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Official data from INPI

PI9715340

Arquivada/ExtintaInvention PatentPCT · US1997007499

Application data

Number

PI9715340

Type

Invention Patent

Filing

05/02/1997

Publication

-

PCT

US1997007499

Progress at the INPI

  1. Filing05/02/97
  2. Publication
  3. Examination
  4. Allowance06/22/10
  5. Grant03/09/11
  6. Expired03/23/21

The letters patent expired on 03/23/2021: 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: 03/23/2021. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ROVI GUIDES, INC.

US

STARSIGHT TELECAST, INC.

US

See this company's full portfolio

Inventors

B. K. (pessoa física)

US

S. S. (pessoa física)

US

Technical data

Priority claims

US

016871 · 05/03/1996

US

032038 · 11/26/1996

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

PATENTE EXTINTA EM 09.03.2021

03/23/2021

RPI 2620

Transferência deferida

#25.1

03/22/2016

RPI 2359

Concessão da patente

#16.1

03/09/2011

RPI 2096

Deferimento

#9.1

06/22/2010

RPI 2059

Notificação de pedido dividido

#2.4

Notificação da entrada da Fase Nacional (1.3):RPI 1513 (04/01/2000); Exigência técnica (6.1): RPI 1993 (17/03/2009)

03/09/2010

RPI 2044

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