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Official data from INPI

DISPOSITIVO PARA A DIMINUIÇÃO DO TEOR DE LEUCÓCITOS DE UM PRODUTO DE SANGUE E DISPOSITIVO PARA FILTRAÇÃO DE UM PRODUTO DE SANGUE.

Arquivada/ExtintaInvention PatentPCT · US1988003598

Application data

Number

PI8807759

Type

Invention Patent

Filing

10/19/1988

Publication

08/07/1990

PCT

US1988003598

Progress at the INPI

  1. Filing10/19/88
  2. Publication08/07/90
  3. Examination07/30/91
  4. Allowance08/24/99
  5. Grant12/28/99
  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: 12/18/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. C. (pessoa física)

US

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Inventors

D. P. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

07/110.413 · 10/20/1987

US

07/218.169 · 07/13/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 28/12/2009

12/18/2012

RPI 2189

Concessão da patente

#16.1

12/28/1999

RPI 1512

Deferimento

#9.1

08/24/1999

RPI 1494

Exigência - art. 36 da LPI

#6.1

12/15/1998

RPI 1458

Solicitação de exame técnico

#4.1

07/30/1991

RPI 1078

Notificação de entrada na fase nacional - PCT

#1.3

08/07/1990

RPI 1027

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