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Class   725INTERACTIVE VIDEO DISTRIBUTION SYSTEMS
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[List of Pre Grant Publications for class 725 subclass 1][List of Patents for class 725 subclass 1]1 BILLING IN VIDEO DISTRIBUTION SYSTEM
[List of Pre Grant Publications for class 725 subclass 2][List of Patents for class 725 subclass 2]2 Subclass 2 indent level is 1 Data stored locally (e.g., at set-top box)
 [List of Pre Grant Publications for class 725 subclass 3][List of Patents for class 725 subclass 3]3 Subclass 3 indent level is 2 On nonelectronic medium (e.g., paper tape or meter)
 [List of Pre Grant Publications for class 725 subclass 4][List of Patents for class 725 subclass 4]4 Subclass 4 indent level is 1 Data stored at intermediate point (i.e., at location between headend or server and receiver)
[List of Pre Grant Publications for class 725 subclass 5][List of Patents for class 725 subclass 5]5 Subclass 5 indent level is 1 Payment method or scheme
 [List of Pre Grant Publications for class 725 subclass 6][List of Patents for class 725 subclass 6]6 Subclass 6 indent level is 2 Card reader (e.g., reader for credit, debit, or smart card)
 [List of Pre Grant Publications for class 725 subclass 7][List of Patents for class 725 subclass 7]7 Subclass 7 indent level is 2 Coin operated
 [List of Pre Grant Publications for class 725 subclass 8][List of Patents for class 725 subclass 8]8 Subclass 8 indent level is 1 Having variable cost or free preview period
[List of Pre Grant Publications for class 725 subclass 9][List of Patents for class 725 subclass 9]9 USE SURVEYING OR MONITORING (E.G., PROGRAM OR CHANNEL WATCHED)
[List of Pre Grant Publications for class 725 subclass 10][List of Patents for class 725 subclass 10]10 Subclass 10 indent level is 1 Monitoring physical reaction or presence of viewer
 [List of Pre Grant Publications for class 725 subclass 11][List of Patents for class 725 subclass 11]11 Subclass 11 indent level is 2 With entry of user identification
 [List of Pre Grant Publications for class 725 subclass 12][List of Patents for class 725 subclass 12]12 Subclass 12 indent level is 2 By passive determination and measurement (e.g., by detecting motion or ambient temperature, or by use of video camera)
 [List of Pre Grant Publications for class 725 subclass 13][List of Patents for class 725 subclass 13]13 Subclass 13 indent level is 1 Manual entry (e.g., using keypad or by written response)
[List of Pre Grant Publications for class 725 subclass 14][List of Patents for class 725 subclass 14]14 Subclass 14 indent level is 1 By passively monitoring receiver operation
 [List of Pre Grant Publications for class 725 subclass 15][List of Patents for class 725 subclass 15]15 Subclass 15 indent level is 2 By detecting local oscillator or IF signal
 [List of Pre Grant Publications for class 725 subclass 16][List of Patents for class 725 subclass 16]16 Subclass 16 indent level is 2 By polling
 [List of Pre Grant Publications for class 725 subclass 17][List of Patents for class 725 subclass 17]17 Subclass 17 indent level is 2 By monitoring sync or blanking pulse
 [List of Pre Grant Publications for class 725 subclass 18][List of Patents for class 725 subclass 18]18 Subclass 18 indent level is 2 By use of audio signal
 [List of Pre Grant Publications for class 725 subclass 19][List of Patents for class 725 subclass 19]19 Subclass 19 indent level is 2 By use of pattern recognition or signature
 [List of Pre Grant Publications for class 725 subclass 20][List of Patents for class 725 subclass 20]20 Subclass 20 indent level is 2 By data encoded in video signal (e.g., VBI data)
 [List of Pre Grant Publications for class 725 subclass 21][List of Patents for class 725 subclass 21]21 Subclass 21 indent level is 2 Combined with detecting VCR operation
 [List of Pre Grant Publications for class 725 subclass 22][List of Patents for class 725 subclass 22]22 COMMERCIAL OR PROGRAM AIRING VERIFICATION SYSTEM
 [List of Pre Grant Publications for class 725 subclass 23][List of Patents for class 725 subclass 23]23 SYSTEM FOR AWARDING COUPON, TOKEN, OR CREDIT
 [List of Pre Grant Publications for class 725 subclass 24][List of Patents for class 725 subclass 24]24 INTERACTIVE OPINION POLLING
[List of Pre Grant Publications for class 725 subclass 25][List of Patents for class 725 subclass 25]25 ACCESS CONTROL OR BLOCKING
 [List of Pre Grant Publications for class 725 subclass 26][List of Patents for class 725 subclass 26]26 Subclass 26 indent level is 1 By mechanical lock
 [List of Pre Grant Publications for class 725 subclass 27][List of Patents for class 725 subclass 27]27 Subclass 27 indent level is 1 Of specific channel
 [List of Pre Grant Publications for class 725 subclass 28][List of Patents for class 725 subclass 28]28 Subclass 28 indent level is 1 Of specific program (e.g., based on program rating)
 [List of Pre Grant Publications for class 725 subclass 29][List of Patents for class 725 subclass 29]29 Subclass 29 indent level is 1 Time dependent (e.g., time spent viewing program, time of day, etc.)
