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Official data from INPI

DERIVADO DE TETRAIDROBENZOTIAZOL, COMPOSTO E COMPOSICAO HERBICIDA

ConcedidaInvention Patent

Application data

Number

PI8207472

Type

Invention Patent

Filing

12/24/1981

Publication

10/18/1983

Progress at the INPI

  1. Filing12/24/81
  2. Publication10/18/83
  3. Examination04/16/85
  4. Allowance10/04/88
  5. Grant06/27/89
  6. Terminated04/11/95

The patent was granted on 06/27/1989 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: 06/27/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KUREHA CHEMICAL IND CO LTD [JP]

Inventors

A. K. (pessoa física)

H. (pessoa física)

K. Y. (pessoa física)

S. K. (pessoa física)

S. T. (pessoa física)

S. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/27/1989

RPI 975

Notificação para pagamento de retribuição

#13.1

01/24/1989

RPI 953

Deferimento

#9.1

10/04/1988

RPI 937

Exigência - art. 36 da LPI

#6.1

03/29/1988

RPI 910

Solicitação de exame técnico

#4.1

04/16/1985

RPI 756

Publicação do pedido de patente

#3.1

10/18/1983

RPI 678

Pedido de patente depositado

#2.1

02/16/1983

RPI 643

Anuidade - prazo legal encerrado

#18.2

04/11/1995

RPI 1271

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