Prosecution Insights
Last updated: April 19, 2026
Application No. 18/388,911

ORGANIC LIGHT EMITTING DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF

Non-Final OA §103
Filed
Nov 13, 2023
Examiner
JANG, BO BIN
Art Unit
2818
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
LG Display Co., Ltd.
OA Round
1 (Non-Final)
88%
Grant Probability
Favorable
1-2
OA Rounds
2y 4m
To Grant
96%
With Interview

Examiner Intelligence

Grants 88% — above average
88%
Career Allow Rate
523 granted / 595 resolved
+19.9% vs TC avg
Moderate +8% lift
Without
With
+7.7%
Interview Lift
resolved cases with interview
Typical timeline
2y 4m
Avg Prosecution
26 currently pending
Career history
621
Total Applications
across all art units

Statute-Specific Performance

§101
0.3%
-39.7% vs TC avg
§103
47.0%
+7.0% vs TC avg
§102
28.8%
-11.2% vs TC avg
§112
21.2%
-18.8% vs TC avg
Black line = Tech Center average estimate • Based on career data from 595 resolved cases

Office Action

§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 . Priority Acknowledgment is made of applicant's claim for foreign priority based on an application KR 10-2022-0169680 filed in Korean Intellectual Property Office (KIPO) on December 7, 2022 and receipt of a certified copy thereof. Claim Objections Claims 1, 12, 17 and 18 are objected to because of the following informalities: In claim 1, line 4, “on the upper surface of the flexible substrate” should read --on an upper surface of the flexible substrate--. In claim 1, line 5, “on the lower surface of the flexible substrate” should read --on a lower surface of the flexible substrate--. In claim 12, line 7, “after forming the support film” should read --after attaching the support film--. Support can be found at least in line 6 of claim 12. In claim 17, line 1, “The organic light-emitting display method of claim 14” should read --The method of claim 14--. In claim 18, line 1, “The organic light-emitting display method of claim 14” should read --The method of claim 14--. Appropriate correction is required. 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 of this title, 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 1, 2, 4-9 and 11-18 are rejected are rejected under 35 U.S.C. 103 as being unpatentable over Kim KR 20210083546 (the original document and a machine-generated English translation thereof are used in rejection; Kim ‘546) in view of Kim US 2016/0064685 (Kim ‘685). Regarding claim 1, Kim ‘546 teaches an organic light-emitting display device (e.g., Fig. 7, translation [23]-[104]; Fig. 3) including a display area, a bending area, and a pad area (e.g., DA, BA, PA, Fig. 7), the device comprising: a flexible substrate (e.g., 120, Fig. 7); a pixel array layer (e.g., 130, Fig. 7) disposed on the upper surface of the flexible substrate; an adhesive layer (e.g., 162, Fig. 7) and a backplate (e.g., 163, Fig. 7) disposed on the lower surface of the flexible substrate; a polarizing plate (e.g., 150, Fig. 7) disposed on the upper surface of the pixel array layer; and a flexible printed circuit board (e.g., 180, Fig. 7) attached to the pad area. Kim ‘546 does not explicitly teach wherein the backplate includes a mesh pattern inserter into an interior thereof. Kim ‘685 teaches wherein the backplate (e.g., 120 and 125, Fig. 8; Figs. 1-4) includes a mesh pattern inserter (e.g., 140, Figs. 1-4, Fig. 8) into an interior thereof. It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to modify the device of Kim ‘546 to include wherein the backplate includes a mesh pattern inserter into an interior thereof as suggested by Kim ‘685 for the purpose of increasing elasticity or resilience (e.g., Kim ‘685, [45], [70]), thereby enhancing the device performance for example. Regarding claim 2, Kim ‘546 in view of Kim ‘685 teaches the organic light-emitting display device of claim 1, wherein the mesh pattern (e.g., Kim ‘685, [71]) has an elastic modulus higher than that of the backplate (e.g., Kim ‘685, [71]). Regarding claim 4, Kim ‘546 in view of Kim ‘685 teaches the organic light-emitting display device of claim 1, wherein the mesh pattern is formed of a