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Official data from INPI

DISPOSITIVO PARA REMOÇÃO DO MATERIAL A PARTIR DE FARDOS FEITOS DE MATERIAL DE FIAÇÃO COLOCADOS EM FILEIRAS

PublicadaInvention Patent

Application data

Number

PI8606294

Type

Invention Patent

Filing

12/19/1986

Publication

10/06/1987

Progress at the INPI

  1. Filing12/19/86
  2. Publication10/06/87
  3. Examination01/09/90
  4. Allowance03/23/93
  5. Grant08/31/93
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 10/06/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Trutzschler GMBH & Co. KG

DE

See this company's full portfolio

Inventors

L. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/06/1987

RPI 885

Pedido de patente depositado

#2.1

04/28/1987

RPI 862

Carta-patente expirada

#21.1

Patente extinta em 19/12/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

08/31/1993

RPI 1187

Notificação para pagamento de retribuição

#13.1

07/13/1993

RPI 1180

Deferimento

#9.1

03/23/1993

RPI 1164

Exigência - art. 36 da LPI

#6.1

09/24/1991

RPI 1086

Solicitação de exame técnico

#4.1

01/09/1990

RPI 1001

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