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Official data from INPI

INTERRUPTOR ELÉTRICO COM BOTÃO DE PRESSÃO

Em AnáliseInvention Patent

Application data

Number

PI8803194

Type

Invention Patent

Filing

06/24/1988

Publication

01/24/1989

Progress at the INPI

  1. Filing06/24/88
  2. Publication01/24/89
  3. Examination05/30/89
  4. Allowance03/01/94
  5. Grant10/25/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Leopold Kostal Gmbh & Co. Kg

DE

See this company's full portfolio

Inventors

M. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 3721359.8-34 · 06/29/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/30/1989

RPI 971

Publicação do pedido de patente

#3.1

01/24/1989

RPI 953

Pedido de patente depositado

#2.1

11/22/1988

RPI 944

Carta-patente expirada

#21.1

Patente extinta em 24/06/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

10/25/1994

RPI 1247

Notificação para pagamento de retribuição

#13.1

06/14/1994

RPI 1228

Deferimento

#9.1

03/01/1994

RPI 1213

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