 [List of Pre Grant Publications for class 725 subclass 30][List of Patents for class 725 subclass 30]30 Subclass 30 indent level is 1 Access via PIN or password
 [List of Pre Grant Publications for class 725 subclass 31][List of Patents for class 725 subclass 31]31 Subclass 31 indent level is 1 With encryption or scrambling of video signal
[List of Pre Grant Publications for class 725 subclass 32][List of Patents for class 725 subclass 32]32 PROGRAM, MESSAGE, OR COMMERCIAL INSERTION OR SUBSTITUTION
 [List of Pre Grant Publications for class 725 subclass 33][List of Patents for class 725 subclass 33]33 Subclass 33 indent level is 1 Emergency warning
 [List of Pre Grant Publications for class 725 subclass 34][List of Patents for class 725 subclass 34]34 Subclass 34 indent level is 1 Specific to individual user or household
 [List of Pre Grant Publications for class 725 subclass 35][List of Patents for class 725 subclass 35]35 Subclass 35 indent level is 1 Based on demographics or geographical area
 [List of Pre Grant Publications for class 725 subclass 36][List of Patents for class 725 subclass 36]36 Subclass 36 indent level is 1 Insertion of local commercial or local program at headend or network affiliate
[List of Pre Grant Publications for class 725 subclass 37][List of Patents for class 725 subclass 37]37 OPERATOR INTERFACE
[List of Pre Grant Publications for class 725 subclass 38][List of Patents for class 725 subclass 38]38 Subclass 38 indent level is 1 To facilitate tuning or selection of video signal
[List of Pre Grant Publications for class 725 subclass 39][List of Patents for class 725 subclass 39]39 Subclass 39 indent level is 2 Electronic program guide
 [List of Pre Grant Publications for class 725 subclass 56][List of Patents for class 725 subclass 56]56 Subclass 56 indent level is 2 Channel guide (i.e., channel-specific as opposed to program-specific guide)
 [List of Pre Grant Publications for class 725 subclass 57][List of Patents for class 725 subclass 57]57 Subclass 57 indent level is 2 Tune-by-label (i.e., channel selection by alphanumeric character entry)
 [List of Pre Grant Publications for class 725 subclass 58][List of Patents for class 725 subclass 58]58 Subclass 58 indent level is 2 Program reserve or reminder system
 [List of Pre Grant Publications for class 725 subclass 59][List of Patents for class 725 subclass 59]59 Subclass 59 indent level is 2 Selecting from multiple inputs or sources
 [List of Pre Grant Publications for class 725 subclass 60][List of Patents for class 725 subclass 60]60 Subclass 60 indent level is 1 Interactive product selection
 [List of Pre Grant Publications for class 725 subclass 61][List of Patents for class 725 subclass 61]61 Subclass 61 indent level is 1 Interactive program selection
 [List of Pre Grant Publications for class 725 subclass 62][List of Patents for class 725 subclass 62]62 CELLULAR VIDEO DISTRIBUTION SYSTEM
