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Official data from INPI

DISPOSITIVO DE TROCA DE FERRAMENTA EM UMA MÁQUINA DE ESTAMPAR OU CISALHAR

DeferidaInvention Patent
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Application data

Number

PI8505474

Type

Invention Patent

Filing

11/01/1985

Publication

08/05/1986
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Progress at the INPI

  1. Filing11/01/85
  2. Publication08/05/86
  3. Examination05/31/88
  4. Allowance10/31/89
  5. Grant06/26/90
  6. Expired07/15/08

The letters patent expired on 07/15/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Trumpf Gmbh & Co.

DE

Inventors

H. K. (pessoa física)

DE

Technical data

IPC Classification

B23Q 3/155

Priority claims

DE

P_34 40 224.1 · 11/03/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

10/31/1989

RPI 993

Exigência - art. 36 da LPI

#6.1

05/16/1989

RPI 969

Solicitação de exame técnico

#4.1

05/31/1988

RPI 919

Republicação - classificação IPC

#15.11

03/10/1987

RPI 855

Publicação do pedido de patente

#3.1

08/05/1986

RPI 824

Pedido de patente depositado

#2.1

01/14/1986

RPI 795

Carta-patente expirada

#21.1

Patente extinta em 01/11/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

06/26/1990

RPI 1024

Notificação para pagamento de retribuição

#13.1

03/06/1990

RPI 1008

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