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

DISPOSIÇÃO CONSTRUTIVA EM FILTRO PARA MOTORES

Em AnáliseUtility Model

Application data

Number

MU6200709

Type

Utility Model

Filing

05/24/1982

Publication

01/03/1984

Progress at the INPI

  1. Filing05/24/82
  2. Publication01/03/84
  3. Examination03/07/84
  4. Allowance04/16/85
  5. Grant10/29/86
  6. Expired11/15/94

The letters patent expired on 11/15/1994: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/04/1989. 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).

20.7

07/04/1989

RPI 976

20.4

06/06/1989

RPI 972

Concessão da patente

#16.1

10/29/1986

RPI 836

Notificação para pagamento de retribuição

#13.1

07/08/1986

RPI 820

110

03/18/1986

RPI 804

Recurso

#12.1

08/06/1985

RPI 772

Deferimento

#9.1

04/16/1985

RPI 756

Pedido de certificado de adição de invenção

#5.1

07/31/1984

RPI 719

Solicitação de exame técnico

#4.1

03/07/1984

RPI 698

Publicação do pedido de patente

#3.1

01/03/1984

RPI 689

Pedido de patente depositado

#2.1

07/13/1982

RPI 612

Carta-patente expirada

#21.1

11/15/1994

RPI 1250

Patent monitoring

Track this patent in real time.

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