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Official data from INPI

SISTEMA PARA GERAR SINAIS DE TEMPORIZAÇÃO PARA UM TELEVISOR DE VARREDURA PROGRESSIVA, SISTEMA PARA GERAR UM SINAL MESTRE DE RELÓGIO E DE "DISPLAY" TRAVADO EM UM APARELHO TELEVISOR DE VARREDURA PROGRESSIVA

Arquivada/ExtintaInvention PatentPCT · US1991001995

Application data

Number

PI9105135

Type

Invention Patent

Filing

03/25/1991

Publication

08/04/1992

PCT

US1991001995

Progress at the INPI

  1. Filing03/25/91
  2. Publication08/04/92
  3. Examination12/21/93
  4. Allowance10/14/97
  5. Grant07/28/98
  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

Thomson Consumer Electronics, Inc

US

See this company's full portfolio

Inventors

T. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

499.123 · 03/26/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 25/03/2011

06/11/2013

RPI 2214

Concessão da patente

#16.1

07/28/1998

RPI 1440

Deferimento

#9.1

10/14/1997

RPI 1402

Exigência - art. 36 da LPI

#6.1

12/10/1996

RPI 1358

Solicitação de exame técnico

#4.1

12/21/1993

RPI 1203

Notificação de entrada na fase nacional - PCT

#1.3

08/04/1992

RPI 1131

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