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

SUBSISTEMA DE COMUNICACOES DE DADOS

Concessão AnuladaInvention Patent

Application data

Number

PI7901010

Type

Invention Patent

Filing

02/28/1978

Publication

-

Progress at the INPI

  1. Filing02/28/78
  2. Publication
  3. Examination
  4. Allowance07/19/83
  5. Grant03/27/84
  6. Terminated01/28/92

The patent was granted on 03/27/1984 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: 06/19/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BURROUGHS CORP

See this company's full portfolio

Inventors

R. R. (pessoa física)

W. J. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.3

06/19/1984

RPI 713

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

11/16/1983

RPI 682

Deferimento

#9.1

07/19/1983

RPI 665

Exigência - art. 36 da LPI

#6.1

06/29/1982

RPI 610

Republicação - classificação IPC

#15.11

A classificação anterior era: H04B 3/46

08/25/2015

RPI 2329

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

Related

Same category

Patent monitoring

Track this patent in real time.

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