The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 20, 2018
Filed:
May. 08, 2017
Verizon Patent and Licensing Inc., Arlington, VA (US);
Rezwanul Azim, Walnut Creek, CA (US);
Priscilla Lau, Fremont, CA (US);
Emerando M. Delos Reyes, Pleasant Hill, CA (US);
Suzann Hua, Walnut Creek, CA (US);
Wing-Cheong V. Yeung, San Ramon, CA (US);
Verizon Patent and Licensing Inc., Basking Ridge, NJ (US);
Abstract
A method, a device, and a non-transitory storage medium are provided to receive, from an end device, a registration message pertaining to a voice service that restricts the end device to place a voice call to and receive a voice call from a designated call center; obtain subscription data pertaining to the end device and including an enterprise identifier; determine whether the end device is authorized to use the voice service based on the enterprise identifier; transmit to the end device, an acceptance message indicating a registration of the end device when the end device is authorized; receive from the end device, a session establishment message; replace a uniform resource identifier of the designated call center included in the session establishment message, with the enterprise identifier; select, based on the enterprise identifier, another network device to transmit the session establishment message; and transmit the session establishment message based on the selection.