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

Processo e instalação para o estabelecimento de uma conexão em espiral.

ConcedidaInvention Patent

Application data

Number

PI8205405

Type

Invention Patent

Filing

09/15/1919

Publication

05/02/1984

Progress at the INPI

  1. Filing09/15/19
  2. Publication05/02/84
  3. Examination07/22/86
  4. Allowance11/03/87
  5. Grant05/31/88
  6. Terminated01/03/95

The patent was granted on 05/31/1988 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: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

DE

See this company's full portfolio

Inventors

E. L. (pessoa física)

DE

P. V. (pessoa física)

DE

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

03/01/1988

RPI 906

Deferimento

#9.1

11/03/1987

RPI 889

Exigência - art. 36 da LPI

#6.1

03/24/1987

RPI 857

Solicitação de exame técnico

#4.1

07/22/1986

RPI 822

Publicação do pedido de patente

#3.1

05/02/1984

RPI 706

Pedido de patente depositado

#2.1

11/03/1982

RPI 628

Anuidade - prazo legal encerrado

#18.2

01/03/1995

RPI 1257

Patent monitoring

Track this patent in real time.

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