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

PROCESO E APARELHO DE PRODUÇÃO DE PRÉ-FORMA DE FIBRA ÓTICA.

Em AnáliseInvention Patent

Application data

Number

PI8005449

Type

Invention Patent

Filing

08/28/1980

Publication

-

Progress at the INPI

  1. Filing08/28/80
  2. Publication
  3. Examination
  4. Allowance12/21/82
  5. Grant09/27/83
  6. Terminated09/25/90

The patent was granted on 09/27/1983 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: 12/10/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cselt Centro Studi e Laboratori Telecomunicazioni S.p.a.

IT

See this company's full portfolio

Inventors

R. G. (pessoa física)

V. P. (pessoa física)

Technical data

IPC Classification

Priority claims

IT

68789-A/79 · 09/10/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

12/10/1985

RPI 790

Concessão da patente

#16.1

09/27/1983

RPI 675

Notificação para pagamento de retribuição

#13.1

05/24/1983

RPI 657

Deferimento

#9.1

12/21/1982

RPI 635

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era G02B 5/16.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

Patent monitoring

Track this patent in real time.

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