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Official data from INPI

PROCESSO E DISPOSITIVO PARA O ESVAZIAMENTO DE FARDOS DE FIBRA

Em AnáliseInvention Patent

Application data

Number

PI8601651

Type

Invention Patent

Filing

04/11/1986

Publication

12/16/1986

Progress at the INPI

  1. Filing04/11/86
  2. Publication12/16/86
  3. Examination02/17/88
  4. Allowance01/19/93
  5. Grant07/27/93
  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: 02/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Trutzchler GMBH & CO. KG

DE

Inventors

F. L. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 35 13 295.7 · 04/13/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/17/1988

RPI 904

Publicação do pedido de patente

#3.1

12/16/1986

RPI 843

Pedido de patente depositado

#2.1

10/29/1986

RPI 836

Carta-patente expirada

#21.1

Patente extinta em 11/04/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

07/27/1993

RPI 1182

Notificação para pagamento de retribuição

#13.1

05/04/1993

RPI 1170

Deferimento

#9.1

01/19/1993

RPI 1155

Exigência - art. 36 da LPI

#6.1

10/01/1991

RPI 1087

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