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

COMPOSTOS E PROCESSO PARA SUA PREPARACAO

ConcedidaInvention Patent

Application data

Number

PI7903857

Type

Invention Patent

Filing

06/19/1978

Publication

-

Progress at the INPI

  1. Filing06/19/78
  2. Publication
  3. Examination03/09/82
  4. Allowance08/16/83
  5. Grant02/28/84
  6. Terminated09/25/90

The patent was granted on 02/28/1984 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: 02/28/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. F. (pessoa física)

Inventors

C. D. (pessoa física)

C. F. (pessoa física)

F. A. (pessoa física)

R. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/28/1984

RPI 697

Notificação para pagamento de retribuição

#13.1

12/06/1983

RPI 685

Deferimento

#9.1

08/16/1983

RPI 669

Exigência - art. 36 da LPI

#6.1

03/15/1983

RPI 647

Solicitação de exame técnico

#4.1

03/09/1982

RPI 594

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.