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Official data from INPI

COMUTADOR DE ACIONAMENTO MANUAL E LIBERAÇÃO ELETROMAGNÉTICA

Em AnáliseInvention Patent

Application data

Number

PI8802795

Type

Invention Patent

Filing

06/08/1988

Publication

01/03/1989

Progress at the INPI

  1. Filing06/08/88
  2. Publication01/03/89
  3. Examination10/31/89
  4. Allowance06/07/94
  5. Grant01/31/95
  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.

Talk to a specialist

Latest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. N. (pessoa física)

CH

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Inventors

G. A. (pessoa física)

AT

Technical data

IPC Classification

Priority claims

AT

A 1455/87 · 06/09/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/31/1989

RPI 993

Publicação do pedido de patente

#3.1

01/03/1989

RPI 950

Pedido de patente depositado

#2.1

11/01/1988

RPI 941

Carta-patente expirada

#21.1

Patente extinta em 08/06/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

01/31/1995

RPI 1261

Notificação para pagamento de retribuição

#13.1

10/11/1994

RPI 1245

Deferimento

#9.1

06/07/1994

RPI 1227

Exigência - art. 36 da LPI

#6.1

11/23/1993

RPI 1199

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