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Official data from INPI

ACOPLAMENTO CONJUGADO A VENTILADOR.

Em AnáliseInvention Patent

Application data

Number

PI8403622

Type

Invention Patent

Filing

07/20/1984

Publication

02/25/1986

Progress at the INPI

  1. Filing07/20/84
  2. Publication02/25/86
  3. Examination03/29/88
  4. Allowance06/05/90
  5. Grant11/27/90
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Philips do Brasil Ltda

SP, BR

See this company's full portfolio

Inventors

A. J. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/29/1988

RPI 910

Publicação do pedido de patente

#3.1

02/25/1986

RPI 801

Pedido de patente depositado

#2.1

10/02/1984

RPI 728

Carta-patente expirada

#21.1

Patente extinta em 20/07/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

11/27/1990

RPI 1043

Notificação para pagamento de retribuição

#13.1

09/18/1990

RPI 1033

Deferimento

#9.1

06/05/1990

RPI 1021

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