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

PROCESSO PARA A SEPARACAO DE UMA MISTURA LIQUIDA

PublicadaInvention Patent

Application data

Number

PI8701326

Type

Invention Patent

Filing

03/24/1987

Publication

01/05/1988

Progress at the INPI

Technical opinion to answer
  1. Filing03/24/87
  2. Publication01/05/88
  3. Examination04/24/90
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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: 01/05/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GKSS, Forschungszentrum Geesthcht GmbH

DE

Inventors

K. D. (pessoa física)

S. F. (pessoa física)

W. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/05/1988

RPI 898

Pedido de patente depositado

#2.1

07/07/1987

RPI 872

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C12F 1/00; B01D 13/00; C07C 31/08; C12P 7/06; C07C 31/00; C12P 7/02.

03/27/2018

RPI 2464

Retificação

#15.3

03/23/1993

RPI 1164

Conhecimento de parecer técnico

#7.1

01/21/1992

RPI 1103

Solicitação de exame técnico

#4.1

04/24/1990

RPI 1015

Patent monitoring

Track this patent in real time.

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