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Official data from INPI

ALIMENTADOR PARA MAQUINA DE EMBALAGEM

Prazo de SigiloInvention Patent

Application data

Number

PI8804387

Type

Invention Patent

Filing

08/24/1988

Publication

04/17/1990

Progress at the INPI

  1. Filing08/24/88
  2. Publication04/17/90
  3. Examination10/09/90
  4. Allowance10/01/91
  5. Grant05/26/92
  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: 01/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Otto Haensel Equipamentos Industriais LTDA

SP, BR

Inventors

W. L. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

01/24/1989

RPI 953

Carta-patente expirada

#21.1

Patente extinta em 24/08/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

05/26/1992

RPI 1121

Notificação para pagamento de retribuição

#13.1

02/04/1992

RPI 1105

Deferimento

#9.1

10/01/1991

RPI 1087

Solicitação de exame técnico

#4.1

10/09/1990

RPI 1036

Publicação do pedido de patente

#3.1

04/17/1990

RPI 1014

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