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

FILTRO PARA FLUIDOS

IndeferidaInvention Patent

Application data

Number

PI8104288

Type

Invention Patent

Filing

07/06/1981

Publication

02/16/1983

Progress at the INPI

Under appeal
  1. Filing07/06/81
  2. Publication02/16/83
  3. Examination08/02/83
  4. Refused09/03/85
  5. Grant
  6. In force

The application was refused by the INPI on 09/03/1985. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 09/03/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Filtros Irlemp Racor Indústria e Comércio Ltda

SP, BR

Inventors

B. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

09/03/1985

RPI 776

Pedido de certificado de adição de invenção

#5.1

12/20/1983

RPI 687

Solicitação de exame técnico

#4.1

08/02/1983

RPI 667

Publicação do pedido de patente

#3.1

02/16/1983

RPI 643

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B01D 17/00; B01D 21/26; B01D 23/00.

03/27/2018

RPI 2464

Patent monitoring

Track this patent in real time.

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