metal material (e.g., Kim ‘685, [71]). Regarding claim 5, Kim ‘546 in view of Kim ‘685 teaches the organic light-emitting display device of claim 4, wherein the mesh pattern is formed of a copper material (e.g., Kim ‘685, [71]). Regarding claim 6, Kim ‘546 in view of Kim ‘685 teaches the organic light-emitting display device of claim 1, wherein the mesh pattern includes a plurality of patterns extending in horizontal and vertical directions of the back plate (e.g., Kim ‘685, Figs. 2-4 and 6-7) Regarding claim 7, Kim ‘546 in view of Kim ‘685 teaches the organic light-emitting display device of claim 6, wherein the mesh pattern has a polygonal shape (e.g., Kim ‘685, Figs. 2-4 and 6-7; [68]). Regarding claim 8, Kim ‘546 in view of Kim ‘685 teaches the organic light-emitting display device of claim 1, wherein the mesh pattern is formed close to a surface facing the flexible substrate in a cross-section of the backplate (e.g., Kim ‘685, Fig. 8). Regarding claim 9, Kim ‘546 in view of Kim ‘685 teaches the organic light-emitting display device of claim 1, wherein the mesh pattern is not protruded outside the backplate (e.g., Kim ‘685, Fig. 8, Fig. 1). Regarding claim 11, Kim ‘546 in view of Kim ‘685 teaches the organic light-emitting display device of claim 1, wherein the mesh pattern is formed of a double layer (e.g., Kim ‘685, Figs. 4, 6 and 8). Regarding claim 12, Kim ‘546 teaches a method of manufacturing an organic light-emitting display device (e.g., Figs. 1-7, translation [23]-[104]) the method comprising: forming a flexible substrate (e.g., 120, Fig. 2b) on a mother substrate (e.g., 110, Fig. 2b); forming a pixel array layer (e.g., 130, Fig. 2b) on the flexible substrate; separating the mother substrate (e.g., Fig. 2e); attaching a support film (e.g., 160, Fig. 2f) to the flexible substrate; attaching, after forming the support film, a polarizing plate (e.g., 150, Fig. 2p) and a flexible printed circuit board (e.g., 180, Fig. 2p); and bending the organic light-emitting display device (e.g. Fig. 3). Kim ‘546 does not explicitly teach a support film comprising a mesh pattern. Kim ‘685 teaches a support film (e.g., 100 and 115, Fig. 8; Figs. 1-4) comprising a mesh pattern (e.g., 140, Figs. 1-4, Fig. 8). It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to modify the method of Kim ‘546 to include a support film comprising a mesh pattern as suggested by Kim ‘685 for the purpose of increasing elasticity or resilience (e.g., Kim ‘685, [45], [70]), thereby enhancing the device performance for example. Regarding claim 13, Kim ‘546 in view of Kim ‘685 teaches the method of claim 12, wherein the attaching of the support film comprises attaching the support film to the flexible substrate using a roller (e.g., Kim ‘546, 880, Fig. 2f). Regarding claim 14, Kim ‘546 in view of Kim ‘685 teaches the method of claim 12, wherein the support film (e.g., Kim ‘685, 100 and 115, Fig. 8, Figs. 1-4) comprises an adhesive layer (e.g., Kim ‘685, 115, Fig. 8, Figs. 1-4) and a backplate (e.g., Kim ‘685, 120 and 125, Fig. 8, Figs. 1-4), and the mesh pattern (e.g., Kim ‘685, 140, Fig. 8, Figs. 1-4) is inserted into an interior of the backplate . Regarding claim 15, Kim ‘546 in view of Kim ‘685 teaches the method of claim 14, wherein the mesh pattern (e.g., Kim ‘685, [71]) has an elastic modulus higher than that of the backplate (e.g., Kim ‘685, [71]). Regarding claim 16, Kim ‘546 in view of Kim ‘685 teaches the method of claim 14, wherein the mesh pattern is formed of a cotton material or a metal material (e.g., Kim ‘685, [71]). Regarding claim 17, Kim ‘546 in view of Kim ‘685 teaches the organic light-emitting display method of claim 14, wherein the mesh pattern is formed close to a surface facing the flexible substrate in the cross-section of the backplate (e.g., Kim ‘685, Fig. 8). Regarding claim 18, Kim ‘546 in view of Kim ‘685 teaches the organic light-emitting display method of claim 14, wherein the mesh pattern is formed of a double layer (e.g., Kim ‘685, Figs. 4, 6 and 8). Claim 3 is rejected are rejected under 35 U.S.C. 103 as being unpatentable over Kim ‘546 in view of Kim ‘685 as applied to claim 1 above, and further in view of Shimizu et al. US 2009/0008142. Regarding claim 3, Kim ‘546 in view of Kim ‘685 teaches the organic light-emitting display device of claim 1 as discussed above. Kim ‘546 in view of Kim ‘685 does not explicitly teach wherein the mesh pattern is formed of a cotton material. It has been well known in the art that mesh pattens of supporting layers may include metals, plastics, cottons, ceramics or the like as suggested by Kim ‘685 (e.g., [71]) and Shimizu (e.g., [321], [361], [348]). It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to further modify the device of Kim ‘546 in view of Kim ‘685 to include wherein the mesh pattern is formed of a cotton material because metals, plastics, cottons, ceramics or the like are commonly used as supporting materials for display devices as suggested by Kim ‘685 and Shimizu, and selecting among them would have been obvious to the skilled artisan. MPEP §2143. Claims 10 and 19 are rejected are rejected under 35 U.S.C. 103 as being unpatentable over Kim ‘546 in view of Kim ‘685 as applied to claim 1 above, and further in view of Sim et al. US 2022/0139274. Regarding claim 10, Kim ‘546 in view of Kim ‘685 teaches the organic light-emitting display device of claim 1 as discussed above. Kim ‘546 in view of Kim ‘685 does not explicitly teach wherein the adhesive layer comprises a light-blocking pigment. Sim teaches wherein the adhesive layer comprises a light-blocking pigment (e.g., [21]). It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to further modify the device of Kim ‘546 in view of Kim ‘685 to include wherein the adhesive layer comprises a light-blocking pigment as suggested by Sim for the purpose of enhancing light shielding property, thereby enhancing the device performance for example (e.g., Sim, [171]). Regarding claim 19, Kim ‘546 in view of Kim ‘685 teaches the method of claim 14 s discussed above. Kim ‘546 in view of Kim ‘685 does not explicitly teach wherein the adhesive layer includes a black press sensitive adhesive (PSA). Sim teaches wherein the adhesive layer includes a black press sensitive adhesive (PSA) (e.g., [21], [71]). It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to further modify the method of Kim ‘546 in view of Kim ‘685 to include wherein the adhesive layer includes a black press sensitive adhesive (PSA) as suggested by Sim for the purpose of enhancing light shielding property, thereby enhancing the device performance for example (e.g., Sim, [171]). Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to Bo Bin Jang whose telephone number is (571) 270-0271. The examiner can normally be reached on M-F from 9:00 AM to 6:00 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, Eva Montalvo can be reached at (571) 270-3829. The fax phone number for the organization where this application or proceeding is assigned is 571-273-8300. Information regarding the status of an application may be obtained from the Patent Application Information Retrieval (PAIR) system. Status information for published applications may be obtained from either Private PAIR or Public PAIR. Status information for unpublished applications is available through Private PAIR only. For more information about the PAIR system, see http://portal.uspto.gov/external/portal. Should you have questions on access to the Private PAIR system, contact the Electronic Business Center (EBC) at 866-217-9197 (toll-free). If you would like assistance from a USPTO Customer Service Representative or access to the automated information system, call 800-786-9199 (IN USA OR CANADA) OR 571-272-1000. /BO B JANG/Primary Examiner, Art Unit 2818 January 7, 2026
Read full office action

Prosecution Timeline

Nov 13, 2023
Application Filed
Jan 07, 2026
Non-Final Rejection — §103 (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

1-2
Expected OA Rounds
88%
Grant Probability
96%
With Interview (+7.7%)
2y 4m
Median Time to Grant
Low
PTA Risk
Based on 595 resolved cases by this examiner. Grant probability derived from career allow rate.

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