[List of Pre Grant Publications for class 725 subclass 63][List of Patents for class 725 subclass 63]63 SATELLITE VIDEO DISTRIBUTION SYSTEM
[List of Pre Grant Publications for class 725 subclass 64][List of Patents for class 725 subclass 64]64 Subclass 64 indent level is 1 Two-way
[List of Pre Grant Publications for class 725 subclass 65][List of Patents for class 725 subclass 65]65 Subclass 65 indent level is 2 Return path
 [List of Pre Grant Publications for class 725 subclass 67][List of Patents for class 725 subclass 67]67 Subclass 67 indent level is 1 Transmitter
[List of Pre Grant Publications for class 725 subclass 68][List of Patents for class 725 subclass 68]68 Subclass 68 indent level is 1 Receiver
 [List of Pre Grant Publications for class 725 subclass 69][List of Patents for class 725 subclass 69]69 Subclass 69 indent level is 2 Polarization of signal
 [List of Pre Grant Publications for class 725 subclass 70][List of Patents for class 725 subclass 70]70 Subclass 70 indent level is 2 For digital signal
 [List of Pre Grant Publications for class 725 subclass 71][List of Patents for class 725 subclass 71]71 Subclass 71 indent level is 2 For providing signals to plural subsequent receivers
 [List of Pre Grant Publications for class 725 subclass 72][List of Patents for class 725 subclass 72]72 Subclass 72 indent level is 2 Antenna initialization, calibration, or aiming
 [List of Pre Grant Publications for class 725 subclass 73][List of Patents for class 725 subclass 73]73 TERRESTRIAL MICROWAVE VIDEO DISTRIBUTION SYSTEM
[List of Pre Grant Publications for class 725 subclass 74][List of Patents for class 725 subclass 74]74 LOCAL VIDEO DISTRIBUTION SYSTEM
[List of Pre Grant Publications for class 725 subclass 75][List of Patents for class 725 subclass 75]75 Subclass 75 indent level is 1 Vehicle
[List of Pre Grant Publications for class 725 subclass 76][List of Patents for class 725 subclass 76]76 Subclass 76 indent level is 2 Airplane
[List of Pre Grant Publications for class 725 subclass 78][List of Patents for class 725 subclass 78]78 Subclass 78 indent level is 1 Multiunit or multiroom structure (e.g., home, hospital, hotel, office building, school, etc.)
 [List of Pre Grant Publications for class 725 subclass 79][List of Patents for class 725 subclass 79]79 Subclass 79 indent level is 2 Using existing power network
 [List of Pre Grant Publications for class 725 subclass 80][List of Patents for class 725 subclass 80]80 Subclass 80 indent level is 2 Coordinating diverse devices
 [List of Pre Grant Publications for class 725 subclass 81][List of Patents for class 725 subclass 81]81 Subclass 81 indent level is 2 Using wireless link
 [List of Pre Grant Publications for class 725 subclass 82][List of Patents for class 725 subclass 82]82 Subclass 82 indent level is 2 Local server or headend
[List of Pre Grant Publications for class 725 subclass 83][List of Patents for class 725 subclass 83]83 Subclass 83 indent level is 2 Having additional amenity (e.g., access to outside network, room service, etc.)
