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Official data from INPI

CATETER ORIENTÁVEL PARA MEDIR A VELOCIDADE DE UM FLUIDO BIOLÓGICO E CATETER ANGIOPLÁSTICO

Em AnáliseInvention Patent

Application data

Number

PI8604395

Type

Invention Patent

Filing

09/12/1986

Publication

05/12/1987

Progress at the INPI

  1. Filing09/12/86
  2. Publication05/12/87
  3. Examination09/08/87
  4. Allowance08/04/92
  5. Grant04/27/93
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 09/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Howmedica Inc

US

Pfizer Hospital Products Group, Inc.

US

Inventors

H. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

775.857 · 09/13/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/08/1987

RPI 881

Publicação do pedido de patente

#3.1

05/12/1987

RPI 864

Pedido de patente depositado

#2.1

03/24/1987

RPI 857

Carta-patente expirada

#21.1

Patente extinta em 12/09/2001

07/22/2008

RPI 1959

20.4

06/01/1993

RPI 1174

Concessão da patente

#16.1

04/27/1993

RPI 1169

Notificação para pagamento de retribuição

#13.1

12/29/1992

RPI 1152

Deferimento

#9.1

08/04/1992

RPI 1131

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