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Official data from INPI

PROCESSO PARA TRATAR UMA BALANÇA DE DOSAGEM DO TIPO TRANSPORTADORA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9005009

Type

Invention Patent

Filing

10/05/1990

Publication

09/10/1991

Progress at the INPI

  1. Filing10/05/90
  2. Publication09/10/91
  3. Examination11/03/93
  4. Allowance09/13/94
  5. Grant05/30/95
  6. Expired06/01/10

The letters patent expired on 06/01/2010: 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: 06/01/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Carl Schenck AG

DE

Inventors

D. J. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 39 33 424.4 · 10/06/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 05/10/2005

06/01/2010

RPI 2056

Concessão da patente

#16.1

05/30/1995

RPI 1278

Notificação para pagamento de retribuição

#13.1

01/17/1995

RPI 1259

Deferimento

#9.1

09/13/1994

RPI 1241

Solicitação de exame técnico

#4.1

11/03/1993

RPI 1196

Publicação do pedido de patente

#3.1

09/10/1991

RPI 1084

Pedido de patente depositado

#2.1

04/09/1991

RPI 1062

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