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The AT&T MVPD Group LLC

The AT&T M
Active Patents
0
Total Holdings
46

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
EP1024661A2 Pictographic electronic program guide Expired / Lapsed 2000-01-26 — 24 Details
EP0723379A2 Method and apparatus for allocating channels in a cellular … Expired / Lapsed 1996-01-17 — 10 Details
EP0726459A1 Fugitive emissions sensor Expired / Lapsed 1995-02-11 — 10 Details
EP0565046A2 TDMA network and protocol for reader-transponder communicat… Expired / Lapsed 1993-04-06 — 11 Details
US6925650B1 Method and apparatus for automated creation of linking info… Expired / Lapsed 2000-08-21 2005-08-02 30 Details
US6847633B1 Internet-augmented radio port controller unit (RPCU) of per… Expired / Lapsed 1999-02-26 2005-01-25 36 Details
US6813775B1 Method and apparatus for sharing viewing preferences Expired / Lapsed 2000-03-24 2004-11-02 45 Details
US6741575B1 Apparatus and method for efficient delivery of multicast da… Expired / Lapsed 1999-02-26 2004-05-25 42 Details
US6701528B1 Virtual video on demand using multiple encrypted video segm… Expired / Lapsed 2000-01-26 2004-03-02 41 Details
US6522342B1 Graphical tuning bar for a multi-program data stream Expired / Lapsed 1999-01-27 2003-02-18 31 Details
US6430233B1 Single-LNB satellite data receiver Expired / Lapsed 1999-08-30 2002-08-06 55 Details
US6339707B1 Method and system for providing wideband communications to … Expired / Lapsed 1999-09-14 2002-01-15 18 Details
US6257526B1 Satellite system and method of deploying same Expired / Lapsed 1998-11-09 2001-07-10 28 Details
US6259891B1 Adapter and method for use in a portable communication sign… Expired / Lapsed 1997-09-04 2001-07-10 33 Details
US6216250B1 Error encoding method and apparatus for satellite and cable… Expired / Lapsed 1999-01-27 2001-04-10 10 Details
US6189044B1 Dynamic routing method for packet switched satellite commun… Expired / Lapsed 1998-10-14 2001-02-13 13 Details
US6030007A Continually adjustable nonreturn knot Expired / Lapsed 1997-07-07 2000-02-29 11 Details
US5625629A Method of ensuring bandwidth availability for non-page traf… Expired / Lapsed 1995-08-07 1997-04-29 15 Details
US5625624A High data rate satellite communication system Expired / Lapsed 1993-10-21 1997-04-29 11 Details
US5376463A Anisometric metal needles with L-shaped cross-section Expired / Lapsed 1993-09-20 1994-12-27 10 Details
US5308552A Method of fabricating anisometric metal needles and birefri… Expired / Lapsed 1992-07-10 1994-05-03 15 Details
US5290730A Wavelength conversion waveguide and fabrication method Expired / Lapsed 1992-09-10 1994-03-01 8 Details
US5121089A Micro-machined switch and method of fabrication Expired / Lapsed 1990-11-01 1992-06-09 25 Details
US5042922A Method for improvidng the spatial resolution in an integrat… Expired / Lapsed 1986-05-20 1991-08-27 16 Details
US5019752A Plasma switch with chrome, perturbated cold cathode Expired / Lapsed 1988-06-16 1991-05-28 42 Details
US5014231A Randomized digital/analog converter direct digital synthesi… Expired / Lapsed 1989-07-17 1991-05-07 49 Details
US4994809A Polystatic correlating radar Expired / Lapsed 1990-03-07 1991-02-19 16 Details
US4750153A Associative holographic memory apparatus employing phase co… Expired / Lapsed 1986-01-22 1988-06-07 41 Details
US4669818A Miniature window Expired / Lapsed 1986-07-31 1987-06-02 13 Details
US4621365A Synchronization preamble correlation detector and frequency… Expired / Lapsed 1984-11-16 1986-11-04 22 Details
US4587203A Wet process for developing styrene polymer resists for subm… Expired / Lapsed 1985-05-23 1986-05-06 18 Details
US4451116A Infrared transmitting fiber optical waveguide extruded from… Expired / Lapsed 1981-02-02 1984-05-29 8 Details
US4429393A Double phase-conjugate ring resonator Expired / Lapsed 1981-06-12 1984-01-31 7 Details
US4414985A Ophthalmic clip Expired / Lapsed 1982-06-07 1983-11-15 6 Details
US4388097A Hot-pressed fluoride glasses Expired / Lapsed 1981-05-28 1983-06-14 12 Details
US4388560A Filament dispenser cathode Expired / Lapsed 1981-05-26 1983-06-14 14 Details
US4367429A Alloys for liquid metal ion sources Expired / Lapsed 1980-11-03 1983-01-04 18 Details
US4363104A Imaging system having multiple image copying and hierarchic… Expired / Lapsed 1980-09-22 1982-12-07 18 Details
US4360246A Integrated waveguide and FET detector Expired / Lapsed 1980-05-23 1982-11-23 25 Details
US4341873A Fluorozirconate, glass and the process for making the same Expired / Lapsed 1981-08-26 1982-07-27 16 Details
US4297704A Phase sensitive spectrum analyzer Expired / Lapsed 1979-08-13 1981-10-27 13 Details
US4282527A Multi-spectral detection system with common collecting means Expired / Lapsed 1979-06-11 1981-08-04 4 Details
US4275286A Process and mask for ion beam etching of fine patterns Expired / Lapsed 1978-12-04 1981-06-23 15 Details
US4258266A Ion implantation system Expired / Lapsed 1979-07-30 1981-03-24 6 Details
US4253060A RF Spectrum analyzer Expired / Lapsed 1979-05-29 1981-02-24 6 Details
USRE26680E Apparatus providing a rotating directive antenna field patt… Expired / Lapsed 1966-04-08 1969-10-07 0 Details