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

ROLOS DE EXTRAÇÃO DE CALDO DE CANA.

Em AnáliseInvention Patent

Application data

Number

PI8502664

Type

Invention Patent

Filing

06/04/1985

Publication

01/06/1987

Progress at the INPI

  1. Filing06/04/85
  2. Publication01/06/87
  3. Examination01/17/89
  4. Allowance03/02/93
  5. Grant09/28/93
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 01/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. Dedini S/A Metalúrgica

SP, BR

See this company's full portfolio

Inventors

O. N. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

01/17/1989

RPI 952

Publicação do pedido de patente

#3.1

01/06/1987

RPI 846

Pedido de patente depositado

#2.1

08/27/1985

RPI 775

Carta-patente expirada

#21.1

Patente extinta em 04/06/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

09/28/1993

RPI 1191

Notificação para pagamento de retribuição

#13.1

06/15/1993

RPI 1176

Deferimento

#9.1

03/02/1993

RPI 1161

Republicação - classificação IPC

#15.11

08/11/1992

RPI 1132

Exigência - art. 36 da LPI

#6.1

10/08/1991

RPI 1088

Patent monitoring

Track this patent in real time.

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