BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 313193
 
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 29881
 
 
 
H04M TELEPHONIC COMMUNICATION 16145
 
 
 
H04B TRANSMISSION 91112
 
 
 
H04J MULTIPLEX COMMUNICATION 8750
 
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 71161
 
 
 
H04W WIRELESS COMMUNICATION NETWORKS 69101
 
 
 
H04Q SELECTING 5457
 
 
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 39153
 
 
 
G10L SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION 3955

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0177,729 SEARCH ENGINE AND LINK-BASED RANKING ALGORITHM FOR THE SEMANTIC WEBMar 27, 15Jun 22, 17[G06F]
2017/0181,059 WIRELESS INTERNET ACCESSMar 27, 15Jun 22, 17[H04W]
2017/0161,906 BIOMETRIC IDENTIFICATIONJun 05, 15Jun 08, 17[G06K]
2017/0153,818 METHODS AND APPARATUS FOR STORING ELECTRONIC DOCUMENTSMay 05, 15Jun 01, 17[G06F]
2017/0153,925 NETWORKJun 05, 15Jun 01, 17[H04L, G06Q, G06F]
2017/0155,547 NETWORK DIAGNOSTIC DEVICEJun 18, 15Jun 01, 17[H04L]
2017/0146,764 CABLE CONNECTIONSJun 10, 15May 25, 17[H01B, G02B, H02G]
2017/0150,460 POWER BASED FRAME TIMING SYNCHRONISATION FOR A TIME-DIVISION DUPLEXING NETWORKMar 31, 15May 25, 17[H04L, H04W, H04B]
2017/0141,954 NETWORK ACCESS FAULT REPORTINGJun 04, 15May 18, 17[H04L, H04W]
2017/0142,133 INEFFECTIVE NETWORK EQUIPMENT IDENTIFICATIONJun 15, 15May 18, 17[H04L]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9699139 Communications systemSep 09, 10Jul 04, 17[H04L]
9693123 Optical switchMar 12, 14Jun 27, 17[H04J, H04Q]
9679339 Scheduling usage or provision of resourcesMar 31, 09Jun 13, 17[G01R, G01D, G06Q, H02J]
9680767 Session admission in a communications networkOct 31, 13Jun 13, 17[H04L]
9681004 Delivery of electrical powerFeb 27, 13Jun 13, 17[H04M, H04L, G08C, H04B]
9671822 Method and devices for time transfer using end-to-end transparent clocksDec 11, 14Jun 06, 17[H04L, G06F]
9673970 Methods and systems for estimating frequency synchronization accuracyFeb 25, 16Jun 06, 17[H04L, H04W]
9674245 Content distribution system and methodJun 25, 14Jun 06, 17[H04L]
9674342 Cable damage detectionMar 21, 13Jun 06, 17[G01R, H04M, H04L]
9665121 Method and devices for time transfer using peer-to-peer transparent clocksDec 11, 14May 30, 17[H04L, G06F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0149,980 CONTENT DISTRIBUTION SYSTEM AND METHODABANJun 25, 14May 26, 16[H04L]
2016/0142,789 CONTENT DISTRIBUTION SYSTEM AND METHODABANJun 25, 14May 19, 16[H04N]
2016/0134,944 CONTENT DISTRIBUTION SYSTEM AND METHODABANJun 25, 14May 12, 16[H04N]
2016/0134,945 PROVISION OF VIDEO DATAABANMay 21, 14May 12, 16[H04N, G11B, G06K]
2016/0057,515 SIGNAL ROUTINGABANMar 12, 14Feb 25, 16[H04Q]
2015/0341,930 RADIO SPECTRUM MANAGERABANDec 31, 13Nov 26, 15[H04W]
2015/0332,800 DROPCABLEABANApr 23, 13Nov 19, 15[G02B, H01B]
2015/0326,955 OPTICAL SIGNAL ROUTINGABANMay 10, 13Nov 12, 15[H04J, H04Q]
2015/0092,796 METHOD AND DEVICES FOR TIME AND FREQUENCY SYNCHRONIZATIONABANOct 02, 13Apr 02, 15[H04J]
2015/0078,359 ACCESS POINT DETECTIONABANMar 27, 13Mar 19, 15[H04W]
2014/0359,748 NETWORK TERMINAL VALIDATIONABANNov 29, 12Dec 04, 14[H04L]
2014/0344,908 DATA RETRIEVAL REDIRECTIONABANNov 29, 12Nov 20, 14[H04L]
2014/0321,517 NETWORK TERMINATION EQUIPMENTABANDec 10, 12Oct 30, 14[H04M]
2014/0254,574 FIREWALL ACCESS FOR INBOUND VOIP CALLSABANMar 05, 13Sep 11, 14[H04M]
2014/0258,936 ICONS WHICH FORM A COMPOSITE IMAGE WHEN JUXTAPOSEDABANMar 07, 13Sep 11, 14[G06F]
2014/0243,009 WHITESPACE CHANNEL ALLOCATIONABANSep 28, 12Aug 28, 14[H04W]
2014/0181,917 COMPUTER TELEPHONY SYSTEM, METHOD AND SERVERABANFeb 03, 14Jun 26, 14[H04L]
2014/0143,532 DATA PROCESSING SYSTEMABANJun 29, 12May 22, 14[G06F]
2013/0176,857 TESTING OF TELECOMMUNICATIONS EQUIPMENTABANJul 21, 11Jul 11, 13[H04L]
2013/0170,384 NETWORK TECHNOLOGY SELECTIONABANJul 15, 11Jul 04, 13[H04W]

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