Prosecution Insights
Last updated: April 18, 2026
Application No. 18/779,861

DISPLAY DEVICE INCLUDING HINGE DEVICE FOR CONTROLLING STATE THEREOF

Non-Final OA §103
Filed
Jul 22, 2024
Examiner
DANG, HUNG Q
Art Unit
2841
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
LG Display Co., Ltd.
OA Round
1 (Non-Final)
68%
Grant Probability
Favorable
1-2
OA Rounds
3y 1m
To Grant
87%
With Interview

Examiner Intelligence

Grants 68% — above average
68%
Career Allow Rate
1257 granted / 1841 resolved
At TC average
Strong +18% interview lift
Without
With
+18.3%
Interview Lift
resolved cases with interview
Typical timeline
3y 1m
Avg Prosecution
95 currently pending
Career history
1936
Total Applications
across all art units

Statute-Specific Performance

§101
4.2%
-35.8% vs TC avg
§103
54.1%
+14.1% vs TC avg
§102
23.6%
-16.4% vs TC avg
§112
11.6%
-28.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1841 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 . Election/Restrictions Applicant’s election without traverse of claims 1-14 and 18-21 in the reply filed on 3/2/2026 is acknowledged. 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. Claims 1-9, 11-14, 18, 20 and 21 are rejected under 35 U.S.C. 103 as being unpatentable over Jan et al. U.S. Patent 11,216,039 in view of CHO et al. U.S. Pub. 2023/0209751. PNG media_image1.png 768 621 media_image1.png Greyscale Regarding claim 1, Jan et al. teaches a display device comprising: a display module (160d; figure 6B-C); and a hinge component (141d + 142d + 143d; figure 6B-C) configured to enable the display module to switch between being in a flat state (figure 6B) or a curved state (figure 6C), the hinge component including: at least one hinge frame (141d or 142d or 143d); at least one hinge component (see above annotated figure 6B-C) around which the at least one hinge frame is configured to rotate (see figures 6B-C) to allow the display module to switch between the flat state (figure 6B) and the curved state (figure 6C). However, Jan et al. does not specifically teach at least one stopper at each of two ends of the hinge component configured to maintain the display module in the flat state, the curved state, or an intermediary state in between the flat state and the curved state. PNG media_image2.png 551 597 media_image2.png Greyscale CHO et al. teaches a similar structure, which comprises at least one stopper (225 + 226; figures 1 and 4) at each of two ends (see figures 1-4) of the hinge component (300; see figure 4) configured to maintain (see par[0041]) the display module in the flat state, the curved state, or an intermediary state in between the flat state and the curved state. It would have been obvious before the effective filing date of the claimed invention to a person having ordinary skill in the art to equip the display device of Jan et al. with at least one stopper at each of two ends of the hinge component, as suggested by CHO et al., for maintaining the display module in the flat state, the curved state, or an intermediary state in between the flat state and the curved state. PNG media_image3.png 778 572 media_image3.png Greyscale Regarding claim 2, Jan et al. in view of CHO et al. teaches the display device of claim 1, further comprising: a pair of bolt and nut (see above annotated figure 1G) for each of the at least one hinge component, the pair of bolt and nut being configured to allow for adjustment of torque (see paragraph bridging columns 4-5) applied for maintaining the flat state, the curved state, and the intermediary state. PNG media_image2.png 551 597 media_image2.png Greyscale Regarding claim 3, as mentioned above, Jan et al. in view of CHO et al. teaches the display device of claim 1. CHO et al. further teaches the at least one stopper includes a pair of a lower stopper (see above annotated figure 4) and an upper stopper (see above annotated figure 4). It would have been obvious before the effective filing date of the claimed invention to a person having ordinary skill in the art to further equip the display device of Jan et al. in view of CHO et al. with a pair of a lower stopper and an upper stopper, as suggested by CHO et al., to facilitate sliding and maintaining the display module in the flat state, the curved state, or an intermediary state in between the flat state and the curved state. Regarding claim 4, as mentioned above, Jan et al. in view of CHO et al. teaches the display device of claim 3. CHO et al. further teaches the lower stopper and the upper stopper comprise: a fixing portion (225 + 226; figure 4 of CHO et al.); and a slit (see above annotated figure 4 of CHO et al.), wherein the slit and the fixing portion are configured to maintain the display module in the flat state, the curved state, or the intermediary state in between the flat state and the curved state (see par[0041]). It would have been obvious before the effective filing date of the claimed invention to a person having ordinary skill in the art to further equip the display device of Jan et al. in view of CHO et al. with a fixing portion and a slit, as suggested by CHO et al., to maintain the display module in the flat state, the curved state, or the intermediary state in between the flat state and the curved state. Regarding claim 5, the modification of Jan et al. in view of CHO et al. would result in the display device of claim 4, wherein the slit has an elongated semi-circular shape (see figure 4 of CHO et al.). Regarding claim 6, the modification of Jan et al. in view of CHO et al. would result in the display device of claim 4, wherein the fixing portion is configured to move in a first direction (horizontal direction) that is perpendicular to a direction (z direction) in which the display module moves between the flat state and the curved state. Regarding claim 7, the modification of Jan et al. in view of CHO et al. would result in the display device of claim 4, further comprising: an embossed portion (120; figure 4 of CHO et al.), wherein the slit would be formed around (see figure 4 of CHO et al.) the embossed portion. Regarding claim 8, The modification of Jan et al. in view of CHO et al. would result in the display device of claim 7, wherein the fixing portion (225 + 226; figure 4 of CHO et al.) and the embossed portion (120; figure 4 of CHO et al.) would be configured to move in a first direction (horizontal direction or x direction) that is perpendicular to a direction (z direction) in which the display module moves between the flat state and the curved state. Regarding claim 9, Jan et al. in view of CHO et al. teaches the display device of claim 1, wherein the at least one hinge frame includes multiple independently movable hinge frames (141d, 142d, 143d; see figures 6B-C of Jan et al.) each of which can rotate (see figures 6B-C of Jan et al.) around one or more of the at least one hinge component to enable the display module to switch between the flat state and the curved state (see figures 6B-C of Jan et al.). PNG media_image1.png 768 621 media_image1.png Greyscale Regarding claim 11, Jan et