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Official data from INPI

DISPOSITIVO PARA O AJUNTAMENTO AUTOMÁTICO DE UM VELO DE FIBRAS PARA UMA MECHA DE CARDA, POR EXEMPLO EM UMA CARDA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9102135

Type

Invention Patent

Filing

05/24/1991

Publication

12/24/1991

Progress at the INPI

  1. Filing05/24/91
  2. Publication12/24/91
  3. Examination10/19/93
  4. Allowance10/31/00
  5. Grant03/06/01
  6. Expired06/04/13

The letters patent expired on 06/04/2013: 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: 06/04/2013. 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

Technical data

IPC Classification

Priority claims

DE

P 40 17 064.0 · 05/26/1990

DE

P 40 25 854.8 · 08/16/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 24/05/2011

06/04/2013

RPI 2213

Concessão da patente

#16.1

03/06/2001

RPI 1574

Deferimento

#9.1

10/31/2000

RPI 1556

Exigência - art. 36 da LPI

#6.1

10/27/1998

RPI 1451

Solicitação de exame técnico

#4.1

10/19/1993

RPI 1194

Publicação do pedido de patente

#3.1

12/24/1991

RPI 1099

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