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

Processo para fabricação de composições de polimento.

ConcedidaInvention Patent

Application data

Number

PI8008474

Type

Invention Patent

Filing

12/23/1980

Publication

-

Progress at the INPI

  1. Filing12/23/80
  2. Publication
  3. Examination08/30/83
  4. Allowance01/15/85
  5. Grant07/30/85
  6. Terminated02/04/92

The patent was granted on 07/30/1985 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: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rhone-Poulenc Industries

FR

See this company's full portfolio

Inventors

K. J. (pessoa física)

P. M. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

79 31742 · 12/27/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

05/07/1985

RPI 759

Deferimento

#9.1

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

09/25/1984

RPI 727

Exigência - art. 36 da LPI

#6.1

03/13/1984

RPI 699

Solicitação de exame técnico

#4.1

08/30/1983

RPI 671

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

Patent monitoring

Track this patent in real time.

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