MCI WORLDCOM, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 12435
 
  
 
H04M TELEPHONIC COMMUNICATION 8155
 
  
 
H04J MULTIPLEX COMMUNICATION 7118
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 4281
 
  
 
H04B TRANSMISSION 3207
 
  
 
H04Q SELECTING 3107
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 177
 
  
 
G01S RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES1108
 
  
 
H01Q AERIALS 1109

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7706401 Method and system for providing interdomain traversal in support of packetized voice transmissionsAug 12, 05Apr 27, 10[H04J]
7054559 Method and system for modular multiplexing and amplification in a multi-channel planSep 04, 97May 30, 06[H04J]
6370548 System and method for achieving local number portabilityOct 09, 98Apr 09, 02[G06F]
6366577 Method for providing IP telephony with QoS using end-to-end RSVP signalingJun 02, 00Apr 02, 02[H04L]
6314468 System and method for managing transmission of electronic data between trading partnersDec 16, 98Nov 06, 01[G06F]
6229606 Method and apparatus for measuring PMD of a dispersion compensation gratingOct 08, 99May 08, 01[G01J, H04B]
6175867 System and method for managing networks addressed via common network addressesMar 23, 98Jan 16, 01[G06F]
6122345 System and method for developing and processing automatic response unit (ARU) servicesMay 21, 97Sep 19, 00[H04M]
6111675 System and method for bi-directional transmission of telemetry service signals using a single fiberAug 27, 97Aug 29, 00[H04J]
6098050 System and method for recording, maintaining and viewing configuration and placement of equipment in field sitesMar 25, 97Aug 01, 00[G06F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6745382 CORBA wrappers for rules automation technologyExpiredApr 13, 00Jun 01, 04[G06F]
2004/0071,280 Auditing of charges in an integrated prevalidation and ordering systemAbandonedOct 03, 03Apr 15, 04[H04M]
2003/0086,367 METHOD FOR MONITORING SPARE CAPACITY OF A DRA NETWORKAbandonedJul 30, 99May 08, 03[H04L]

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