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Official data from INPI

DISPOSITIVO PARA A ALIMENTAÇÃO DOSADA DE MATERIAL A GRANEL PARA LOCAIS DE CONSUMO

DeferidaInvention Patent

Application data

Number

PI8504984

Type

Invention Patent

Filing

10/08/1985

Publication

07/29/1986

Progress at the INPI

  1. Filing10/08/85
  2. Publication07/29/86
  3. Examination12/23/86
  4. Allowance08/29/89
  5. Grant05/29/90
  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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. A. (pessoa física)

DE

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Inventors

G. S. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 34 36 972.4 · 10/09/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

08/29/1989

RPI 984

Solicitação de exame técnico

#4.1

12/23/1986

RPI 844

Publicação do pedido de patente

#3.1

07/29/1986

RPI 823

Pedido de patente depositado

#2.1

12/10/1985

RPI 790

Carta-patente expirada

#21.1

Patente extinta em 08/10/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

05/29/1990

RPI 1020

Notificação para pagamento de retribuição

#13.1

01/09/1990

RPI 1001

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