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Official data from INPI

COMPOSTO HERBICIDA,PROCESSO PARA SUA PREPARACAO,COMPOSICAO HERBICIDA E PROCESSO PARA CONTROLAR ERVAS DANINHAS

Em AnáliseInvention Patent
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Application data

Number

PI7706563

Type

Invention Patent

Filing

08/02/1977

Publication

-
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Progress at the INPI

  1. Filing08/02/77
  2. Publication
  3. Examination
  4. Allowance
  5. Grant01/25/83
  6. Terminated12/15/87

The patent was granted on 01/25/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

U. U. (pessoa física)

Inventors

K. M. (pessoa física)

O. H. (pessoa física)

T. T. (pessoa física)

Technical data

IPC Classification

C07C 143/78

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/15/1987

RPI 895

Concessão da patente

#16.1

01/25/1983

RPI 640

Notificação para pagamento de retribuição

#13.1

11/30/1982

RPI 632

Exigência - art. 36 da LPI

#6.1

12/01/1981

RPI 580

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