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Official data from INPI

COMPOSICAO HERBICIDA E PROCESSOS DE CONTROLE DE ERVAS DANINHAS E DE FABRICACAO DA MESMA

ConcedidaInvention Patent

Application data

Number

PI8100804

Type

Invention Patent

Filing

02/19/1980

Publication

-

Progress at the INPI

  1. Filing02/19/80
  2. Publication
  3. Examination01/26/82
  4. Allowance06/14/88
  5. Grant04/25/89
  6. Terminated08/23/94

The patent was granted on 04/25/1989 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: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PPG INDUSTRIES INC

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Inventors

L. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/25/1989

RPI 966

Notificação para pagamento de retribuição

#13.1

10/04/1988

RPI 937

Deferimento

#9.1

06/14/1988

RPI 921

Exigência - art. 36 da LPI

#6.1

01/27/1987

RPI 849

Exigência - art. 36 da LPI

#6.1

05/06/1986

RPI 811

Exigência - art. 36 da LPI

#6.1

11/05/1985

RPI 785

Exigência - art. 36 da LPI

#6.1

04/17/1984

RPI 704

Solicitação de exame técnico

#4.1

01/26/1982

RPI 588

Anuidade - prazo legal encerrado

#18.2

08/23/1994

RPI 1238

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