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:
Apr. 28, 2026
Filed:
Sep. 18, 2023
Applicant:
Boost Subscriberco L.l.c., Englewood, CO (US);
Inventors:
Xiangang Dai, Allen, TX (US);
Dawood Shahdad, Aurora, CO (US);
Assignee:
BOOST SUBSCRIBERCO L.L.C., Englewood, CO (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04W 12/12 (2021.01); H04L 65/1016 (2022.01); H04L 65/1073 (2022.01); H04W 8/26 (2009.01); H04W 12/126 (2021.01); H04W 12/71 (2021.01); H04W 60/00 (2009.01);
U.S. Cl.
CPC ...
H04W 12/71 (2021.01); H04L 65/1016 (2013.01); H04L 65/1073 (2013.01); H04W 8/26 (2013.01); H04W 12/126 (2021.01); H04W 60/005 (2013.01);
Abstract
The present teachings disclose a system and method for accessing a cellular network system including: checking, at a Serving Call Session Control Function (SCSCF), legitimacy of an International Mobile Equipment Identity (IMEI) included in an registration request with an Equipment Identity Register (EIR) check; determining a SCSCF action based on a response code of an EIR response from the EIR check; and performing the SCSCF action, wherein the registration request comprises an IP Multimedia Subsystem (IMS) REGISTER.