al. teaches a device (see figures 6B-C) comprising: a plurality of parts (141d, 142d; 143d; figure 6B-C) coupled together via a plurality of hinges (see above annotated figure 6B-C) to enable moving a display module (160d; figures 6B-C) between a flat state (figure 6B) and a curved state (figure 6C), wherein the plurality of parts are independently movable (see figures 6B-C). However, Jan et al. does not specifically teach at least one stopper attached to the plurality of parts, the at least one stopper being configured to maintain the display module in the flat state, the curved state, or an intermediary state in between the flat state and the curved state. CHO et al. teaches a similar structure, which comprises at least one stopper (225 + 226; figures 1 and 4) at each of two ends (see figures 1-4) of the hinge component (300; see figure 4) configured to maintain (see par[0041]) the display module in the flat state, the curved state, or an intermediary state in between the flat state and the curved state. It would have been obvious before the effective filing date of the claimed invention to a person having ordinary skill in the art to equip the display device of Jan et al. with at least one stopper at each of two ends of the hinge component, as suggested by CHO et al., for maintaining the display module in the flat state, the curved state, or an intermediary state in between the flat state and the curved state. Regarding claim 12, Jan et al. in view of CHO et al. teaches the device of claim 11, wherein the plurality of parts comprises: a first part (right 143d; figures 6B-C of Jan et al.) at a right end (see figures 6B-C) of the device; a second part (left 143d; figures 6B-C of Jan et al.) at a left end of the device; a middle part (141d; figures 6B-C of Jan et al.) at a center (see figures 6B-C) of the device; a third part (right 142d; figures 6B-C of Jan et al.) between the middle part and the first part (right 143d); and a fourth part (left 142d; figures 6B-C of Jan et al.) between the middle part and the second part (left 143d). Regarding claim 13, as mentioned above, Jan et al. in view of CHO et al. teaches the device of claim 12. PNG media_image4.png 756 749 media_image4.png Greyscale CHO et al. further teaches the at least one stopper comprises: a first stopper (see above annotated figure 1) attached to the first part; a second stopper (see above annotated figure 1) attached to the second part; a third stopper (see above annotated figure 1) attached to the third part; and a fourth stopper (see above annotated figure 1) attached to the fourth part. It would have been obvious before the effective filing date of the claimed invention to a person having ordinary skill in the art to further equip the device of Jan et al. in view of CHO et al. with a first stopper attached to the first part; a second stopper attached to the second part; a third stopper attached to the third part; and a fourth stopper attached to the fourth part, as suggested by CHO et al., to optimize maintaining the display module in the flat state, the curved state, or an intermediary state in between the flat state and the curved state. Regarding claim 14, Jan et al. in view of CHO et al. teaches the device of claim 13, wherein each of the first stopper and the second stopper and the third stopper and the fourth stopper would include a pair (see above annotated figure 4 of CHO et al.; lower and upper stoppers = a pair) of stoppers. Regarding claim 18, Jan et al. in view of CHO et al. teaches the device of claim 11, wherein the device is coupled to a backend (back end of 160d; figures 6B-C of Jan et al.) of the display module to move the display module between the flat state and the curved state. Regarding claim 20, Jan et al. in view of CHO et al. teaches the device of claim 11, wherein the device is coupled to a stand (120; figure 1C of Jan et al.) for holding the display module. Regarding claim 21, the modification of Jan et al. in view of CHO et al. teaches the display device of claim 3; wherein the lower stopper and the upper stopper have a horizontally symmetric structure (see above annotated figure 4 of CHO et al.), and wherein the pair of stoppers has a vertically symmetry (see above annotated figure 4 of CHO et al.) with respect to at least one other (see figure 1 of CHO et al.) pair of stoppers of the hinge component. Claims 10 and 19 are rejected under 35 U.S.C. 103 as being unpatentable over Jan et al. U.S. Patent 11,216,039 in view of CHO et al. U.S. Pub. 2023/0209751 and in further view of KIM et al. U.S. Pub. 2015/0043136. Regarding claim 10, as mentioned above, Jan et al. in view of CHO et al. teaches the display device of claim 1, further comprising: a hinge cover (160b; figure 4E of Jan et al.) configured to cover the hinge component. However, Jan et al. in view of Yoo et al. does not teach a pair of handles, each of which is coupled to one end of the hinge cover for moving the display module between the flat state and the curved state. KIM et al. teaches a display module, which comprises a pair of handles (32; figure 2; see par[0072]), each of which is coupled to one end of the display module for moving the display module between (see par[0072]) the flat state and the curved state. It would have been obvious before the effective filing date of the claimed invention to a person having ordinary skill in the art to further provide a pair of handles to the display module of Jan et al. in view of CHO et al., as suggested by KIM et al., wherein each of which would be coupled to one end of the display module at a position such as the end of the hinge cover for facilitating moving the display module between the flat state and the curved state. Regarding claim 19, as mentioned above, Jan et al. in view of CHO et al. teaches the device of claim 11. However, Jan et al. in view of Yoo et al. does not specifically teach a pair of handles are attached to ends of the device to enable moving the display module between the flat state and the curved state. KIM et al. teaches a display module, which comprises a pair of handles (32; figure 2; see par[0072]), each of which is coupled to one end of the display module for moving the display module between (see par[0072]) the flat state and the curved state. It would have been obvious before the effective filing date of the claimed invention to a person having ordinary skill in the art to further provide a pair of handles attached to the ends of the display module of Jan et al. in view of CHO et al., as suggested by KIM et al., for facilitating moving the display module between the flat state and the curved state. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to HUNG Q DANG whose telephone number is (571)272-3069. The examiner can normally be reached M-F 10-6PM.. 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, Imani N Hayman can be reached at 571-270-5528. 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. HUNG Q. DANG Examiner Art Unit 2835 /IMANI N HAYMAN/Supervisory Patent Examiner, Art Unit 2841
Read full office action

