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Official data from INPI

MÉTODO DE COMPENSAÇÃO DE NÃO-LINEARIDADES EM UM AMPLIFICADOR FINAL

Arquivada/ExtintaInvention PatentPCT · SE1990000829

Application data

Number

PI9007227

Type

Invention Patent

Filing

12/13/1990

Publication

02/18/1992

PCT

SE1990000829

Progress at the INPI

  1. Filing12/13/90
  2. Publication02/18/92
  3. Examination09/21/93
  4. Allowance11/24/98
  5. Grant04/27/99
  6. Expired05/28/13

The letters patent expired on 05/28/2013: 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: 05/28/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. E. (pessoa física)

SE

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Inventors

B. E. (pessoa física)

SE

L. J. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

9000219-7 · 01/22/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 13/12/2010

05/28/2013

RPI 2212

Concessão da patente

#16.1

04/27/1999

RPI 1477

Deferimento

#9.1

11/24/1998

RPI 1455

Exigência - art. 36 da LPI

#6.1

06/30/1998

RPI 1436

Solicitação de exame técnico

#4.1

09/21/1993

RPI 1190

Notificação de entrada na fase nacional - PCT

#1.3

02/18/1992

RPI 1107

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