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Official data from INPI

DISPOSITIVO ABRIDOR PARA A ABERTURA DE FARDOS DE FIBRA PRENSADOS

PublicadaInvention Patent

Application data

Number

PI8705425

Type

Invention Patent

Filing

10/09/1987

Publication

05/24/1988

Progress at the INPI

  1. Filing10/09/87
  2. Publication05/24/88
  3. Examination08/21/90
  4. Allowance01/31/95
  5. Grant07/25/95
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Truetzschler GmbH & Co. Kg

DE

See this company's full portfolio

Inventors

F. L. (pessoa física)

DE

J. T. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 36 34 709.4 · 10/11/1986

DE

P 37 22 201.5 · 07/04/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/24/1988

RPI 918

Pedido de patente depositado

#2.1

02/23/1988

RPI 905

Carta-patente expirada

#21.1

Patente extinta em 09/10/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

07/25/1995

RPI 1286

Notificação para pagamento de retribuição

#13.1

06/20/1995

RPI 1281

Deferimento

#9.1

01/31/1995

RPI 1261

Exigência - art. 36 da LPI

#6.1

11/23/1993

RPI 1199

Solicitação de exame técnico

#4.1

08/21/1990

RPI 1029

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