MCI COMMUNICATIONS CORPORATION
Patent Owner
Stats
- 19 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Aug 05, 2014 most recent publication
Details
- 19 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 1,295 Total Citation Count
- May 17, 1991 Earliest Filing
- 9 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
6044064 Method and system therefor of confining path verification signals within a distributed restoration networkMar 28, 97Mar 28, 00[H04J]
6031819 Method and system of distributed network restoration using preferred routesDec 30, 96Feb 29, 00[G01R]
5963943 System and method for storing and retrieving performance and topology informationMay 28, 96Oct 05, 99[G06F]
5956520 Microcomputer for accessing a memory outside the chip by using an address generated from the CPUSep 24, 96Sep 21, 99[G06F]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
6937993 System and method for processing and tracking telecommunications service ordersExpiredSep 16, 98Aug 30, 05[G06F]
2002/0175,943 Monitoring system client with call center layout and design capabilitiesAbandonedApr 15, 02Nov 28, 02[G09G]
6226260 Method and system for resilient frame relay network interconnectionExpiredAug 15, 97May 01, 01[H04L]
5699349 Implementation protocol for SHN-based algorithm restoration platformWithdrawnJun 14, 96Dec 16, 97[]
5650262 High-resolution negative photoresist with wide process latitudeExpiredApr 05, 95Jul 22, 97[G03F]
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