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Official data from INPI

PROCESSO DE PREPARAÇÃO DE ÉSTERES DE ÁCIDOS CARBOXÍLICOS BETA, - INSATURADOS, E PROCESSO DE PREPARAÇÃO DE PENTENO-3 OATO DE ETILA

ConcedidaInvention Patent

Application data

Number

PI8200332

Type

Invention Patent

Filing

01/22/1982

Publication

11/23/1982

Progress at the INPI

  1. Filing01/22/82
  2. Publication11/23/82
  3. Examination07/24/84
  4. Allowance03/11/86
  5. Grant09/30/86
  6. Terminated10/29/96

The patent was granted on 09/30/1986 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: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rhone-Poulenc Industries

FR

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Inventors

J. J. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

81 01205 · 01/23/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/30/1986

RPI 832

Notificação para pagamento de retribuição

#13.1

07/01/1986

RPI 819

Deferimento

#9.1

03/11/1986

RPI 803

Exigência - art. 36 da LPI

#6.1

04/16/1985

RPI 756

Solicitação de exame técnico

#4.1

07/24/1984

RPI 718

Publicação do pedido de patente

#3.1

11/23/1982

RPI 631

Pedido de patente depositado

#2.1

03/16/1982

RPI 595

Anuidade - prazo legal encerrado

#18.2

10/29/1996

RPI 1352

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