Prosecution Insights
Last updated: October 04, 2026
Application No. 18/698,948

METHOD AND SYSTEM OF TRANSFERRING DATA

Non-Final OA §102§103
Filed
Apr 05, 2024
Priority
Oct 08, 2021 — SE 2151237-1 +1 more
Examiner
SWEARINGEN, JEFFREY R
Art Unit
2445
Tech Center
2400 — Computer Networks
Assignee
Barco NV
OA Round
3 (Non-Final)
76%
Grant Probability
Favorable
3-4
OA Rounds
11m
Est. Remaining
98%
With Interview

Examiner Intelligence

Grants 76% — above average
76%
Career Allowance Rate
532 granted / 697 resolved
+18.3% vs TC avg
Strong +21% interview lift
Without
With
+21.3%
Interview Lift
resolved cases with interview
Typical timeline
3y 5m
Avg Prosecution
15 currently pending
Career history
711
Total Applications
across all art units

Statute-Specific Performance

§101
13.3%
-26.7% vs TC avg
§103
46.5%
+6.5% vs TC avg
§102
16.9%
-23.1% vs TC avg
§112
15.3%
-24.7% vs TC avg
Black line = Tech Center average estimate • Based on career data from 697 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 . Continued Examination Under 37 CFR 1.114 A request for continued examination under 37 CFR 1.114, including the fee set forth in 37 CFR 1.17(e), was filed in this application after final rejection. Since this application is eligible for continued examination under 37 CFR 1.114, and the fee set forth in 37 CFR 1.17(e) has been timely paid, the finality of the previous Office action has been withdrawn pursuant to 37 CFR 1.114. Applicant's submission filed on 1 April 2026 has been entered. Response to Arguments Applicant’s arguments with respect to claim(s) 51-70 have been considered but are moot because the new ground of rejection does not rely on any reference applied in the prior rejection of record for any teaching or matter specifically challenged in the argument. Claim Rejections - 35 USC § 102 In the event the determination of the status of the application as subject to AIA 35 U.S.C. 102 and 103 (or as subject to pre-AIA 35 U.S.C. 102 and 103) is incorrect, any correction of the statutory basis (i.e., changing from AIA to pre-AIA ) for the rejection will not be considered a new ground of rejection if the prior art relied upon, and the rationale supporting the rejection, would be the same under either status. 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 51-54, 63-64, 66-69 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Ren et al. (US 9,693,356). In regard to claim 51, Ren disclosed a method of transferring data between a server and an equipment which cannot establish a direct wireless communication with the server, wherein a first user device is configured to transfer a first data and a second data with the equipment by using a first wireless communication channel between the equipment and the first user device, (Ren column 2 line 65 – column 3 line 1) the method comprising: the first user device establishing a second communication channel for transferring the second data with the server; (Ren column 5 lines 19-24) estimating a capacity of the first wireless communication channel for transferring the second data between the equipment and the first user device; and (Ren column 12 lines 4 – 21) based on the estimated capacity, transferring the second data between the equipment and the server, wherein the second data is transferred between the server and the first user device by using the second communication channel and between the first user device and the equipment by using the first wireless communication channel, (Ren column 12 lines 4 – 21) wherein the equipment is configured such that the equipment cannot establish the direct wireless communication with the server. (Ren column 1 lines 63-64) In regard to claim 52, Ren disclosed wherein the capacity of the first wireless communication channel comprises any of: a bandwidth, a throughput, a latency, a bit-error rate, BER, and a packet-error rate, PER, of the first wireless communication channel, or (Ren column 12 lines 4-21) wherein the step of estimating a capacity of the first wireless communication channel for transferring the second data between the equipment and the first user device comprises: estimating the capacity of the first wireless communication channel for transferring the second data between the equipment and the first user device based on: a property of the first wireless communication channel; and/or a requirement of transfer of the second data. (Ren column 12 lines 4-21) In regard to claim 53, Ren disclosed: when a priority of the transfer of the second data is high, or when a priority of the transfer of the second data is higher than a priority of transfer of the first data, prioritising the transfer of the second data over the transfer of the first data, and/or sending a request to the first user device for changing the transfer of the first data for prioritising the transfer of the second data. (Ren column 10 lines 3 – 15) In regard to claim 54, Ren disclosed a second user device, the second user device is capable of transferring a corresponding first data with the equipment by using the first wireless communication channel between the equipment and the second user device, (Ren column 5 lines 19-24) wherein the step of estimating a capacity of the first wireless communication channel for transferring the second data further comprises: estimating a second capacity of the first wireless communication channel for transferring the second data between the equipment and the second user device; (Ren column 12 lines 4 – 21) wherein the step of transferring the second data between the equipment and the server comprises: transferring a first part of the second data between the equipment and the server via the first user device, based on the first estimated capacity; and (Ren column 12 lines 4 – 21) transferring a second part of the second data between the equipment and the server via the second user device, based on the second estimated capacity; (Ren column 12 lines 4 – 21) wherein the first and second part of the second data are a same part of the second data, or different parts of the second data. (Ren column 12 lines 4 – 21) In regard to claim 63, Ren disclosed wherein the first wireless communication channel is established only when the first user device is within a predetermined distance from the equipment. Ren column 9 lines 40-42 disclose wireless communication technologies that can only be established within a certain distance between nodes. Claim 64 is rejected for substantially the same reasons as claim 51. Claim 66 is rejected for substantially the same reasons as claim 63. Claim 67 is rejected for substantially the same reasons as claim 52. Claim 68 is rejected for substantially the same reasons as claim 53. Claim 69 is rejected for substantially the same reasons as claim 54. 