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Official data from INPI

DISPOSITIVO COMUTADOR ELÉTRICO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9000655

Type

Invention Patent

Filing

02/09/1990

Publication

10/15/1991

Progress at the INPI

  1. Filing02/09/90
  2. Publication10/15/91
  3. Examination01/21/92
  4. Allowance05/23/95
  5. Grant01/30/96
  6. Expired05/11/10

The letters patent expired on 05/11/2010: 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: 05/11/2010. 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

P. G. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P39 35 781.3-34 · 10/27/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 09/02/2005

05/11/2010

RPI 2053

Concessão da patente

#16.1

01/30/1996

RPI 1313

Notificação para pagamento de retribuição

#13.1

10/03/1995

RPI 1296

Deferimento

#9.1

05/23/1995

RPI 1277

Solicitação de exame técnico

#4.1

01/21/1992

RPI 1103

Publicação do pedido de patente

#3.1

10/15/1991

RPI 1089

Pedido de patente depositado

#2.1

05/15/1990

RPI 1018

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