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Official data from INPI

DERIVADOS DE AMIDA BIOLOGICAMENTE ATIVOS

ConcedidaInvention Patent

Application data

Number

PI8201088

Type

Invention Patent

Filing

03/02/1982

Publication

01/11/1983

Progress at the INPI

  1. Filing03/02/82
  2. Publication01/11/83
  3. Examination01/22/85
  4. Allowance08/02/88
  5. Grant03/28/89
  6. Terminated11/15/94

The patent was granted on 03/28/1989 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: 03/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

See this company's full portfolio

Inventors

D. B. (pessoa física)

GB

E. W. (pessoa física)

GB

I. K. (pessoa física)

GB

R. N. (pessoa física)

GB

Technical data

Priority claims

GB

8106817 · 03/04/1981

GB

8114393 · 05/12/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/28/1989

RPI 962

Notificação para pagamento de retribuição

#13.1

11/29/1988

RPI 945

Deferimento

#9.1

08/02/1988

RPI 928

Exigência - art. 36 da LPI

#6.1

01/12/1988

RPI 899

Exigência - art. 36 da LPI

#6.1

09/10/1985

RPI 777

Solicitação de exame técnico

#4.1

01/22/1985

RPI 744

Publicação do pedido de patente

#3.1

01/11/1983

RPI 638

Pedido de patente depositado

#2.1

04/13/1982

RPI 599

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 103/30; A01N 37/26; A01N 37/34; A01N 43/08; A01N 43/12; A01N 43/40; A01N 43/78; C07C 149/14; C07C 153/05; C07D 213/81; C07D 277/68; C07D 307/54; C07D 307/68; C07D 307/84; C07D 277/00; C07D 307/00.

03/20/2018

RPI 2463

Anuidade - prazo legal encerrado

#18.2

11/15/1994

RPI 1250

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