Prosecution Insights
Last updated: October 04, 2026
Application No. 18/899,742

METHOD OF CONTROLLING SERVICE LOAD BY SESSION ON A TELECOMMUNICATIONS CHARGING SYSTEM

Non-Final OA §112
Filed
Sep 27, 2024
Priority
Oct 03, 2023 — VI 1-2023-06882
Examiner
LEE, JUSTIN YE
Art Unit
Tech Center
Assignee
Viettel Group
OA Round
1 (Non-Final)
80%
Grant Probability
Favorable
1-2
OA Rounds
1y 2m
Est. Remaining
91%
With Interview

Examiner Intelligence

Grants 80% — above average
80%
Career Allowance Rate
573 granted / 715 resolved
+20.1% vs TC avg
Moderate +11% lift
Without
With
+10.9%
Interview Lift
resolved cases with interview
Typical timeline
3y 2m
Avg Prosecution
11 currently pending
Career history
725
Total Applications
across all art units

Statute-Specific Performance

§101
4.6%
-35.4% vs TC avg
§103
56.6%
+16.6% vs TC avg
§102
15.5%
-24.5% vs TC avg
§112
14.8%
-25.2% vs TC avg
Black line = Tech Center average estimate • Based on career data from 715 resolved cases

Office Action

§112
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 . Priority Receipt is acknowledged of certified copies of papers required by 37 CFR 1.55. Claim Objections Claim 1 is objected to because of the following informalities: The word “TPS” needs to be accompanied by the full terminology. Appropriate correction is required. Claim Rejections - 35 USC § 112 The following is a quotation of 35 U.S.C. 112(b): (b) CONCLUSION.—The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the inventor or a joint inventor regards as the invention. The following is a quotation of 35 U.S.C. 112 (pre-AIA ), second paragraph: The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the applicant regards as his invention. Claim 1 recites the limitation "the system" in lines 11 and 14 on page 3 of the claim. There is insufficient antecedent basis for this limitation in the claim. Claim 1 recites the limitation "the information" in line 1 on page 4 of the claim. There is insufficient antecedent basis for this limitation in the claim. Claim 1 recites the limitation "the REQUEST_TYPE" in lines 2-3 and 6 on page 4 of the claim. There is insufficient antecedent basis for this limitation in the claim. Claim 1 recites the limitation "the storage structure" in line 13 on page 4 of the claim. There is insufficient antecedent basis for this limitation in the claim. Claim 1 recites the limitation "the status" in line 10-11 on page 5 of the claim. There is insufficient antecedent basis for this limitation in the claim. Claim 1 recites the limitation "the information" in lines 19 and 21 on page 4 of the claim. There is insufficient antecedent basis for this limitation in the claim. Claim 1 recites the limitation "the internal load" in line 1 on page 4 of the claim. There is insufficient antecedent basis for this limitation in the claim. Claim 1 recites the limitation "we have" in line 2 on page 3 and line 4 on page 6 of the claim. There is insufficient antecedent basis for this limitation in the claim. Regarding claim1, the phrase "i.e." renders the claim indefinite because it is unclear whether the limitation(s) following the phrase are part of the claimed invention. See MPEP § 2173.05(d). Allowable Subject Matter Claim 1 is allowable when overcoming the above rejections. The following is an examiner’s statement of reasons for allowance: Prior art of Tornkvist teaches a way to reduce overload at an online charging system by not treating all charging requests the same. In a mobile or communication network, charging trigger functions send real-time credit-control requests to an online charging system before a service can continue. When too many requests arrive, the system can become overloaded and slow down or drop traffic. The invention lets the charging system tell network nodes which kinds of requests should be discarded or buffered first. The prioritization can depend on the service involved, the rating group, or the session state of the request. For example, low-priority services may be reduced more aggressively than high-priority services. Initial session requests may be suppressed more than ongoing or closing requests. The charging system can also adjust these settings dynamically as its load changes. The charging trigger function then applies the configured abatement rules locally, reducing traffic before it reaches the overloaded charging system. The approach is intended to preserve. Prior art of Zevallos teaches keeping a mobile network’s charging system from flooding itself when the charging server is overloaded. In normal operation, a gateway device sends charging requests to a charging entity such as an Online Charging System (OCS). If the OCS reports overload, the gateway stops or delays sending more charging-related requests for a period of time. During that period, the gateway may let existing traffic continue using quota already granted. The system can also store charging requests locally and send them later when the overload period ends. In some versions, the gateway uses the overload period to decide how much quota the charging entity should grant up front. In other versions, the gateway estimates overload even when the charging server does not fully support the overload-control protocol. The application also proposes handling legacy charging servers that only return a “too busy” result. Overall, the goal is to reduce signaling to the congested charging entity while avoiding unnecessary service interruption for subscribers. However, the prior arts individually or in combination do not teach the claimed invention. Any comments considered necessary by applicant must be submitted no later than the payment of the issue fee and, to avoid processing delays, should preferably accompany the issue fee. Such submissions should be clearly labeled “Comments on Statement of Reasons for Allowance.” Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to JUSTIN YE LEE whose telephone number is (571)272-5258. The examiner can normally be reached 9:30-8:00. 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, Kathy Wang-Hurst can be reached at 5712705371. 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. /JUSTIN Y LEE/Primary Examiner, Art Unit 2644 9/15/26
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Prosecution Timeline

Sep 27, 2024
Application Filed
Sep 18, 2026
Non-Final Rejection mailed — §112 (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

1-2
Expected OA Rounds
80%
Grant Probability
91%
With Interview (+10.9%)
3y 2m (~1y 2m remaining)
Median Time to Grant
Low
PTA Risk
Based on 715 resolved cases by this examiner. Grant probability derived from career allowance rate.

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