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Official data from INPI

Processo para purificar ácido benzóico e ácido benzóico obtido.

Em AnáliseInvention Patent

Application data

Number

PI8401078

Type

Invention Patent

Filing

03/09/1984

Publication

10/16/1984

Progress at the INPI

Under appeal
  1. Filing03/09/84
  2. Publication10/16/84
  3. Examination09/09/86
  4. Refused08/07/90
  5. Grant
  6. In force

The application was refused by the INPI on 08/07/1990. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Chimica Del Friuli S.p.A.

IT

Inventors

F. S. (pessoa física)

R. P. (pessoa física)

S. P. (pessoa física)

Technical data

IPC Classification

Priority claims

IT

20042 /83 · 03/11/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

11/07/1989

RPI 994

Solicitação de exame técnico

#4.1

09/09/1986

RPI 829

Publicação do pedido de patente

#3.1

10/16/1984

RPI 730

Pedido de patente depositado

#2.1

05/15/1984

RPI 708

Indeferimento

#9.2

08/07/1990

RPI 1027

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