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

PROCESSO E DISPOSITIVO DE SELAGEM

Arquivada/ExtintaInvention Patent

Application data

Number

PI8906457

Type

Invention Patent

Filing

12/14/1989

Publication

08/28/1990

Progress at the INPI

  1. Filing12/14/89
  2. Publication08/28/90
  3. Examination01/15/91
  4. Allowance12/01/92
  5. Grant06/29/93
  6. Expired12/29/09

The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Societe Des Produits Nestle SA

CH

See this company's full portfolio

Inventors

W. L. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

4633/88 · 12/15/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 14/12/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

06/29/1993

RPI 1178

Notificação para pagamento de retribuição

#13.1

04/20/1993

RPI 1168

Deferimento

#9.1

12/01/1992

RPI 1148

Exigência - art. 36 da LPI

#6.1

05/12/1992

RPI 1119

Solicitação de exame técnico

#4.1

01/15/1991

RPI 1050

Publicação do pedido de patente

#3.1

08/28/1990

RPI 1030

Pedido de patente depositado

#2.1

03/27/1990

RPI 1011

Related

Same category

Patent monitoring

Track this patent in real time.

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