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Official data from INPI

DISPOSITIVO DE COMANDO DE INTERRUPTOR

Prazo de SigiloInvention Patent
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Application data

Number

PI8902507

Type

Invention Patent

Filing

05/05/1989

Publication

08/21/1990
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Progress at the INPI

  1. Filing05/05/89
  2. Publication08/21/90
  3. Examination01/15/91
  4. Allowance06/21/94
  5. Grant04/25/95
  6. Expired12/22/09

The letters patent expired on 12/22/2009: 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: 07/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Leopold Kostal GMBH & Co KG

DE

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Inventors

K. H. (pessoa física)

DE

T. A. (pessoa física)

DE

Technical data

IPC Classification

H01H 25/06H01H 3/50

Priority claims

DE

P3834390.8-34 · 10/10/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

07/11/1989

RPI 977

Carta-patente expirada

#21.1

Patente extinta em 05/05/2004

12/22/2009

RPI 2033

Concessão da patente

#16.1

04/25/1995

RPI 1273

Notificação para pagamento de retribuição

#13.1

10/25/1994

RPI 1247

Deferimento

#9.1

06/21/1994

RPI 1229

Solicitação de exame técnico

#4.1

01/15/1991

RPI 1050

Publicação do pedido de patente

#3.1

08/21/1990

RPI 1029

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