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Official data from INPI

PROCESSO E DISPOSITIVO PARA A DESCARGA DE SACOS FEITOS DE TUBO,CHEIOS,PARA CAIXAS

ConcedidaInvention Patent

Application data

Number

PI8306700

Type

Invention Patent

Filing

12/08/1982

Publication

07/17/1984

Progress at the INPI

  1. Filing12/08/82
  2. Publication07/17/84
  3. Examination03/31/87
  4. Allowance12/29/87
  5. Grant07/26/88
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

FLUMS AG MASCHF [CH]

Inventors

B. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/26/1988

RPI 927

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Solicitação de exame técnico

#4.1

03/31/1987

RPI 858

14.1

12/30/1986

RPI 845

14.3

07/29/1986

RPI 823

Publicação do pedido de patente

#3.1

07/17/1984

RPI 717

Pedido de patente depositado

#2.1

02/14/1984

RPI 695

Carta-patente expirada

#21.1

Patente extinta em 06/12/98

08/19/2008

RPI 1963

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