VIRTAUL HOLD TECHNOLOGY, LLC

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H04M TELEPHONIC COMMUNICATION 2161

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6754334 Automatic call director first in first out accessoryMay 12, 03Jun 22, 04[H04M]
6563921 Automatic call director first in first out accessoryDec 31, 97May 13, 03[H04M]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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