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Official data from INPI

PROCESSO PARA A OBTENCAO DE SULFONAMIDAS HERBICIDAS

ConcedidaInvention Patent

Application data

Number

PI7702160

Type

Invention Patent

Filing

02/23/1977

Publication

-

Progress at the INPI

  1. Filing02/23/77
  2. Publication
  3. Examination
  4. Allowance07/13/82
  5. Grant12/27/83
  6. Terminated01/21/92

The patent was granted on 12/27/1983 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: 12/27/1983. We update with every new RPI gazette, published weekly.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/27/1983

RPI 688

Notificação para pagamento de retribuição

#13.1

11/16/1983

RPI 682

110

09/06/1983

RPI 672

Recurso

#12.1

11/16/1982

RPI 630

Deferimento

#9.1

07/13/1982

RPI 612

Anuidade - prazo legal encerrado

#18.2

01/21/1992

RPI 1103

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