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Official data from INPI

Processo para preparar um ácido carboxílico.

ConcedidaInvention Patent

Application data

Number

PI8101022

Type

Invention Patent

Filing

02/20/1981

Publication

-

Progress at the INPI

  1. Filing02/20/81
  2. Publication
  3. Examination09/13/83
  4. Allowance01/15/85
  5. Grant07/30/85
  6. Terminated02/04/92

The patent was granted on 07/30/1985 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: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rhone-Poulenc Industries

FR

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Inventors

G. J. (pessoa física)

P. R. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

80 04124 · 01/21/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

05/07/1985

RPI 759

Deferimento

#9.1

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

05/15/1984

RPI 708

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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