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Official data from INPI

APARELHO PARA APLICAR TRATAMENTO IONTOFORÉTICO A UM PACIENTE BIOLÓGICO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9104777

Type

Invention Patent

Filing

11/01/1991

Publication

06/23/1992

Progress at the INPI

  1. Filing11/01/91
  2. Publication06/23/92
  3. Examination07/05/94
  4. Allowance03/14/00
  5. Grant07/11/00
  6. Expired06/11/13

The letters patent expired on 06/11/2013: 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: 06/11/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. T. (pessoa física)

US

Inventors

R. T. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

607,874 · 11/01/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 01/11/2011

06/11/2013

RPI 2214

Concessão da patente

#16.1

07/11/2000

RPI 1540

Deferimento

#9.1

03/14/2000

RPI 1523

Exigência - art. 36 da LPI

#6.1

08/31/1999

RPI 1495

Exigência - art. 36 da LPI

#6.1

12/22/1998

RPI 1459

Solicitação de exame técnico

#4.1

07/05/1994

RPI 1231

Publicação do pedido de patente

#3.1

06/23/1992

RPI 1125

Pedido de patente depositado

#2.1

12/03/1991

RPI 1096

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