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

PROCESSO DE OBTENÇÃO DE GALACTOMANANAS.

ConcedidaInvention Patent

Application data

Number

PI8305403

Type

Invention Patent

Filing

09/30/1983

Publication

05/07/1985

Progress at the INPI

  1. Filing09/30/83
  2. Publication05/07/85
  3. Examination08/13/85
  4. Allowance12/29/87
  5. Grant08/30/88
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Petróleo Brasileiro S/A - Petrobrás

RJ, BR

See this company's full portfolio

Inventors

K. N. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

01/21/1987

RPI 848

Solicitação de exame técnico

#4.1

08/13/1985

RPI 773

Publicação do pedido de patente

#3.1

05/07/1985

RPI 759

Pedido de patente depositado

#2.1

12/13/1983

RPI 686

Carta-patente expirada

#21.1

Patente extinta em 30/09/98

07/01/2008

RPI 1956

Patent monitoring

Track this patent in real time.

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