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Official data from INPI

EQUIPAMENTO PARA REMOCAO DE ODORES,TOXICOS E IMPUREZAS NOS DERIVADOS DE PETROLEO(SOLVENTES-OLEOS),ALCOOIS,OLEOS VEGETAIS E PRODUTOS QUIMICOS EM GERAL

Em AnáliseInvention Patent

Application data

Number

PI8306625

Type

Invention Patent

Filing

12/02/1983

Publication

07/09/1985

Progress at the INPI

Under appeal
  1. Filing12/02/83
  2. Publication07/09/85
  3. Examination08/11/87
  4. Refused03/05/91
  5. Grant
  6. In force

The application was refused by the INPI on 03/05/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/11/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. V. (pessoa física)

Inventors

V. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/11/1987

RPI 877

Publicação do pedido de patente

#3.1

07/09/1985

RPI 768

Pedido de patente depositado

#2.1

02/14/1984

RPI 695

Indeferimento

#9.2

03/05/1991

RPI 1057

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