Prosecution Insights
Last updated: August 17, 2026
Application No. 18/906,318

SYSTEMS AND METHODS FOR SHARING CORE NETWORK APPLICATIONS BETWEEN NETWORKS

Non-Final OA §102§103
Filed
Oct 04, 2024
Examiner
LEE, CHI HO A
Art Unit
2475
Tech Center
2400 — Computer Networks
Assignee
Verizon Communications Inc.
OA Round
1 (Non-Final)
92%
Grant Probability
Favorable
1-2
OA Rounds
5m
Est. Remaining
97%
With Interview

Examiner Intelligence

Grants 92% — above average
92%
Career Allowance Rate
1269 granted / 1378 resolved
+34.1% vs TC avg
Minimal +5% lift
Without
With
+4.6%
Interview Lift
resolved cases with interview
Typical timeline
2y 3m
Avg Prosecution
38 currently pending
Career history
1408
Total Applications
across all art units

Statute-Specific Performance

§101
4.6%
-35.4% vs TC avg
§103
43.6%
+3.6% vs TC avg
§102
21.9%
-18.1% vs TC avg
§112
14.6%
-25.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1378 resolved cases

Office Action

§102 §103
DETAILED ACTION Notice of Pre-AIA or AIA Status The present application, filed on or after March 16, 2013, is being examined under the first inventor to file provisions of the AIA . Claim Rejections - 35 USC § 102 The following is a quotation of the appropriate paragraphs of 35 U.S.C. 102 that form the basis for the rejections under this section made in this Office action: A person shall be entitled to a patent unless – (a)(1) the claimed invention was patented, described in a printed publication, or in public use, on sale, or otherwise available to the public before the effective filing date of the claimed invention. Claims 1-5, 8-15, 18-20 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Mufti et al PG PUB 2016/0248814. Re Claims 1, 11 and 20, Mufti et al teaches in figure 1, a first CSCG 110 (a first device comprising a processor, CRM) receiving with IMS 102 (a first network) a SIP Invite (a service request) associated with UE 104 [0018]; based on a service profile (a service provisioning profile) [0022], the CSCG 110 (the first device) transmitting a signal, See figure 4, to a second CSCF 110 (a second device) in a Partner IMS (a second network) wherein the second CSCF is capable of serving the SIP Invite (the service request) wherein the first and second CSCFs sharing a IP multimedia subsystem IMS protocol (a core network application) for the SIP invite (the service request). Re Claims 2, 12, Mufti et al teaches in figure 1 a Profile database 122 (the service provisioning profile) indicating a URI (identifiers) of a particular server (different second devices) uses for processing communications relating to particular types of services (different services) [0022] wherein the URI is identified based on the SIP invite (the service request). Re Claims 3, 4, 13, 14, Mufti et al teaches the first and second CSCF 110 (originating, receiving) in respective IMS networks are telephony/peering application servers [0013 0046]. Re Claims 5, 15, Claims 1 and 11. Re Claims 8. 9, 18, 19, Mufti et al teaches in figure 1, the first CSCF 110 transmitting the signal to the second CSCF (the second device) via a IBCF NNI-A (a third device) wherein the signal is associated with the SIP Invite message wherein the IBCF functions of a SIP proxy server (a proxy telephony AS). Re Claim 10, See Claim 1. Claim Rejections - 35 USC § 103 The following is a quotation of 35 U.S.C. 103 which forms the basis for all obviousness rejections set forth in this Office action: A patent for a claimed invention may not be obtained, notwithstanding that the claimed invention is not identically disclosed as set forth in section 102, if the differences between the claimed invention and the prior art are such that the claimed invention as a whole would have been obvious before the effective filing date of the claimed invention to a person having ordinary skill in the art to which the claimed invention pertains. Patentability shall not be negated by the manner in which the invention was made. Claims 6, 7, 16, 17 are rejected under 35 U.S.C. 103 as being unpatentable over Mufti et al PG PUB 2016/0248814 in view of Piscopo U.S. Patent Number 11,038,929. Re Claims 6, 7, 16, 17, Mufti et al teaches the CSCF 110 queries the ENUM service 112 (the second device) and receives a response relating to the receive SIP invite [0053] Mufti et al fails to explicitly teach API query and response. However, Piscopo teaches in figure 3, based on a received SIP message, a CSCF transmitting and receiving a API query and response from a control node (See col. 4, lines 55 – col. 5, lines 1-35). One skilled in the art would have been motivated to have API queried with control node in the IMS network for efficient SIP message processing (See Col. 2, lines 12-21). Therefore, it would have been obvious to one skilled in the art to have combined the teachings. Any inquiry concerning this communication or earlier communications from the examiner should be directed to ANDREW LEE whose telephone number is (571)272-3130. The examiner can normally be reached Monday-Friday 8:30AM-5PM ET. Examiner interviews are available via telephone, in-person, and video conferencing using a USPTO supplied web-based collaboration tool. To schedule an interview, applicant is encouraged to use the USPTO Automated Interview Request (AIR) at http://www.uspto.gov/interviewpractice. If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, KASSIM KHALAD can be reached at 5712703770. The fax phone number for the organization where this application or proceeding is assigned is 571-273-8300. Information regarding the status of published or unpublished applications may be obtained from Patent Center. Unpublished application information in Patent Center is available to registered users. To file and manage patent submissions in Patent Center, visit: https://patentcenter.uspto.gov. Visit https://www.uspto.gov/patents/apply/patent-center for more information about Patent Center and https://www.uspto.gov/patents/docx for information about filing in DOCX format. For additional questions, contact the Electronic Business Center (EBC) at 866-217-9197 (toll-free). If you would like assistance from a USPTO Customer Service Representative, call 800-786-9199 (IN USA OR CANADA) or 571-272-1000. /ANDREW LEE/ Primary Examiner, Art Unit 2475
Read full office action

Prosecution Timeline

Oct 04, 2024
Application Filed
Jul 16, 2026
Non-Final Rejection mailed — §102, §103 (current)

Precedent Cases

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Patent 12684618
TERMINAL
4y 5m to grant Granted Jul 14, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

1-2
Expected OA Rounds
92%
Grant Probability
97%
With Interview (+4.6%)
2y 3m (~5m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1378 resolved cases by this examiner. Grant probability derived from career allowance rate.

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