Prosecution Insights
Last updated: May 29, 2026
Application No. 18/153,498

PROXIMITY-BASED PROTOCOL FOR ENABLING MULTI-USER EXTENDED REALITY (XR) EXPERIENCE

Non-Final OA §102§103
Filed
Jan 12, 2023
Examiner
HARRISON, CHANTE E
Art Unit
2615
Tech Center
2600 — Communications
Assignee
Qualcomm Incorporated
OA Round
5 (Non-Final)
68%
Grant Probability
Favorable
5-6
OA Rounds
0m
Est. Remaining
98%
With Interview

Examiner Intelligence

Grants 68% — above average
68%
Career Allowance Rate
501 granted / 733 resolved
+6.3% vs TC avg
Strong +29% interview lift
Without
With
+29.4%
Interview Lift
resolved cases with interview
Typical timeline
3y 2m
Avg Prosecution
21 currently pending
Career history
758
Total Applications
across all art units

Statute-Specific Performance

§101
2.0%
-38.0% vs TC avg
§103
66.4%
+26.4% vs TC avg
§102
28.4%
-11.6% vs TC avg
§112
1.9%
-38.1% vs TC avg
Black line = Tech Center average estimate • Based on career data from 733 resolved cases

Office Action

§102 §103
DETAILED ACTION Notice of Pre-AIA or AIA Status The present application is being examined under the pre-AIA first to invent provisions. 1. This action is responsive to communications: RCE & Amendment, filed on 01/07/2026. This action is made FINAL. 2. Claims 1-25 are pending in the case. Claims 1, 9, 17 and 25 are independent claims. Claims 1, 9, 17 and 25 have been amended. Response to Arguments Applicant’s arguments with respect to claim(s) 1-25 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)(2) the claimed invention was described in a patent issued under section 151, or in an application for patent published or deemed published under section 122(b), in which the patent or application, as the case may be, names another inventor and was effectively filed before the effective filing date of the claimed invention. Claim(s) 1-4, 6-12, 14-20, and 22-25 is/are rejected under 35 U.S.C. 102(a)(2) as being anticipated by James Hughes et al., US 2024/0212290 A1. Independent claim 1, Hughes discloses a method for providing an extended reality (XR) experience, the method comprising: receiving, by a first XR device associated with a first user, from a host device located within a physical environment of the first XR device, a message comprising a prompt to join an XR room hosted by the host device (i.e. receiving an invite to join a conference room – Para 68, 72); connecting the first XR device to the host device based on the message (i.e. user’s join a combined virtual meeting room – Para 91; Fig. 7D); obtaining, by the first XR device, images of a three-dimensional (3D) scene of the physical environment of the first XR device (Fig. 5 “502”); transmitting, by the first XR device to the host device, the images of the 3D scene of the physical environment of the first XR device (i.e. HMDs share input data – Para 36; Fig. 3; Fig. 7C); receiving, by the first XR device from the host device, synthetic content generated by a host XR device located within the physical environment of the first XR device, the host XR device being different from the host device, wherein the synthetic content is associated with the XR room including a first virtual representation of the first user of the first XR device and a second virtual representation of a second user of the host XR device, wherein the first virtual representation of the first user is periodically localized within the XR room based on matching image features in the transmitted images with features of a 3D map of the 3D scene of the physical environment stored by the host device to prevent drift of a location of the first virtual representation of the first user in the XR room (i.e. receiving synthetic content – Fig. 7A “704A, 704B”; combined virtual workspace 718 from a user's XR device (e.g., XR HMD) where the virtual workspace of the user is combined with the virtual workspace of another user – Para 90; Fig. 7C; localize HMD’s – Para 40, 44); and rendering, by the first XR device, the synthetic content for the XR room based on a pose of the first XR device (i.e. provide differing perspective views based on an avatar – Para 87, 88; Fig. 7A-7F). Claim 2, Hughes discloses the method of claim 1, wherein the first XR device is one of an augmented reality/virtual reality (AR/VR) head-mounted device (HMD) or an augmented reality (AR) lens (i.e. Artificial reality or extra reality (XR) is a form of reality that has been adjusted in some manner before presentation to a user, which may include, e.g., virtual reality (VR), augmented reality (AR), mixed reality (MR), hybrid reality, or some combination; The artificial reality system that provides the artificial reality content may be implemented on various platforms, including a head-mounted display – Para 34). Claim 3, Hughes discloses the method of