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

COMPOSIÇÃO CATALÍTICA, CATALISADOR, E, PROCESSO PARA PREPARAÇÃO DO ÁCIDO META ACRÍLICO.

Em AnáliseInvention Patent

Application data

Number

PI7908476

Type

Invention Patent

Filing

12/21/1979

Publication

-

Progress at the INPI

  1. Filing12/21/79
  2. Publication
  3. Examination
  4. Allowance02/12/86
  5. Grant08/26/86
  6. Terminated10/03/89

The patent was granted on 08/26/1986 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. C. (pessoa física)

US

Inventors

K. S. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

Concessão da patente

#16.1

08/26/1986

RPI 827

Notificação para pagamento de retribuição

#13.1

06/24/1986

RPI 818

Deferimento

#9.1

02/12/1986

RPI 799

Exigência - art. 36 da LPI

#6.1

12/20/1983

RPI 687

6.2

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.