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Official data from INPI

EQUIPAMENTO PARA PROCESSAMENTO CENTRALIZADO DE ALARMES

Arquivada/ExtintaInvention Patent

Application data

Number

PI8905256

Type

Invention Patent

Filing

10/17/1989

Publication

03/06/1990

Progress at the INPI

  1. Filing10/17/89
  2. Publication03/06/90
  3. Examination09/18/90
  4. Allowance11/21/95
  5. Grant02/25/97
  6. Expired12/29/09

The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NEC do Brasil S/A

SP, BR

See this company's full portfolio

Inventors

C. S. (pessoa física)

BR

U. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 17/10/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

02/25/1997

RPI 1369

Notificação para pagamento de retribuição

#13.1

06/18/1996

RPI 1333

Deferimento

#9.1

11/21/1995

RPI 1303

Exigência - art. 36 da LPI

#6.1

06/13/1995

RPI 1280

Retificação

#15.6

03/14/1995

RPI 1267

Retificação

#15.3

11/01/1994

RPI 1248

Exigência - art. 36 da LPI

#6.1

03/15/1994

RPI 1215

Solicitação de exame técnico

#4.1

09/18/1990

RPI 1033

Pedido de patente depositado

#2.1

03/06/1990

RPI 1008

Publicação antecipada

#3.2

03/06/1990

RPI 1008

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