(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

SISTEMA DE OXIMETRIA PARA MEDIR A SATURAÇÃO DE OXIGÊNIO NO SANGUE

Prazo de SigiloInvention Patent

Application data

Number

PI8805227

Type

Invention Patent

Filing

10/11/1988

Publication

05/22/1990

Progress at the INPI

  1. Filing10/11/88
  2. Publication05/22/90
  3. Examination08/18/92
  4. Allowance04/14/98
  5. Grant11/24/98
  6. Expired12/18/12

The letters patent expired on 12/18/2012: 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: 02/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Johnson & Johnson

US

See this company's full portfolio

Inventors

L. H. (pessoa física)

US

R. M. (pessoa física)

US

R. H. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

107.138 · 10/09/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

02/21/1989

RPI 957

Carta-patente expirada

#21.1

Patente extinta em 24/11/2008

12/18/2012

RPI 2189

Concessão da patente

#16.1

11/24/1998

RPI 1455

Deferimento

#9.1

04/14/1998

RPI 1425

Exigência - art. 36 da LPI

#6.1

06/03/1997

RPI 1383

Solicitação de exame técnico

#4.1

08/18/1992

RPI 1133

Publicação do pedido de patente

#3.1

05/22/1990

RPI 1019

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.