PHASE SYSTEMS LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H04M TELEPHONIC COMMUNICATION 3160

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5521964 Visual message waiting indication in a telephone voice message systemOct 28, 94May 28, 96[H04M]
5363431 Visual message waiting indication in a telephone voice message systemDec 22, 92Nov 08, 94[H04M]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0152,113 Establishing a Conference Call from a Call-LogAbandonedMar 12, 08Jun 26, 08[H04M]

Top Inventors for This Owner

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