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Official data from INPI

DISPOSITIVO PARA APLICAR UMA PLURALIDADE DE AGENTES ATIVOS A UM PACIENTE

Arquivada/ExtintaInvention Patent

Application data

Number

PI9101061

Type

Invention Patent

Filing

03/18/1991

Publication

07/21/1992

Progress at the INPI

  1. Filing03/18/91
  2. Publication07/21/92
  3. Examination01/05/93
  4. Allowance02/21/95
  5. Grant08/29/95
  6. Expired06/22/10

The letters patent expired on 06/22/2010: 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: 06/22/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bertek, Inc.

US

MlI Acquisition Corp. II

US

Inventors

J. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

599,686 · 10/18/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 18/03/2006

06/22/2010

RPI 2059

Concessão da patente

#16.1

08/29/1995

RPI 1291

Deferimento

#9.1

02/21/1995

RPI 1264

14.1

07/20/1993

RPI 1181

Solicitação de exame técnico

#4.1

01/05/1993

RPI 1153

Publicação do pedido de patente

#3.1

07/21/1992

RPI 1129

Pedido de patente depositado

#2.1

09/03/1991

RPI 1083

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