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Official data from INPI

APERFEIÇOAMENTOS EM DISPOSITIVO PARA SEPARAÇÃO DE TALOS E ALIMENTAÇÃO DE FUMO A MÁQUINAS DE FABRICAÇÃO DE CIGARROS

PublicadaInvention Patent

Application data

Number

PI8801548

Type

Invention Patent

Filing

03/28/1988

Publication

10/31/1989

Progress at the INPI

  1. Filing03/28/88
  2. Publication10/31/89
  3. Examination08/07/90
  4. Allowance08/17/93
  5. Grant06/28/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Souza Cruz S/A

RJ, BR

See this company's full portfolio

Inventors

J. H. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/31/1989

RPI 993

Pedido de patente depositado

#2.1

07/12/1988

RPI 925

Carta-patente expirada

#21.1

Patente extinta em 28/03/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

06/28/1994

RPI 1230

Notificação para pagamento de retribuição

#13.1

01/18/1994

RPI 1207

Deferimento

#9.1

08/17/1993

RPI 1185

Solicitação de exame técnico

#4.1

08/07/1990

RPI 1027

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