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 55 and 70 are rejected under 35 U.S.C. 103 as being unpatentable over Ren in view of Loo et al. (US 12,210,726) In regard to claim 55, Ren failed to disclose: before establishing the first wireless communication channel, authenticating the first user device by comparing an identity of the first user device and/or the equipment with identities of at least one trust list. However, Loo disclosed: before establishing the first wireless communication channel, authenticating the first user device by comparing an identity of the first user device and/or the equipment with identities of at least one trust list. Loo column 6 lines 40-65 It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to use authentication of IoT devices with Ren in order to provide better network security. Claim 70 is rejected for substantially the same reasons as claim 55. Claim 56 is rejected under 35 U.S.C. 103 as being unpatentable over Ren in view of Han et al. (US 2024/0121296 In regard to claim 56, Ren failed to disclose: creating a virtual network interface for the first user device using a proxy of the equipment; establishing, by the first user device, the first wireless communication channel with the proxy. However, Han disclosed: creating a virtual network interface for the first user device using a proxy of the equipment; Han [0073] establishing, by the first user device, the first wireless communication channel with the proxy. Han [0073] It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to use a virtual network interface using a proxy with Ren for purposes of network security. Claims 62 and 65 are rejected under 35 U.S.C. 103 as being unpatentable over Ren in view of Turock et al. (US 2025/0124520) In regard to claim 62, Ren failed to disclose the second data comprise any of a firmware, a log file, usage metrics, a software package, a data stream, a remote management message, a digital signage. However, Turock disclosed the second data comprise any of a firmware, a log file, usage metrics, a software package, a data stream, a remote management message, a digital signage. Turock [0038] It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to transmit firmware over the Ren network in order to update IoT equipment in Ren with the latest firmware. Claim 65 is rejected for substantially the same reasons as claim 62. Claims 57-58 are rejected under 35 U.S.C. 103 as being unpatentable over Ren in view of Han in view of Javali et al. (US 10,205,804) In regard to claim 57, Ren and Han failed to disclose: the proxy establishing a first tunnel between the proxy and the first user device by negotiating with the first user device; the proxy sending an initial request (SYN) to the first user device through the first tunnel for initiating a first flow of communication session with the server; the first user device forwarding the initial request (SYN) to the server through the second communication channel; initiating the first flow of the communication session towards the equipment by sending an initial response (SYN + ACK) to the first user device through the second communication channel; the first user device forwarding the initial response (SYN + ACK) to the proxy; the proxy sending an acknowledgement (ACK) to the first user device through the first tunnel for indicating acceptance of the first flow of the communication session initiated by the server; the first user device forwarding the acknowledgement (ACK) to the server through the second communication channel; wherein after the server receives the acknowledgement (ACK), the first flow of the communication session through the first user device is established. However, Javali disclosed: the proxy establishing a first tunnel between the proxy and the first user device by negotiating with the first user device; the proxy sending an initial request (SYN) to the first user device through the first tunnel for initiating a first flow of communication session with the server; the first user device forwarding the initial request (SYN) to the server through the second communication channel; initiating the first flow of the communication session towards the equipment by sending an initial response (SYN + ACK) to the first user device through the second communication channel; the first user device forwarding the initial response (SYN + ACK) to the proxy; the proxy sending an acknowledgement (ACK) to the first user device through the first tunnel for indicating acceptance of the first flow of the communication session initiated by the server; the first user device forwarding the acknowledgement (ACK) to the server through the second communication channel; wherein after the server receives the acknowledgement (ACK), the first flow of the communication session through the first user device is established. Javali column 5 lines 14-19, column 6 lines 18-40 It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to use a three way handshake when establishing a TCP connection over a proxy in the Ren / Han combination so that the TCP connection can be created. In regard to claim 58, Javali disclosed a second user device, the method further comprising: after the second user device establishing the corresponding first wireless communication channel with the proxy, the proxy sending a first message (ADD_ADDR) to