Búsqueda Imágenes Maps Play YouTube Noticias Gmail Drive Más »
Iniciar sesión
Usuarios de lectores de pantalla: deben hacer clic en este enlace para utilizar el modo de accesibilidad. Este modo tiene las mismas funciones esenciales pero funciona mejor con el lector.

Patentes

  1. Búsqueda avanzada de patentes
Número de publicaciónWO1998028907 A3
Tipo de publicaciónSolicitud
Número de solicitudPCT/US1997/023984
Fecha de publicación15 Oct 1998
Fecha de presentación23 Dic 1997
Fecha de prioridad23 Dic 1996
También publicado comoCA2275961A1, CA2275961C, DE69739241D1, EP0947094A1, EP0947094A4, EP0947094B1, US6256785, US7805747, US8650607, US20020049984, US20110055885, WO1998028907A2
Número de publicaciónPCT/1997/23984, PCT/US/1997/023984, PCT/US/1997/23984, PCT/US/97/023984, PCT/US/97/23984, PCT/US1997/023984, PCT/US1997/23984, PCT/US1997023984, PCT/US199723984, PCT/US97/023984, PCT/US97/23984, PCT/US97023984, PCT/US9723984, WO 1998/028907 A3, WO 1998028907 A3, WO 1998028907A3, WO 9828907 A3, WO 9828907A3, WO-A3-1998028907, WO-A3-9828907, WO1998/028907A3, WO1998028907 A3, WO1998028907A3, WO9828907 A3, WO9828907A3
InventoresWalter R Klappert, William J Sequeira
SolicitanteCorporate Media Partners, Walter R Klappert, William J Sequeira
Exportar citaBiBTeX, EndNote, RefMan
Enlaces externos:  Patentscope, Espacenet
Method and system for providing interactive look-and-feel in a digital broadcast via an x-y protocol
WO 1998028907 A3
Citas de patentes
Patente citada Fecha de presentación Fecha de publicación Solicitante Título
US5001554 *20 Abr 198919 Mar 1991Scientific-Atlanta, Inc.Terminal authorization method
US5619274 *13 May 19948 Abr 1997Starsight Telecast, Inc.Television schedule information transmission and utilization system and process
US5624265 *1 Jul 199429 Abr 1997Tv Interactive Data CorporationPrinted publication remote contol for accessing interactive media
US5682206 *25 Sep 199528 Oct 1997Thomson Consumer Electronics, Inc.Consumer interface for programming device
Otras citas
Referencia
1 *See also references of EP0947094A4
Clasificaciones
Clasificación internacionalH04N7/16, H04N5/44, H04N5/45, H04N21/858, H04N21/40, H04N21/434, H04N21/236
Clasificación cooperativaH04N21/8583, H04N5/45, H04N7/165, H04N5/4401, H04N21/23614, H04N21/4348, H04N21/4725, H04N21/42204, H04N21/8547
Clasificación europeaH04N21/858H, H04N21/40, H04N21/236W, H04N21/434W, H04N5/44N, H04N5/45, H04N7/16E3
Eventos legales
FechaCódigoEventoDescripción
2 Jul 1998ALDesignated countries for regional patents
Kind code of ref document: A2
Designated state(s): GH GM KE LS MW SD SZ UG ZW AT BE CH DE DK ES FI FR GB GR IE IT LU MC NL
2 Jul 1998AKDesignated states
Kind code of ref document: A2
Designated state(s): AL AM AT AU AZ BA BB BG BR BY CA CH CN CU CZ DE DK EE ES FI GB GE HU IL IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT UA UG US UZ VN YU ZW AM AZ BY KG KZ MD RU TJ TM
17 Sep 1998DFPERequest for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101)
15 Oct 1998ALDesignated countries for regional patents
Kind code of ref document: A3
Designated state(s): GH GM KE LS MW SD SZ UG ZW AT BE CH DE DK ES FI FR GB GR IE IT LU MC NL
15 Oct 1998AKDesignated states
Kind code of ref document: A3
Designated state(s): AL AM AT AU AZ BA BB BG BR BY CA CH CN CU CZ DE DK EE ES FI GB GE HU IL IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT UA UG US UZ VN YU ZW AM AZ BY KG KZ MD RU TJ TM
23 Dic 1998121Ep: the epo has been informed by wipo that ep was designated in this application
23 Jun 1999ENPEntry into the national phase in:
Ref country code: CA
Ref document number: 2275961
Kind code of ref document: A
Format of ref document f/p: F
Ref document number: 2275961
Country of ref document: CA
21 Jul 1999WWEWipo information: entry into national phase
Ref document number: 1997954260
Country of ref document: EP
6 Oct 1999WWPWipo information: published in national office
Ref document number: 1997954260
Country of ref document: EP
21 Oct 1999REGReference to national code
Ref country code: DE
Ref legal event code: 8642