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

APERFEIÇOAMENTO EM CRIVO DE CHUVEIRO.

Em AnáliseUtility Model

Application data

Number

MU5901622

Type

Utility Model

Filing

11/29/1979

Publication

-

Progress at the INPI

  1. Filing11/29/79
  2. Publication
  3. Examination
  4. Allowance12/13/83
  5. Grant01/15/85
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 03/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Produtos Elétricos Corona Ltda.

SP, BR

See this company's full portfolio

Inventors

T. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

320

03/17/1987

RPI 856

300

04/22/1986

RPI 809

201

12/17/1985

RPI 791

Pedido de licença voluntária

#17.1

07/30/1985

RPI 771

210

06/11/1985

RPI 764

Concessão da patente

#16.1

01/15/1985

RPI 743

Notificação para pagamento de retribuição

#13.1

10/30/1984

RPI 732

110

09/04/1984

RPI 724

Recurso

#12.1

03/27/1984

RPI 701

Deferimento

#9.1

12/13/1983

RPI 686

Exigência - art. 36 da LPI

#6.1

08/16/1983

RPI 669

Exigência - art. 36 da LPI

#6.1

08/03/1982

RPI 615

Pedido de certificado de adição de invenção

#5.1

03/02/1982

RPI 593

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

Patent monitoring

Track this patent in real time.

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