Prosecution Insights
Last updated: October 25, 2026
Application No. 18/839,692

CALL SYSTEM, HOST DEVICE, MOBILE TERMINAL, AND CLOUD SERVER

Non-Final OA §103
Filed
Aug 19, 2024
Priority
Feb 24, 2022 — nonprovisional of PCTCN2022077768
Examiner
TON, DANG T
Art Unit
2476
Tech Center
2400 — Computer Networks
Assignee
Shenzhen Hollyland Technology Co. Ltd.
OA Round
1 (Non-Final)
89%
Grant Probability
Favorable
1-2
OA Rounds
0m
Est. Remaining
90%
With Interview

Examiner Intelligence

Grants 89% — above average
89%
Career Allowance Rate
559 granted / 629 resolved
+30.9% vs TC avg
Minimal +1% lift
Without
With
+1.0%
Interview Lift
resolved cases with interview
Typical timeline
2y 2m
Avg Prosecution
28 currently pending
Career history
655
Total Applications
across all art units

Statute-Specific Performance

§101
4.0%
-36.0% vs TC avg
§103
45.0%
+5.0% vs TC avg
§102
26.2%
-13.8% vs TC avg
§112
8.1%
-31.9% vs TC avg
Black line = Tech Center average estimate • Based on career data from 629 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 . The factual inquiries for establishing a background for determining obviousness under 35 U.S.C. 103 are summarized as follows: 1. Determining the scope and contents of prior art. 2. Ascertaining the differences between the prior art and the claims at issue. 3. Resolving the level of ordinary skill in the pertinent art. 4. Considering objective evidence present in the application indicating obviousness or nonobviousness. 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 18,21,and 35 are rejected under 35 U.S.C. 103 as being unpatentable over Nakano ( 2021/0360103) in view of Lui (WO( 2023/159446)). For claims 18,21,and 35 ,Nakano ( 2021/0360103) discloses a system comprising a host device, wherein the host device and a plurality of terminal devices are in a same wireless access network, the host device and a plurality of clients respectively establish connection channels; the host device is configured to receive first voice signals transmitted by the terminal devices and second voice signals transmitted by the clients forwarded by the cloud server, perform mixing processing on the first voice signals and the second voice signals to respectively generate a mixed signal corresponding to one of the terminal devices and transmit the mixed signal to the terminal device, and to generate a mixed signal corresponding to one of the clients and forward the mixed signal to the client ( See paragraphs 0008 to paragraph 0008). For claims 18,21, and 35, Nakano (2021/0360103) discloses all the subject matter of the claimed invention except for a plurality of clients respectively establish connection channels with a cloud server via an Internet in a communications network. Lui (WO (2023/159446)) from the same or similar fields of endeavor teaches a provision of a plurality of clients respectively establish connection channels with a cloud server via an Internet in a communications network (See abstract). Thus, it would have been obvious to the person of ordinary skill in the art before the effective filing date of the claimed invention to use a plurality of clients respectively establish connection channels with a cloud server via an Internet in a communications network as taught by Lui in the communication network of Nakano for the purpose of connecting the plurality of clients respectively establish connection channels with a cloud server via an Internet in a communications network. Claims 22-26,36-45, 19, and 20 are objected to as being dependent upon a rejected base claim but would be allowable if rewritten in independent form including all the limitations of the base claim and any intervening claims. The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. Kellogg (2026/0075277) is cited to show a system which is considered pertinent to the claimed invention. Any inquiry concerning this communication or earlier communications from the examiner should be directed to DANG T TON whose telephone number is (571)272-3171. The examiner can normally be reached Monday to Friday from 5:30 AM to 3:00 PM. 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, Ayaz Sheikh can be reached at 571-272-3795. 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. /DANG T TON/Primary Examiner, Art Unit 2476 /D.T.T/Primary Examiner, Art Unit 2476
Read full office action

Prosecution Timeline

Aug 19, 2024
Application Filed
Sep 01, 2026
Non-Final Rejection mailed — §103 (current)

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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
89%
Grant Probability
90%
With Interview (+1.0%)
2y 2m (~0m remaining)
Median Time to Grant
Low
PTA Risk
Based on 629 resolved cases by this examiner. Grant probability derived from career allowance rate.

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