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

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI7808030

Type

Invention Patent

Filing

12/06/1978

Publication

-

Progress at the INPI

  1. Filing12/06/78
  2. Publication
  3. Examination
  4. Allowance10/13/82
  5. Grant05/31/83
  6. Terminated05/04/93

The patent was granted on 05/31/1983 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: 05/31/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

See this company's full portfolio

Inventors

K. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1983

RPI 658

Notificação para pagamento de retribuição

#13.1

02/16/1983

RPI 643

Deferimento

#9.1

10/13/1982

RPI 625

Exigência - art. 36 da LPI

#6.1

05/04/1982

RPI 602

Anuidade - prazo legal encerrado

#18.2

05/04/1993

RPI 1170

Patent monitoring

Track this patent in real time.

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