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

"LUBRIFICANTE , PROCESSO PARA SUA PREPARAÇÃO E PROCESSO PARA CONFORMAÇÃO DE MATERIAIS PLÁSTICOS.

Em AnáliseInvention Patent

Application data

Number

PI7707909

Type

Invention Patent

Filing

11/28/1977

Publication

-

Progress at the INPI

  1. Filing11/28/77
  2. Publication
  3. Examination
  4. Allowance02/16/83
  5. Grant08/30/83
  6. Terminated12/15/87

The patent was granted on 08/30/1983 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: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AKZO N.V.

See this company's full portfolio

Inventors

H. P. (pessoa física)

K. S. (pessoa física)

W. H. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

2656932.4 · 12/16/1976

DE

P:. 26.56 932.4 · 12/16/1976

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/15/1987

RPI 895

Concessão da patente

#16.1

08/30/1983

RPI 671

Notificação para pagamento de retribuição

#13.1

06/14/1983

RPI 660

Deferimento

#9.1

02/16/1983

RPI 643

Conhecimento de parecer técnico

#7.1

08/10/1982

RPI 616

Patent monitoring

Track this patent in real time.

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