeal
  1. Filing04/07/82
  2. Publication03/22/83
  3. Examination03/12/85
  4. Refused02/04/86
  5. Grant
  6. In force

The application was refused by the INPI on 02/04/1986. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 02/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Nippon Chemiphar Co., Ltd.

JP

See this company's full portfolio

Inventors

K. K. (pessoa física)

GB

M. M. (pessoa física)

JP

T. O. (pessoa física)

JP

T. M. (pessoa física)

JP

T. K. (pessoa física)

JP

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

02/04/1986

RPI 798

Solicitação de exame técnico

#4.1

03/12/1985

RPI 751

Publicação do pedido de patente

#3.1

03/22/1983

RPI 648

Pedido de patente depositado

#2.1

06/01/1982

RPI 606

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