(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

APERFEIÇOAMENTOS EM EQUIPAMENTO E PROCESSO PARA SEPARAÇÃO E PURIFICAÇÃO DE GASES POR ADSORÇÃO

Em AnáliseInvention Patent
Talk to an expert

Application data

Number

PI8701634

Type

Invention Patent

Filing

04/08/1987

Publication

09/22/1987
View on INPI

Progress at the INPI

  1. Filing04/08/87
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The application was filed at the INPI on 04/08/1987. It awaits formal examination and publication in the RPI gazette.

Leave your contact and we will alert you

We track INPI publications and let you know as soon as this case moves.

We use your details only for this alert.

Latest action published by the INPI: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mangels Industrial S/A

SP, BR

See this company's full portfolio

Inventors

A. B. (pessoa física)

BR

Technical data

IPC Classification

B01D 53/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

03/29/1988

RPI 910

Solicitação de exame técnico

#4.1

11/17/1987

RPI 891

Publicação antecipada

#3.2

09/22/1987

RPI 883

Pedido de patente depositado

#2.1

07/14/1987

RPI 873

Retificação

#15.3

10/24/1995

RPI 1299

Retificação

#15.6

05/24/1994

RPI 1225

Retificação

#15.3

08/03/1993

RPI 1183

Related

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.