Prosecution Insights
Last updated: August 17, 2026
Application No. 18/026,883

METHODS, DEVICES AND COMPUTER READABLE MEDIA FOR COMMUNICATIONS

Non-Final OA §103
Filed
Mar 17, 2023
Priority
Sep 18, 2020 — nonprovisional of PCTCN2020116270
Examiner
BHATTI, HASHIM S
Art Unit
2475
Tech Center
2400 — Computer Networks
Assignee
NEC Corporation
OA Round
4 (Non-Final)
86%
Grant Probability
Favorable
4-5
OA Rounds
0m
Est. Remaining
92%
With Interview

Examiner Intelligence

Grants 86% — above average
86%
Career Allowance Rate
354 granted / 410 resolved
+28.3% vs TC avg
Moderate +6% lift
Without
With
+6.1%
Interview Lift
resolved cases with interview
Typical timeline
2y 5m
Avg Prosecution
25 currently pending
Career history
436
Total Applications
across all art units

Statute-Specific Performance

§101
4.1%
-35.9% vs TC avg
§103
46.7%
+6.7% vs TC avg
§102
21.7%
-18.3% vs TC avg
§112
19.2%
-20.8% vs TC avg
Black line = Tech Center average estimate • Based on career data from 410 resolved cases

Office Action

§103
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 § 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. Claim(s) 39-40 and 44-45 are rejected under 35 U.S.C. 103 as being unpatentable over Xin et al. US 2023/0099930 A1 in view of Mikaeil et al. US 2023/0156434 A1 and further in view of Saldati et al. US 2024/0259837 A1. Claims 39 and 40: Xin discloses a method for a first network device (See fig. 19, memory and processor), comprising: performing at least one multicast service (See abstract, multicast service); and transmitting, to a second network device, a configuration update message including information about a frequency list associated with the at least one multicast service (See para 279, “the notification message further includes one or more of the following information … carrier list information… for receiving the first multicast service”). Xin doesn’t disclose frequency list associated with Temporary Mobile Group Identity (TMGI) that is associated with the at least one multicast service. Mikaeil discloses a frequency list associated with Temporary Mobile Group Identity (TMGI) that is associated with the at least one multicast service (See para 39, “each frequency in the list is associated with a list of MBMS service area identities (SAIs) that is supported by the respective frequency while the USD includes a TMGI corresponding to each MBMS SAI, and further includes information associating the TMGIs and SAIs”). It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to modify the system of Xin with the teachings of Mikaeil to improve the method disclosed by Xin by including the feature of frequency list and multicast service is associated with TMGI. The motivation to combine would have been to uniquely identify Multicast bearer services within MBMS. Xin in view of Mikaeil doesn’t disclose Next-Generation Radio Access Network (NG- RAN) node Configuration Update message. Saldati discloses Next-Generation Radio Access Network (NG- RAN) node Configuration Update message (See para 67-68, “For a gNB, a “NG-RAN NODE CONFIGURATION UPDATE” message includes an updated configuration data for NR cells served by the node sending the message (“Served Cells To Update NR” IE) and “Cell Assistance Information NR.””). It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to modify the system of Xin in view of Mikaeil with the teachings of Soldati to improve the method disclosed by Xin in view of Mikaeil by including the feature of (NG- RAN) node Configuration Update message. The motivation for doing so would have been to reduce signaling overhead and avoid re-registration of gNB. Claims 44 and 45: Xin in view of Mikaeil doesn’t disclose transmitting, to the second network device, the NG-RAN node Configuration Update message in a case where cell information of a cell served by the first network device needs to be updated. Saldati discloses transmitting, to the second network device, the NG-RAN node Configuration Update message in a case where cell information of a cell served by the first network device needs to be updated (See para 67-68, “For a gNB, a “NG-RAN NODE CONFIGURATION UPDATE” message includes an updated configuration data for NR cells served by the node sending the message (“Served Cells To Update NR” IE) and “Cell Assistance Information NR.””). It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to modify the system of Xin in view of Mikaeil with the teachings of Soldati to improve the method disclosed by Xin in view of Mikaeil by including the feature of transmitting, the NG-RAN node Configuration Update message when cell information of a cell served by the first network device needs to be updated. The motivation for doing so would have been to give better view of topology of the network such as, UE location, load balancing and network slice availability at cell level. Allowable Subject Matter Claims 42-43 are objected to as being dependent upon a rejected base claim, but would be allowable if rewritten in independent form including all of the limitations of the base claim and any intervening claims. Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. WO 2025087108 A1 discloses that the serving base station obtains the frequency information of the neighboring base station, including: receiving an Xn message sent by the neighboring base station, the message carrying the frequency information of the neighboring base station, and the Xn message including any one of an Xn establishment message and an NG-RAN node configuration update message. Any inquiry concerning this communication or earlier communications from the examiner should be directed to HASHIM S BHATTI whose telephone number is (571)270-7748. The examiner can normally be reached Mon-Fri 9:00am-5:30pm. 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, Khaled Kassim can be reached at 571-270-3770. 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. HASHIM S. BHATTI Primary Examiner Art Unit 2472 /HASHIM S BHATTI/Primary Examiner, Art Unit 2472
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Prosecution Timeline

Show 1 earlier event
May 20, 2025
Non-Final Rejection mailed — §103
Oct 20, 2025
Response Filed
Nov 04, 2025
Final Rejection mailed — §103
Feb 03, 2026
Applicant Interview (Telephonic)
Feb 06, 2026
Final Rejection mailed — §103
May 22, 2026
Request for Continued Examination
Jun 03, 2026
Response after Non-Final Action
Jun 30, 2026
Non-Final Rejection mailed — §103 (current)

Precedent Cases

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Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

4-5
Expected OA Rounds
86%
Grant Probability
92%
With Interview (+6.1%)
2y 5m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 410 resolved cases by this examiner. Grant probability derived from career allowance rate.

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