 [List of Pre Grant Publications for class 725 subclass 85][List of Patents for class 725 subclass 85]85 Subclass 85 indent level is 2 Receiver
[List of Pre Grant Publications for class 725 subclass 86][List of Patents for class 725 subclass 86]86 USER-REQUESTED VIDEO PROGRAM SYSTEM
[List of Pre Grant Publications for class 725 subclass 87][List of Patents for class 725 subclass 87]87 Subclass 87 indent level is 1 Video-on-demand
[List of Pre Grant Publications for class 725 subclass 88][List of Patents for class 725 subclass 88]88 Subclass 88 indent level is 2 VCR-like function
[List of Pre Grant Publications for class 725 subclass 91][List of Patents for class 725 subclass 91]91 Subclass 91 indent level is 2 Server or headend
[List of Pre Grant Publications for class 725 subclass 98][List of Patents for class 725 subclass 98]98 Subclass 98 indent level is 2 Transmission network
 [List of Pre Grant Publications for class 725 subclass 100][List of Patents for class 725 subclass 100]100 Subclass 100 indent level is 2 Receiver (e.g., set-top box)
[List of Pre Grant Publications for class 725 subclass 101][List of Patents for class 725 subclass 101]101 Subclass 101 indent level is 1 Near video-on-demand system (i.e., providing plural, time-staggered versions of same program)
 [List of Pre Grant Publications for class 725 subclass 102][List of Patents for class 725 subclass 102]102 Subclass 102 indent level is 2 VCR-like function
 [List of Pre Grant Publications for class 725 subclass 103][List of Patents for class 725 subclass 103]103 Subclass 103 indent level is 2 Server or headend
 [List of Pre Grant Publications for class 725 subclass 104][List of Patents for class 725 subclass 104]104 Subclass 104 indent level is 1 Pay-per-view
[List of Pre Grant Publications for class 725 subclass 105][List of Patents for class 725 subclass 105]105 VIDEO DISTRIBUTION SYSTEM WITH UPSTREAM COMMUNICATION
 [List of Pre Grant Publications for class 725 subclass 106][List of Patents for class 725 subclass 106]106 Subclass 106 indent level is 1 Telephony via television distribution network
 [List of Pre Grant Publications for class 725 subclass 107][List of Patents for class 725 subclass 107]107 Subclass 107 indent level is 1 Remote testing of cable system
 [List of Pre Grant Publications for class 725 subclass 108][List of Patents for class 725 subclass 108]108 Subclass 108 indent level is 1 Alarm system using television network
[List of Pre Grant Publications for class 725 subclass 109][List of Patents for class 725 subclass 109]109 Subclass 109 indent level is 1 Having link to external network (e.g., interconnected computer network)
 [List of Pre Grant Publications for class 725 subclass 110][List of Patents for class 725 subclass 110]110 Subclass 110 indent level is 2 Connection to external network at receiver (e.g., set-top box)
 [List of Pre Grant Publications for class 725 subclass 111][List of Patents for class 725 subclass 111]111 Subclass 111 indent level is 2 Cable modem
[List of Pre Grant Publications for class 725 subclass 112][List of Patents for class 725 subclass 112]112 Subclass 112 indent level is 2 Link transmission (e.g., URL sent to user)
[List of Pre Grant Publications for class 725 subclass 114][List of Patents for class 725 subclass 114]114 Subclass 114 indent level is 1 Server or headend
 [List of Pre Grant Publications for class 725 subclass 115][List of Patents for class 725 subclass 115]115 Subclass 115 indent level is 2 Data storage or retrieval
 [List of Pre Grant Publications for class 725 subclass 116][List of Patents for class 725 subclass 116]116 Subclass 116 indent level is 2 Control process
 [List of Pre Grant Publications for class 725 subclass 117][List of Patents for class 725 subclass 117]117 Subclass 117 indent level is 2 Communications interface
[List of Pre Grant Publications for class 725 subclass 118][List of Patents for class 725 subclass 118]118 Subclass 118 indent level is 1 Transmission network
[List of Pre Grant Publications for class 725 subclass 119][List of Patents for class 725 subclass 119]119 Subclass 119 indent level is 2 Having significant intermediate network unit (e.g., hub, substation, etc.)
[List of Pre Grant Publications for class 725 subclass 121][List of Patents for class 725 subclass 121]121 Subclass 121 indent level is 2 Return path
 [List of Pre Grant Publications for class 725 subclass 126][List of Patents for class 725 subclass 126]126 Subclass 126 indent level is 2 Detail of use of two-way spectrum
[List of Pre Grant Publications for class 725 subclass 127][List of Patents for class 725 subclass 127]127 Subclass 127 indent level is 2 Network component (e.g., filter, tap, splitter, amplifier, repeater, etc.)
