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Official data from INPI

PROCESSO DE PREPARACAO DE ORTO-HIDROXI-BENZALDEIDOS

ConcedidaInvention Patent

Application data

Number

PI8205908

Type

Invention Patent

Filing

10/09/1981

Publication

09/06/1983

Progress at the INPI

  1. Filing10/09/81
  2. Publication09/06/83
  3. Examination09/24/85
  4. Allowance06/14/88
  5. Grant12/27/88
  6. Terminated01/03/95

The patent was granted on 12/27/1988 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: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RHONE POULENC SPEC CHIM [FR]

Inventors

K. F. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/27/1988

RPI 949

Notificação para pagamento de retribuição

#13.1

10/04/1988

RPI 937

Deferimento

#9.1

06/14/1988

RPI 921

Conhecimento de parecer técnico

#7.1

08/12/1986

RPI 825

Solicitação de exame técnico

#4.1

09/24/1985

RPI 779

Publicação do pedido de patente

#3.1

09/06/1983

RPI 672

Pedido de patente depositado

#2.1

12/07/1982

RPI 633

Anuidade - prazo legal encerrado

#18.2

01/03/1995

RPI 1257

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