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Official data from INPI

PROCESSO DE ETERIFICACAO DE UMA FUNCAO FENOLICA

ConcedidaInvention Patent

Application data

Number

PI8205650

Type

Invention Patent

Filing

09/29/1981

Publication

08/30/1983

Progress at the INPI

  1. Filing09/29/81
  2. Publication08/30/83
  3. Examination09/17/85
  4. Allowance05/17/88
  5. Grant12/27/88
  6. Terminated02/11/92

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

R. S. (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

09/06/1988

RPI 933

Deferimento

#9.1

05/17/1988

RPI 917

Exigência - art. 36 da LPI

#6.1

09/30/1986

RPI 832

Solicitação de exame técnico

#4.1

09/17/1985

RPI 778

Publicação do pedido de patente

#3.1

08/30/1983

RPI 671

Pedido de patente depositado

#2.1

11/16/1982

RPI 630

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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