Prosecution Timeline

Jul 22, 2024
Application Filed
Apr 04, 2026
Non-Final Rejection — §103 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12594460
MANAGING BLOBS FOR TRACKING OF SPORTS PROJECTILES
2y 5m to grant Granted Apr 07, 2026
Patent 12588818
DETECTION OF A MOVABLE OBJECT WHEN 3D SCANNING A RIGID OBJECT
2y 5m to grant Granted Mar 31, 2026
Patent 12592258
METHOD AND APPARATUS FOR INTERACTIVE VIDEO EDITING PLATFORM TO CREATE OVERLAY VIDEOS TO ENHANCE ENTERTAINMENT VIDEO GAMES WITH EDUCATIONAL CONTENT
2y 5m to grant Granted Mar 31, 2026
Patent 12587693
ARTIFICIALLY INTELLIGENT AD-BREAK PREDICTION
2y 5m to grant Granted Mar 24, 2026
Patent 12574649
ENCODING AND DECODING METHOD, ELECTRONIC DEVICE, COMMUNICATION SYSTEM, AND STORAGE MEDIUM
2y 5m to grant Granted Mar 10, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

AI Strategy Recommendation

Get an AI-powered prosecution strategy using examiner precedents, rejection analysis, and claim mapping.
Powered by AI — typically takes 5-10 seconds

Prosecution Projections

1-2
Expected OA Rounds
68%
Grant Probability
87%
With Interview (+18.3%)
3y 1m
Median Time to Grant
Low
PTA Risk
Based on 1841 resolved cases by this examiner. Grant probability derived from career allow rate.

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month