 [List of Pre Grant Publications for class 725 subclass 129][List of Patents for class 725 subclass 129]129 Subclass 129 indent level is 2 Hybrid fiber-coax network
 [List of Pre Grant Publications for class 725 subclass 130][List of Patents for class 725 subclass 130]130 Subclass 130 indent level is 2 Power signal over network
[List of Pre Grant Publications for class 725 subclass 131][List of Patents for class 725 subclass 131]131 Subclass 131 indent level is 1 Receiver (e.g., set-top box)
 [List of Pre Grant Publications for class 725 subclass 132][List of Patents for class 725 subclass 132]132 Subclass 132 indent level is 2 Programmable or upgradeable
 [List of Pre Grant Publications for class 725 subclass 133][List of Patents for class 725 subclass 133]133 Subclass 133 indent level is 2 With diverse device (e.g., personal computer, game player, VCR, etc.)
 [List of Pre Grant Publications for class 725 subclass 134][List of Patents for class 725 subclass 134]134 Subclass 134 indent level is 2 Having particular storage feature
[List of Pre Grant Publications for class 725 subclass 135][List of Patents for class 725 subclass 135]135 VIDEO DISTRIBUTION SYSTEM WITH LOCAL INTERACTION
[List of Pre Grant Publications for class 725 subclass 136][List of Patents for class 725 subclass 136]136 Subclass 136 indent level is 1 Interactive data transmitted in video signal band (e.g., VBI or HBI data)
 [List of Pre Grant Publications for class 725 subclass 137][List of Patents for class 725 subclass 137]137 Subclass 137 indent level is 2 Teletext
 [List of Pre Grant Publications for class 725 subclass 138][List of Patents for class 725 subclass 138]138 Subclass 138 indent level is 1 Headend
[List of Pre Grant Publications for class 725 subclass 139][List of Patents for class 725 subclass 139]139 Subclass 139 indent level is 1 Receiver (e.g., set-top box)
 [List of Pre Grant Publications for class 725 subclass 140][List of Patents for class 725 subclass 140]140 Subclass 140 indent level is 2 Programmable or upgradeable
 [List of Pre Grant Publications for class 725 subclass 141][List of Patents for class 725 subclass 141]141 Subclass 141 indent level is 2 With diverse device (e.g., personal computer, game player, VCR, etc.)
 [List of Pre Grant Publications for class 725 subclass 142][List of Patents for class 725 subclass 142]142 Subclass 142 indent level is 2 Having particular storage feature
[List of Pre Grant Publications for class 725 subclass 143][List of Patents for class 725 subclass 143]143 VIDEO DISTRIBUTION SYSTEM COMPONENTS
[List of Pre Grant Publications for class 725 subclass 144][List of Patents for class 725 subclass 144]144 Subclass 144 indent level is 1 Headend
 [List of Pre Grant Publications for class 725 subclass 145][List of Patents for class 725 subclass 145]145 Subclass 145 indent level is 2 Data storage or retrieval
 [List of Pre Grant Publications for class 725 subclass 146][List of Patents for class 725 subclass 146]146 Subclass 146 indent level is 2 Control process
 [List of Pre Grant Publications for class 725 subclass 147][List of Patents for class 725 subclass 147]147 Subclass 147 indent level is 2 Communications interface
[List of Pre Grant Publications for class 725 subclass 148][List of Patents for class 725 subclass 148]148 Subclass 148 indent level is 1 Transmission network
 [List of Pre Grant Publications for class 725 subclass 149][List of Patents for class 725 subclass 149]149 Subclass 149 indent level is 2 Network component (e.g., filter, tap, splitter, amplifier, repeater, etc.)
 [List of Pre Grant Publications for class 725 subclass 150][List of Patents for class 725 subclass 150]150 Subclass 150 indent level is 2 Power signal over network
[List of Pre Grant Publications for class 725 subclass 151][List of Patents for class 725 subclass 151]151 Subclass 151 indent level is 1 Receiver (e.g., set-top box)
 [List of Pre Grant Publications for class 725 subclass 152][List of Patents for class 725 subclass 152]152 Subclass 152 indent level is 2 Programmable or upgradeable
 [List of Pre Grant Publications for class 725 subclass 153][List of Patents for class 725 subclass 153]153 Subclass 153 indent level is 2 With diverse device (e.g., personal computer, game player, VCR, etc.)

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