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Official data from INPI

APERFEIÇOAMENTO EM MÁQUINA EMPACOTADEIRA DE LEITE

PublicadaInvention Patent

Application data

Number

PI8900769

Type

Invention Patent

Filing

02/16/1989

Publication

07/25/1989

Progress at the INPI

  1. Filing02/16/89
  2. Publication07/25/89
  3. Examination03/01/90
  4. Allowance12/01/92
  5. Grant07/27/93
  6. Expired12/15/09

The letters patent expired on 12/15/2009: 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Prepac do Brasil Máquinas Automáticas de Embalagem Ltda.

SP, BR

Inventors

M. O. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação antecipada

#3.2

07/25/1989

RPI 979

Pedido de patente depositado

#2.1

04/11/1989

RPI 964

Carta-patente expirada

#21.1

Patente extinta em 16/02/2004

12/15/2009

RPI 2032

Concessão da patente

#16.1

07/27/1993

RPI 1182

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

03/01/1990

RPI 1007

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