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

PROCESSO PARA PRODUCAO DE UMA COMPOSICAO DE REVESTIMENTO DE PIGMENTADA PARA PAPEL E COMPOSICAO ASSIM OBTIDA

ConcedidaInvention Patent

Application data

Number

PI7808191

Type

Invention Patent

Filing

12/15/1977

Publication

-

Progress at the INPI

  1. Filing12/15/77
  2. Publication
  3. Examination
  4. Allowance10/04/88
  5. Grant04/25/89
  6. Expired05/24/94

The letters patent expired on 05/24/1994: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CPC INTERNATIONAL INC

See this company's full portfolio

Inventors

M. T. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/25/1989

RPI 966

Notificação para pagamento de retribuição

#13.1

01/24/1989

RPI 953

Deferimento

#9.1

10/04/1988

RPI 937

Exigência - art. 36 da LPI

#6.1

06/02/1987

RPI 867

6.2

03/16/1982

RPI 595

Carta-patente expirada

#21.1

05/24/1994

RPI 1225

Patent monitoring

Track this patent in real time.

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