{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Enhanced E911 network access for a call center using session initiation protocol (SIP) messaging", "item": "https://www.patentleaderboard.com/patent/8150364"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Enhanced E911 network access for a call center using session initiation protocol (SIP) messaging

Enhanced E911 network access for a call center using session initiation protocol (SIP) messaging

US Patent 8150364 · Granted Apr 3, 2012

Estimated economic value: $439,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Transaction based location assignment system and method2019
Location assignment system and method2019
Location assignment system and method2019
Location assignment system and method2018
Location assignment system and method2017
Extended efficient usage of emergency services keys2017
Solutions for voice over internet protocol (VoIP) 911 location services2017
Battery-saving in geo-fence context method and system2016
Enhanced E911 location information using voice over internet protocol (VoIP)2016
Enhanced E911 network access for call centers2016
Enhanced E911 network access for call centers2016
Enhanced E911 network access for call centers2016