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Official data from INPI

Processo de preparação de derivados benzênicos por reação de um halogeno-benzeno ativo com um reagente orgânico aniônico, oxigenado ou sulfurado.

ConcedidaInvention Patent

Application data

Number

PI8003976

Type

Invention Patent

Filing

06/25/1980

Publication

-

Progress at the INPI

  1. Filing06/25/80
  2. Publication
  3. Examination02/08/83
  4. Allowance09/01/87
  5. Grant04/26/88
  6. Terminated02/04/92

The patent was granted on 04/26/1988 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: 04/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rhone-Poulenc Industries

FR

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Inventors

S. G. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

79 16544 · 06/27/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/26/1988

RPI 914

Notificação para pagamento de retribuição

#13.1

01/26/1988

RPI 901

Deferimento

#9.1

09/01/1987

RPI 880

11.7

09/23/1986

RPI 831

Arquivamento - Art. 36 §1° da LPI

#11.2

07/15/1986

RPI 821

Exigência - art. 36 da LPI

#6.1

09/03/1985

RPI 776

Exigência - art. 36 da LPI

#6.1

01/31/1984

RPI 693

Solicitação de exame técnico

#4.1

02/08/1983

RPI 642

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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