the server through the first tunnel, for informing the existence of the second user device; the proxy establishing a second tunnel between the proxy and the second user device by negotiating with the second user device; the proxy sending an initial request (SYN) to the first user device through the second tunnel for initiating a second flow of the communication session with the server; the second user device forwarding the initial request (SYN) to the server through the second communication channel; initiating the second flow of the communication session towards the equipment by sending an initial response (SYN+ACK) to the second user device through the second communication channel; the second user device forwarding the initial response (SYN+ACK) to the proxy; the proxy sending an acknowledgement (ACK) to the second user device through the second tunnel for indicating acceptance of the second flow of the communication session initiated by the server; the second user device forwarding the acknowledgement (ACK) to the server through the second communication channel; wherein after the server receives the acknowledgement (ACK), the second flow of the communication session through the second user device is established. Javali column 5 lines 14-19, column 6 lines 18-40 Claim 59 is rejected under 35 U.S.C. 103 as being unpatentable over Ren in view of Han in view of Javali in view of Boucadair et al. (US 2018/0351852) In regard to claim 59, Ren / Han / Javali failed to disclose: when the established first wireless communication channel of the first user device is interrupted or terminated, terminating the first flow of the established communication session by having the proxy send a second message (REMOVE_ADDR) to the server to terminating the first flow through the second tunnel. However, Boucadair disclosed: when the established first wireless communication channel of the first user device is interrupted or terminated, terminating the first flow of the established communication session by having the proxy send a second message (REMOVE_ADDR) to the server to terminating the first flow through the second tunnel. Boucadair [0032], [0128] It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to terminate the tunnel in Javali when not in use by using the REMOVE_ADDR message in order to terminate the TCP tunnel. Claims 60 and 61 are rejected under 35 U.S.C. 103 as being unpatentable over Ren in view of Di et al. (CN 107147519 B) In regard to claim 60, Ren failed to disclose: when the second data is an upload data from the equipment to the server, the server sending a response to the first user device indicating whether the second data is successful received or not; the first user device forwarding the response to the equipment. However, Di disclosed: when the second data is an upload data from the equipment to the server, the server sending a response to the first user device indicating whether the second data is successful received or not; the first user device forwarding the response to the equipment. Di: “Specifically, the firmware data can be the firmware downloading server in the remote server sends to the device. In an alternative embodiment, the firmware download server verifies the update license after receiving the update license sent by the device, and returns the firmware data to the device under the condition of successful verification, the device updates firmware according to the firmware data.” It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to verify data reception in Ren when performing a TCP data connection in Ren. In regard to claim 61, Ren failed to disclose: when the second data is a download data from the server to the equipment, the equipment sending a response to the first user device indicating whether the second data is successful received or not; the first user device forwarding the response to the server. However, Di disclosed: when the second data is a download data from the server to the equipment, the equipment sending a response to the first user device indicating whether the second data is successful received or not; the first user device forwarding the response to the server. Di: “Specifically, the firmware data can be the firmware downloading server in the remote server sends to the device. In an alternative embodiment, the firmware download server verifies the update license after receiving the update license sent by the device, and returns the firmware data to the device under the condition of successful verification, the device updates firmware according to the firmware data.” It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to verify data reception in Ren when performing a TCP data connection in Ren. Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. Paulraj et al. US 2024/0095020 Any inquiry concerning this communication or earlier communications from the examiner should be directed to Jeffrey R. Swearingen whose telephone number is (571)272-3921. The examiner can normally be reached M-F 8:00 am - 5:00 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, Oscar Louie can be reached at 571-270-1684. 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. Jeffrey R. Swearingen Primary Examiner Art Unit 2445 /Jeffrey R Swearingen/Primary Examiner, Art Unit 2445
Read full office action

Prosecution Timeline

Apr 05, 2024
Application Filed
Sep 15, 2025
Non-Final Rejection mailed — §102, §103
Dec 12, 2025
Response Filed
Jan 08, 2026
Final Rejection mailed — §102, §103
Apr 01, 2026
Response after Non-Final Action
Apr 07, 2026
Request for Continued Examination
Apr 14, 2026
Response after Non-Final Action
Sep 08, 2026
Non-Final Rejection mailed — §102, §103 (current)

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Prosecution Projections

3-4
Expected OA Rounds
76%
Grant Probability
98%
With Interview (+21.3%)
3y 5m (~11m remaining)
Median Time to Grant
High
PTA Risk
Based on 697 resolved cases by this examiner. Grant probability derived from career allowance rate.

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