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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE UM DERIVADO DE PIRIDAZINONA

ConcedidaInvention Patent

Application data

Number

PI8301107

Type

Invention Patent

Filing

03/07/1983

Publication

11/22/1983

Progress at the INPI

  1. Filing03/07/83
  2. Publication11/22/83
  3. Examination12/03/85
  4. Allowance12/13/88
  5. Grant09/26/89
  6. Terminated08/29/95

The patent was granted on 09/26/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Nissan Chemical Industries Ltd.

JP

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Inventors

K. H. (pessoa física)

JP

M. T. (pessoa física)

JP

M. B. (pessoa física)

JP

M. H. (pessoa física)

JP

Y. O. (pessoa física)

JP

Technical data

Priority claims

JP

149446/1982 · 08/27/1982

JP

182499/1982 · 10/18/1982

JP

206.438/1982 · 11/25/1982

JP

34.991/1982 · 03/05/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

04/25/1989

RPI 966

Deferimento

#9.1

12/13/1988

RPI 947

Exigência - art. 36 da LPI

#6.1

06/07/1988

RPI 920

Solicitação de exame técnico

#4.1

12/03/1985

RPI 789

Publicação do pedido de patente

#3.1

11/22/1983

RPI 683

Pedido de patente depositado

#2.1

04/19/1983

RPI 652

Anuidade - prazo legal encerrado

#18.2

08/29/1995

RPI 1291

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