EXCEL SWITCHING CORPORATION

Patent Owner

Compare Create Portfolio

Stats

Details

Technologies

Intl Class Technology # of Patents/ App Rank in Class
 
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 15194
 
 
 
H04M TELEPHONIC COMMUNICATION 9128
 
 
 
H04J MULTIPLEX COMMUNICATION 8104
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 7376
 
 
 
H04Q SELECTING 796
 
 
 
H04B TRANSMISSION 1184
 
 
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 1130

Top Patents (by citation)

Upgrade to the Premium Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6,898,199 Architecture for providing flexible, programmable supplementary services in an expandable telecommunications systemMar 18, 99May 24, 05[H04L, H04Q]
6,701,131 International universal call progress analysis systemJan 17, 01Mar 02, 04[H04M]
6,603,757 Voice-data access concentrator for node in an expandable telecommunications systemApr 14, 99Aug 05, 03[H04L]
6,594,685 Universal application programming interface having generic message formatApr 14, 99Jul 15, 03[G06F]
6,526,050 Programming call-processing application in a switching systemJun 08, 98Feb 25, 03[H04L]
6,522,646 Expandable telecommunications systemJun 30, 99Feb 18, 03[H04L]
6,463,056 Arrangement for providing network protocol data independence in an expandable telecommunications systemMar 18, 99Oct 08, 02[H04M, H04J]
6,397,385 Method and apparatus for in service software upgrade for expandable telecommunications systemJul 16, 99May 28, 02[G06F]
6,389,024 Flexible call routing systemJun 08, 98May 14, 02[H04Q]
6,373,849 Resource interface unit for telecommunications switching nodeJun 08, 98Apr 16, 02[H04L]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
6,226,288 Sub-rate switching telecommunications switchSep 10, 97May 01, 01[H04Q]
6,147,872 Injector/ejector machanism for printed circuit cardsFeb 08, 99Nov 14, 00[H05K]
5,912,801 Telecommunication switch chassisSep 16, 97Jun 15, 99[H05K]
D349503 Telecommunications switchFeb 23, 93Aug 09, 94[]

Top Inventors for This Owner

Upgrade to the Premium Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.