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

CALÇO RESISTENTE À CORROSÃO PARA UNIR ELETRICAMENTE MATERIAIS INCOMPATÍVEIS

DeferidaInvention Patent

Application data

Number

PI8405632

Type

Invention Patent

Filing

11/05/1984

Publication

09/10/1985

Progress at the INPI

  1. Filing11/05/84
  2. Publication09/10/85
  3. Examination03/18/86
  4. Allowance09/05/89
  5. Grant04/24/90
  6. Terminated09/12/95

The patent was granted on 04/24/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

U. C. (pessoa física)

US

See this company's full portfolio

Inventors

E. P. (pessoa física)

US

M. F. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

549.388 · 11/07/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

09/05/1989

RPI 985

6.3

04/04/1989

RPI 963

Exigência - art. 36 da LPI

#6.1

01/17/1989

RPI 952

Exigência - art. 36 da LPI

#6.1

11/01/1988

RPI 941

6.2

08/09/1988

RPI 929

Solicitação de exame técnico

#4.1

03/18/1986

RPI 804

Publicação do pedido de patente

#3.1

09/10/1985

RPI 777

Pedido de patente depositado

#2.1

01/22/1985

RPI 744

Anuidade - prazo legal encerrado

#18.2

09/12/1995

RPI 1293

Concessão da patente

#16.1

04/24/1990

RPI 1015

Notificação para pagamento de retribuição

#13.1

01/09/1990

RPI 1001

Patent monitoring

Track this patent in real time.

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