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Official data from INPI

COMPOSICOES HERBICIDAS,PROCESSO DE CONTROLE DE CRESCIMENTO DE ERVAS DANINHAS EM UM LOCAL,DERIVADOS E COMPOSICAO DE N-FENIL-PIRAZOL,PROCESSO PARA A PREPARACAO DE UM DERIVADO DE N-FENIL-PIRAZOL

ConcedidaInvention Patent

Application data

Number

PI8101115

Type

Invention Patent

Filing

02/26/1980

Publication

-

Progress at the INPI

  1. Filing02/26/80
  2. Publication
  3. Examination10/11/83
  4. Allowance04/09/85
  5. Grant08/27/85
  6. Terminated09/25/90

The patent was granted on 08/27/1985 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: 08/27/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MAY & BAKER LTD [GB]

Inventors

H. L. (pessoa física)

P. E. (pessoa física)

R. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/27/1985

RPI 775

Notificação para pagamento de retribuição

#13.1

07/30/1985

RPI 771

Deferimento

#9.1

04/09/1985

RPI 755

Exigência - art. 36 da LPI

#6.1

05/22/1984

RPI 709

Solicitação de exame técnico

#4.1

10/11/1983

RPI 677

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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