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PatentTitleStatus Expires Confidence
US 7,957,514System, method and computer program product for conveying presence information via voice mail
Formerly held
Term ended
Term ended Sep 9, 2026 · From the USPTO record
Term endedTerm ended Sep 9, 2026From the USPTO record
US 7,711,798Method and computer program for offering products and services by examining user activity
Formerly held
Term ended
Term ended Jan 5, 2025 · From the USPTO record
Term endedTerm ended Jan 5, 2025From the USPTO record
US 6,683,858Hybrid server architecture for mixing and non-mixing client conferencing
Formerly held
Term ended
Term ended Jul 26, 2022 · From the USPTO record
Term endedTerm ended Jul 26, 2022From the USPTO record
US 6,728,358Efficient buffer allocation for current and predicted active speakers in voice conferencing systems
Formerly held
Term ended
Term ended May 16, 2022 · From the USPTO record
Term endedTerm ended May 16, 2022From the USPTO record
US 8,824,643System, method and computer program product for conveying presence information via voice mail
Formerly held
Term ended
Ended no later than Dec 18, 2020 · From the USPTO record
Term endedEnded no later than Dec 18, 2020From the USPTO record
US 9,203,961System, method and computer program product for conveying presence information via voice mail
Formerly held
Term ended
Ended no later than Dec 18, 2020 · From the USPTO record
Term endedEnded no later than Dec 18, 2020From the USPTO record
US 7,844,670Method and computer program product for establishing real-time communications between networked computers
Term ended
Term ended Apr 3, 2020 · From the USPTO record
Term endedTerm ended Apr 3, 2020From the USPTO record
US 8,671,145Method and computer program product for establishing real-time communications between networked computers
Formerly held
Term ended
Term ended Apr 3, 2020 · From the USPTO record
Term endedTerm ended Apr 3, 2020From the USPTO record
US 9,929,984Method and computer program product for establishing real-time communications between networked computers
Term ended
Ended no later than Apr 3, 2020 · From the USPTO record
Term endedEnded no later than Apr 3, 2020From the USPTO record
US 6,304,902Latency server and matchmaker
Formerly held
Term ended
Term ended Mar 13, 2020 · From the USPTO record
Term endedTerm ended Mar 13, 2020From the USPTO record
10 of 27 patents shown.
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Pro members: see all 27 patents
The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited