Prosecution Insights
Last updated: May 29, 2026
Application No. 18/031,758

DISPLAY PANELS INCLUDING SEGMENTED CONVEX RIB

Non-Final OA §102§103§112
Filed
Apr 13, 2023
Priority
May 31, 2022 — nonprovisional of PCTCN2022096471
Examiner
SOWARD, IDA M
Art Unit
2898
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
BOE TECHNOLOGY GROUP CO., LTD.
OA Round
3 (Non-Final)
93%
Grant Probability
Favorable
3-4
OA Rounds
0m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 93% — above average
93%
Career Allowance Rate
1247 granted / 1338 resolved
+25.2% vs TC avg
Moderate +6% lift
Without
With
+5.5%
Interview Lift
resolved cases with interview
Fast prosecutor
2y 1m
Avg Prosecution
24 currently pending
Career history
1370
Total Applications
across all art units

Statute-Specific Performance

§101
0.5%
-39.5% vs TC avg
§103
48.6%
+8.6% vs TC avg
§102
28.8%
-11.2% vs TC avg
§112
21.6%
-18.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1338 resolved cases

Office Action

§102 §103 §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 . This Office Action is in response to the Applicant’s amendment filed February 5, 2026. Specification The objection to the disclosure has been withdrawn due to the amendment filed. Claim Objections The objection to claim 27 has been withdrawn due to the amendment filed. Drawings The drawings are objected to under 37 CFR 1.83(a). The drawings must show every feature of the invention specified in the claims. Therefore, the one or more convex ribs provided in the display area must be shown or the feature(s) canceled from the claim(s). No new matter should be entered. Corrected drawing sheets in compliance with 37 CFR 1.121(d) are required in reply to the Office action to avoid abandonment of the application. Any amended replacement drawing sheet should include all of the figures appearing on the immediate prior version of the sheet, even if only one figure is being amended. The figure or figure number of an amended drawing should not be labeled as “amended.” If a drawing figure is to be canceled, the appropriate figure must be removed from the replacement sheet, and where necessary, the remaining figures must be renumbered and appropriate changes made to the brief description of the several views of the drawings for consistency. Additional replacement sheets may be necessary to show the renumbering of the remaining figures. Each drawing sheet submitted after the filing date of an application must be labeled in the top margin as either “Replacement Sheet” or “New Sheet” pursuant to 37 CFR 1.121(d). If the changes are not accepted by the examiner, the applicant will be notified and informed of any required corrective action in the next Office action. The objection to the drawings will not be held in abeyance. 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 is rejected under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), second paragraph, as being indefinite for failing to particularly point out and distinctly claim the subject matter which the inventor or a joint inventor (or for applications subject to pre-AIA 35 U.S.C. 112, the applicant), regards as the invention. It is not understood how the one or more convex ribs are provided in the display area when the one or more convex ribs are actually provided in the frame area. Claims 2-11, 13-14, 16, 19-20, 23, 25 and 27-28 are rejected as being dependent upon rejected claim 1. 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 – Claim(s) 1, 4-6, 10, 25 and 27-28 is/are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Cao et al. (CN 101866584 A). In regard to claim 1, Cao et al. teach a display panel, comprising a display area (center) and a frame area (at 711/721) surrounding the display area (center), the display panel comprising: a base substrate 71 and a cover plate 72 opposite to each other; one or more convex ribs 711/721 on at least one of the base substrate 71 and the cover plate 72, wherein each convex rib 711/721 of at least some of the convex ribs comprises a plurality of rib segments (See Figure 8) connected sequentially along an extension trajectory of the convex rib, and an angle is formed between adjacent two of the rib segments (See Figure 8); and an encapsulation structure 73 between the base substrate 71 and the cover plate 72 and covering the convex ribs 711/721 (Figures 7-8, pages 8-9, paragraphs [0049]-[0059]). In regard to claim 4, Cao et al. teach a plurality of convex rib groups (at 711/721) are provided on at least one of the base substrate 71 and the cover plate 72 and are distributed at intervals, each convex rib group of the convex rib groups (at 711/721) comprising one or more of the convex ribs 711/721 (Figures 7-8, pages 8-9, paragraphs [0049]-[0059]). In regard to claim 5, Cao et al. teach multiple of the convex rib groups (at 711/721) in the frame area (at 711/721), and distributed at intervals along a periphery of the display area (center) (Figures 7-8, pages 8-9, paragraphs [0049]-[0059]). In regard to claim 6, Cao et al. teach the frame area (at 711/721) in a ring shape and comprises at least one corner portion, and a density of the convex ribs at the corner portion of the frame area (at 711/721) is greater than that of the convex ribs 711/721 at other portions of the frame area (at 711/721) (Figures 7-8, pages 8-9, paragraphs [0049]-[0059]). In regard to claim 10, Cao et al. teach the encapsulation structure 73 comprising a sealant provided in the frame area (at 711/721) and bonded between the base substrate 71 and the cover plate 72; and wherein one of the convex ribs 711/721 is provided in the frame area (at 711/721) and is covered by the sealant, or wherein multiple of the convex ribs are provided in the frame area and are at least partially covered by the sealant (Figures 7-8, pages 8-9, paragraphs [0049]-[0059]). In regard to claim 25, Cao et al. teach the convex rib group (See Figure 8) comprises multiple of the convex ribs 711/721 distributed at intervals, with a trench being formed between adjacent two of the multiple of the convex ribs 711/721 (Figures 7-8, pages 8-9, paragraphs [0049]-[0059]). As best understood and in regard to claim 27, Cao et al. teach the convex ribs 711/721 provided on the base substrate 71 and the cover plate 72, and orthographic projections of the convex ribs 711 on the base substrate 71 on the cover plate and the convex ribs 721 on the cover plate 72 are arranged at intervals (Figures 7-8, pages 8-9, paragraphs [0049]-[0059]). In regard to claim 28, Cao et al. teach a display apparatus, comprising the display panel according to claim 1 (Figures 7-8, pages 8-9, paragraphs [0049]-[0059]). 