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Official data from INPI

Processo de preparação de para-benzoquinonas.

ConcedidaInvention Patent

Application data

Number

PI8000952

Type

Invention Patent

Filing

02/15/1980

Publication

-

Progress at the INPI

  1. Filing02/15/80
  2. Publication
  3. Examination11/09/82
  4. Allowance06/26/84
  5. Grant12/26/84
  6. Terminated02/11/92

The patent was granted on 12/26/1984 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: 12/26/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rhone-Poulenc Industries

FR

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Inventors

C. M. (pessoa física)

J. M. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

79 05105 · 02/21/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

10/23/1984

RPI 731

Deferimento

#9.1

06/26/1984

RPI 714

Exigência - art. 36 da LPI

#6.1

11/22/1983

RPI 683

Solicitação de exame técnico

#4.1

11/09/1982

RPI 629

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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