claim 1, wherein the host device is a wireless router (i.e. communicating via a network including WiFi – Para 68). Claim 4, Hughes discloses the method of claim 1, wherein the message is a broadcast message (i.e. join the virtual conference room by one of two methods: 1) being invited by the current attendees, or 2) simply clicking to join, without permission needed. – Para 32). Claim 6, Hughes discloses the method of claim 1, wherein the first XR device is located within a communication range of the host device (Fig. 3). Claim 7, Hughes discloses the method of claim 1, wherein the pose of the first user corresponds to at least one of a pose of a head of the first user or a direction of eyes of the first user (i.e. different perspective view displayed based on avatar/user device orientation - Fig. 7A-7F; Para 87, 88). Claim 8, Hughes discloses the method of claim 1, wherein the synthetic content comprises at least one of one or more synthetic objects (i.e. a combined virtual workspace 718 from a user's XR device (e.g., XR HMD) where the virtual workspace of the user is combined with the virtual workspace of another user corresponding to avatar 712 – Para 90; Fig. 7C) or one or more lighting effects. Independent claim 9, the claim is similar in scope to claim 1. Therefore, similar rationale as applied in the rejection of claim 1 applies herein. Claims 10-12 and 14-16, 18-20 and 22-24, the corresponding rationale as applied in the rejection of claims 2-4 and 6-8 apply herein. Independent claim 17, the claim is similar in scope to claim 1. Therefore, similar rationale as applied in the rejection of claim 1 applies herein. Independent claim 25, the claim is similar in scope to claim 1. Therefore, similar rationale as applied in the rejection of claim 1 applies herein. Claim Rejections - 35 USC § 103 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 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. This application currently names joint inventors. In considering patentability of the claims the examiner presumes that the subject matter of the various claims was commonly owned as of the effective filing date of the claimed invention(s) absent any evidence to the contrary. Applicant is advised of the obligation under 37 CFR 1.56 to point out the inventor and effective filing dates of each claim that was not commonly owned as of the effective filing date of the later invention in order for the examiner to consider the applicability of 35 U.S.C. 102(b)(2)(C) for any potential 35 U.S.C. 102(a)(2) prior art against the later invention. Claim(s) 5, 13 and 21 is/are rejected under 35 U.S.C. 103 as being unpatentable over James Hughes et al., US 2024/0212290 A1 as applied to claims 1, 9 and 17 above, and further in view of Scott Beith et al., WO 2022/010732 A1. Claim 5, Hughes discloses the method of claim 1. Beith discloses transmitting, by the first XR device to the host device, a password for authentication of the first user (i.e. authorized participant enters login credential – Para 82), which Hughes fails to disclose. It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention at the time the invention was made to combine Beith’s known method of transmitting, by the first XR device to the host device, a password for authentication of the first user with the known method of Hughes because adding authorization to participate in a private virtual space is a suitable technique that would yield predictable results when applied to the base technique of Hughes. Claims 13 and 21, the corresponding rationale as applied in the rejection of claim 5 applies herein. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to CHANTE HARRISON whose telephone number is (571)272-7659. The examiner can normally be reached Monday - Friday 8:00 am to 5:00 pm EST. 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, Alicia Harrington can be reached at 571-272-2330. 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. /CHANTE E HARRISON/Primary Examiner, Art Unit 2615
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Prosecution Timeline

Show 13 earlier events
Jul 01, 2025
Applicant Interview (Telephonic)
Jul 14, 2025
Response Filed
Jul 17, 2025
Response after Non-Final Action
Oct 07, 2025
Final Rejection mailed — §102, §103
Dec 01, 2025
Response after Non-Final Action
Jan 07, 2026
Request for Continued Examination
Jan 13, 2026
Response after Non-Final Action
Apr 07, 2026
Non-Final Rejection mailed — §102, §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

5-6
Expected OA Rounds
68%
Grant Probability
98%
With Interview (+29.4%)
3y 2m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 733 resolved cases by this examiner. Grant probability derived from career allowance rate.

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