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Official data from INPI

COMUTADOR ELÉTRICO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9003965

Type

Invention Patent

Filing

08/06/1990

Publication

11/12/1991

Progress at the INPI

  1. Filing08/06/90
  2. Publication11/12/91
  3. Examination04/07/92
  4. Allowance12/17/96
  5. Grant01/21/98
  6. Expired01/22/13

The letters patent expired on 01/22/2013: 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: 01/22/2013. 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

A. M. (pessoa física)

DE

R. M. (pessoa física)

DE

Technical data

Priority claims

DE

P4003241.8-34 · 02/03/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 06/08/2010

01/22/2013

RPI 2194

Concessão da patente

#16.1

01/21/1998

RPI 1413

Notificação para pagamento de retribuição

#13.1

05/13/1997

RPI 1380

Deferimento

#9.1

12/17/1996

RPI 1359

Solicitação de exame técnico

#4.1

04/07/1992

RPI 1114

Publicação do pedido de patente

#3.1

11/12/1991

RPI 1093

Pedido de patente depositado

#2.1

02/19/1991

RPI 1055

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