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. Claim(s) 2-3 and 19 is/are rejected under 35 U.S.C. 103 as being unpatentable over Cao et al. (CN 101866584 A) as applied to claims 1, 4-6, 10, 25 and 27-28 above, and further in view of Qin et al. (CN 113130822 A). Cao et al. teach all mentioned in the rejection of claims 1, 4-6, 10, 25 and 27-28. However, Cao et al. fail to teach the plurality of rib segments comprising at least a first rib segment, a second rib segment, and a third rib segment connected sequentially, a first angle is formed between the first rib segment and the second rib segment, and a second angle is formed between the third rib segment and the second rib segment, and an end of the first rib segment away from the second rib segment and an end of the third rib segment away from the second rib segment are on a same side in a width direction of the second rib segment. Qin et al. teach a plurality of rib segments (of 40) comprising at least a first rib segment, a second rib segment, and a third rib segment connected sequentially (See Figure 4), a first angle is formed between the first rib segment and the second rib segment (See Figure 4), and a second angle is formed between the third rib segment and the second rib segment (See Figure 4), and an end of the first rib segment away from the second rib segment and an end of the third rib segment away from the second rib segment are on a same side in a width direction of the second rib segment (See Figure 4) (Figure 4, pages 13-18). Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to modify the display device structure as taught by Cao et al. with the display device having a plurality of rib segments comprising at least a first rib segment, a second rib segment, and a third rib segment connected sequentially, a first angle is formed between the first rib segment and the second rib segment, and a second angle is formed between the third rib segment and the second rib segment, and an end of the first rib segment away from the second rib segment and an end of the third rib segment away from the second rib segment are on a same side in a width direction of the second rib segment as taught by Qin et al. to prevent failure of the display panel (page 2). In regard to claim 3, Qin et al. teach the angle formed between the adjacent two of the rib segments (of 40) being an obtuse angle (Figure 4, pages 13-18). In regard to claim 19, Qin et al. teach the base substrate comprising: a base 10; a pixel definition layer 32 on a side of the base 10 and with a pixel opening (in 32); and a light-emitting unit 31 in the pixel opening (in 32), wherein orthographic projections of the convex ribs 40/90 in the non-display area 103/104 on the base 10 are within an orthographic projection of the pixel definition layer 32 on the base 10 (Figures 4-5, pages 13-18). Allowable Subject Matter Claims 7, 11 and 13-14 would be allowable if rewritten to overcome the rejection(s) under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), 2nd paragraph, set forth in this Office action and to include all of the limitations of the base claim and any intervening claims. Claims 7, 11, 13-14, 20, 23 and 27 are objected to as being dependent upon a rejected base claim, but would be allowable if rewritten in independent form including all of the limitations of the base claim and any intervening claims. Claims 8-9 are objected to as being dependent upon objected claim 7. Claim 16 is objected to as being dependent upon objected claim 14. Response to Arguments Applicant's arguments filed 02/05/2026 have been fully considered but they are not persuasive. Cao et al. (CN 101866584 A) and Cao et al. (CN 101866584 A) further in view of Qin et al. (CN 113130822 A) continues to teach the claimed invention for the one or more of the convex ribs are not provided in the display area. Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. The following patents are cited to further show the state of the art with respect to display devices: Wu et al. (US 2020/0044185 A1). Any inquiry concerning this communication or earlier communications from the examiner should be directed to IDA M SOWARD whose telephone number is (571)272-1845. The examiner can normally be reached Monday through Thursday, 7am to 5:30pm. 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, Leonard Chang can be reached on 571-570-3691. 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. IMS April 9, 2026 /IDA M SOWARD/Primary Examiner, Art Unit 2898
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Prosecution Timeline

Apr 13, 2023
Application Filed
Jul 16, 2025
Non-Final Rejection mailed — §102, §103, §112
Oct 09, 2025
Response Filed
Nov 24, 2025
Non-Final Rejection mailed — §102, §103, §112
Feb 05, 2026
Response Filed
Apr 13, 2026
Non-Final Rejection mailed — §102, §103, §112 (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

3-4
Expected OA Rounds
93%
Grant Probability
99%
With Interview (+5.5%)
2y 1m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 1338 resolved cases by this examiner. Grant probability derived from career allowance rate.

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