Prosecution Insights
Last updated: April 19, 2026
Application No. 18/745,860

ANTENNA SYSTEM AND COMMUNICATION DEVICE

Final Rejection §102
Filed
Jun 17, 2024
Examiner
NGUYEN, HOANG V
Art Unit
2845
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
Huawei Technologies Co., Ltd.
OA Round
2 (Final)
91%
Grant Probability
Favorable
3-4
OA Rounds
2y 2m
To Grant
97%
With Interview

Examiner Intelligence

Grants 91% — above average
91%
Career Allow Rate
1248 granted / 1374 resolved
+22.8% vs TC avg
Moderate +6% lift
Without
With
+6.3%
Interview Lift
resolved cases with interview
Typical timeline
2y 2m
Avg Prosecution
24 currently pending
Career history
1398
Total Applications
across all art units

Statute-Specific Performance

§101
0.7%
-39.3% vs TC avg
§103
44.9%
+4.9% vs TC avg
§102
37.5%
-2.5% vs TC avg
§112
10.6%
-29.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1374 resolved cases

Office Action

§102
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 . Response to Arguments Applicant's arguments filed 1/29/2026 have been fully considered but they are not persuasive. Applicant stated that Hou does not teach “a second antenna with a second radome that extends into groove of the radome of the first antenna” or “two antennas in which the radome of one is at least partially disposed in a groove of a radome of another antenna”. Examiner respectfully disagrees. As mentioned in the Office action dated 10/29/2025, Hou teaches the first antenna assembly 222 of first antenna 190 being disposed in a first radome 150 (Figure 9A), the first radome having a groove 108/155 (Figures 8E, 10A, 10B, 11A and 11B) a second antenna radiating assembly 1195 of second antenna 110 being disposed in a second radome 119 (Figures 9E and 12B), Figures 11A-11C clearly show that at least a part of the second outer surface of the second radome 119 extends into the groove 108 of the radome 150 of the first antenna 190/222. Therefore, the 102(a)(1) rejection under Hou is maintained. Applicant also stated that a second antenna assembly 190 cannot be found. Hou (Figure 9A) shows antenna 190 wherein LB antenna elements 222, MB antenna elements and HB antenna elements 242 are part of antenna 190 (para [0361]). Claim Rejections - 35 USC § 102 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 1-20 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Hou et al (US 2021/0305684 A1), hereinafter Hou. (Applicant’s cited prior art). Regarding claims 1 and 15, Hou (Figures 9A, 9C, 20A and 20B) teaches a communication device (para [0002]) comprising an antenna system 100 comprising a first antenna 190 and a second antenna 110, wherein the first antenna 190 (Figure 9A) comprises: a first radome 150 having a first outer surface, wherein the first outer surface has a groove 108/155/188 (Figures 8E, 10A, 10B, 11A and 11B, para [0308] and [0310]); a first radiating assembly 222 disposed in the first radome (Figures 9A, 22E and 22H); and a feed network 221 and 1200, connected to the first radiating assembly, wherein the feed network is disposed in the first radome, and the feed network is located at a side part of the groove (Figures 9F, 22C, 22D, 22E and 22H); and the second antenna 110 comprises: a second radome 119 having a second outer surface (Figure 9E); and a second radiating assembly 1195, disposed in the second radome (Figure 9A and 12B), wherein at least a part of the second outer surface extends into the groove (Figures 3A, 3B, 10A, 10B and 11A-11C). Regarding claims 2 and 16, as applied to claims 1 and 15, respectively, Hou (Figures 19A, 20A and 20B) teaches that the first antenna 190 further comprises a first frequency selective surface 170f, and the first frequency selective surface is located between the first radiating assembly and the second radiating assembly, and is configured to reflect a signal of the first radiating assembly and transmit a signal of the second radiating assembly (para [0016] to [0022], [0417] and [0420] to [0428]). Regarding claims 3 and 17, as applied to claims 2 and 16, respectively, Hou (Figures 20A and 22C, para [0184]. [0428] and [0441]) teaches that a projection of the first radiating assembly on the first frequency selective surface is located in the first frequency selective surface. Regarding claims 4 and 18, as applied to claims 1 and 15, respectively, Hou (Figures 54A and 54B, para [0452] to [0456], [0485] and [0486]) teaches that a projection of the feed network on the second radiating assembly is located outside the second radiating assembly. Regarding claims 5 and 19, as applied to claims 2 and 16, respectively, Hou (Figures 9A, 58A and 58B) teaches that the first antenna further comprises a third radiating assembly 232, the third radiating assembly is connected to the feed network 1200, and the third radiating assembly and the first radiating assembly are located on a same side of the first frequency selective surface, wherein an operating frequency band of the first radiating assembly is different from an operating frequency band of the third radiating assembly (para [0358] to [0361], [0486] and [0487]). Regarding claim 6, as applied to claim 5, Hou (para [0076] to [0090]) teaches that the first antenna further comprises a second frequency selective surface, the third radiating assembly and the first radiating assembly are located on a same side of the second frequency selective surface, and the second frequency selective surface is configured to reflect the signal of the first radiating assembly and a signal of the third radiating assembly and transmit the signal of the second radiating assembly. Regarding claim 7, as applied to claim 6, Hou (Figures 9A and 58B, para [0076] to [0090]) wherein a projection of the third radiating assembly 232 on the second frequency selective surface is located in the second frequency selective surface. Regarding claim 8, as applied to claim 5, Hou (Figures 59A and 59B, para [0492] to [0494]) teaches that a projection of the third radiating assembly on a bottom wall of the groove is located in the bottom wall. Regarding claims 9 and 20, as applied to claims 1 and 15, respectively, Hou (Figures 20A, 20B and 59A, para [0361] and [0428]) teaches that the operating frequency band of the first radiating assembly is less than an operating frequency band of the second radiating assembly. Regarding claim 10, as applied to claim 5, Hou (Figures 59A and 59B, para [0355]) teaches that the operating frequency band of the third radiating assembly 232 is less than an operating frequency band of the second radiating assembly 1195. Regarding claim 11, as applied to claim 1, Hou (Figures 22A, 22B, 54A, 55B, 59A and 59B) teaches that the second outer surface is attached to the bottom wall of the groove. Regarding claim 12, as applied to claim 1, Hou (Figures 22A, 22B, 54A, 55B, 59A and 59B) teaches that the second outer surface has a protruding part, and the protruding part extends into the groove and is attached to the bottom wall of the groove. Regarding claim 13, as applied to claim 12, Hou (Figure 12B, para [0349]) teaches that a projection of the second radiating assembly on the second outer surface is located in the protruding part. Regarding claim 14, as applied to claim 1, Hou (Figures 11A to 11C) teaches that the first radome 150 and the second radome 119 are connected in a detachable manner (para [0398]). Conclusion THIS ACTION IS MADE FINAL. Applicant is reminded of the extension of time policy as set forth in 37 CFR 1.136(a). A shortened statutory period for reply to this final action is set to expire THREE MONTHS from the mailing date of this action. In the event a first reply is filed within TWO MONTHS of the mailing date of this final action and the advisory action is not mailed until after the end of the THREE-MONTH shortened statutory period, then the shortened statutory period will expire on the date the advisory action is mailed, and any nonprovisional extension fee (37 CFR 1.17(a)) pursuant to 37 CFR 1.136(a) will be calculated from the mailing date of the advisory action. In no event, however, will the statutory period for reply expire later than SIX MONTHS from the mailing date of this final action. Any inquiry concerning this communication or earlier communications from the examiner should be directed to HOANG V NGUYEN whose telephone number is (571)272-1825. The examiner can normally be reached Monday-Friday 8am-5pm. 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, Dimary Lopez can be reached at (571) 270-7983. 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. /HOANG V NGUYEN/Primary Examiner, Art Unit 2845
Read full office action

Prosecution Timeline

Jun 17, 2024
Application Filed
Oct 27, 2025
Non-Final Rejection — §102
Jan 29, 2026
Response Filed
Mar 11, 2026
Final Rejection — §102 (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

3-4
Expected OA Rounds
91%
Grant Probability
97%
With Interview (+6.3%)
2y 2m
Median Time to Grant
Moderate
PTA Risk
Based on 1374 resolved cases by this examiner. Grant probability derived from career allow rate.

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