Prosecution Insights
Last updated: July 17, 2026
Application No. 18/032,627

Battery Pack and Vehicle

Final Rejection §102§103
Filed
Apr 19, 2023
Priority
Oct 23, 2020 — RE 10-2020-0138666 +1 more
Examiner
MELFI, OLIVIA MASON
Art Unit
1729
Tech Center
1700 — Chemical & Materials Engineering
Assignee
LG Energy Solution Ltd.
OA Round
2 (Final)
65%
Grant Probability
Favorable
3-4
OA Rounds
2m
Est. Remaining
89%
With Interview

Examiner Intelligence

Grants 65% — above average
65%
Career Allowance Rate
26 granted / 40 resolved
At TC average
Strong +24% interview lift
Without
With
+23.6%
Interview Lift
resolved cases with interview
Typical timeline
3y 5m
Avg Prosecution
35 currently pending
Career history
79
Total Applications
across all art units

Statute-Specific Performance

§101
0.4%
-39.6% vs TC avg
§103
92.4%
+52.4% vs TC avg
§102
3.0%
-37.0% vs TC avg
§112
1.5%
-38.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 40 resolved cases

Office Action

§102 §103
DETAILED ACTION This Office Action is responsive to the March 26th, 2026 arguments and remarks (“Remarks”). 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 Amendments In response to the amendments received in the Remarks on March 26th, 2026: Claims 1-10 are pending in the current application. Claim 1 has been amended. Response to Arguments Applicant’s arguments filed with the Remarks on March 26th, 2026 with respect to Claims 1-10 are acknowledged, however, Applicant’s arguments are not persuasive. Applicant’s argument that the prior art of record fails to disclose the instantly claimed battery pack is not persuasive. Specifically, Applicant’s argument that the battery module of Yanagi is not mounted on a flat surface extending in a horizontal direction is not persuasive. As can be seen in Figure 4 (reproduced below), the cooling unit 60 of Yanagi is installed in the space S of the battery tray 30 ([0052]) and the batteries 20 are mounted to the battery tray 30 by means of battery holders 90 ([0041]). The skilled artisan would recognize that the bottom of the battery tray 30 wherein the space S (defining the cooling unit 60) encompasses the battery holders 90 is a flat surface extending in a horizontal direction along the bottom of the battery tray 30. Therefore, the battery pack of Yanagi does read on the instantly claimed battery pack. Applicant’s argument is not persuasive and the rejection of record is maintained. Further, Applicant’s argument that Yanagi does not disclose wherein the at least one battery module does not overlie the at least one of the convex part or the concave part in a vertical direction perpendicular to the horizontal direction is not persuasive. As can be shown in Figure 5, the convex and concave parts of the battery pack of Yanagi (as defined by the space within the air flow passage 42) is provided above the batteries 20 ([0056]). Since the convex and concave parts do not overlie the at least one battery module in any direction, it would also be true that the at least one battery module does not overlie the at least one of the convex part or the concave part in a vertical direction perpendicular to the horizontal direction. Therefore, the battery pack of Yanagi does read on the instantly claimed battery pack. Applicant’s argument is not persuasive and the rejection of record is maintained. Any modifications to the rejection are as necessitated by the amendment. Prior Art Previously cited Yanagi US PG Publication 2014/0017546 (“Yanagi”) Previously cited Lee US PG Publication 2018/0019508 (“Lee”) Previously cited Yu KR20180045373 (“Yu”) Claim Rejections - 35 USC § 102 The text of those sections of Title 35, U.S. Code not included in this action can be found in a prior Office Action. Claims 1 and 9-10 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Yanagi US PG Publication 2014/0017546. Regarding Claim 1, Yanagi discloses a battery pack 10 (Abstract, entire disclosure dependent upon) comprising: at least one battery [module] 20 comprising a plurality of battery cells 21 ([0030]-[0040]); and a cooling unit 60 (Fig. 4, [0037]) having an air flow passage 42 (refrigerant passage) configured to receive a flow of cooled air (a refrigerant) therein (Fig. 4, [0052]-[0057]), the coolant unit having a plate shape corresponding to the shape of battery tray 30 (Fig. 4, [0052]), the at least one battery module 20 being mounted on bottom (flat surface) of the battery tray 30 extending in a horizontal direction and within the space S comprising the cooling unit 60 via the battery holders 90 (Figs. 3-4, [0037]-[0041]), the cooling unit having a region on which the at least one battery module is not mounted, the region having at least one of a convex part protruding in an upper direction (see Fig. 5 wherein the air flow passage 42 which is incorporated within the cooling unit 60 protrudes away from the battery cells 21) and a concave part protruding in a lower direction towards the battery cells 21 (as defined by 42a in Fig. 5). wherein the at least one battery module 20 does not overlie the at least one of the convex part or the concave part in a vertical direction perpendicular to the horizontal direction (see [0056] wherein the air flow passage 42 (defining the space of the convex part and the concave part) is provided above the battery modules 20). PNG media_image1.png 979 629 media_image1.png Greyscale Figure 4 of Yanagi PNG media_image2.png 755 1207 media_image2.png Greyscale Figure 5 of Yanagi Regarding Claim 9, Yanagi discloses a vehicle 100 comprising at least one battery pack 10 according to the battery pack 10 as described in the rejection of Claim 1 ([0027]-[0032]). Regarding Claim 10, Yanagi teaches the instantly claimed vehicle according to Claim 9, and Yanagi discloses a vehicle body, the at least one battery pack 10 mounted on the vehicle body ([0031]). Claim 10 puts forth the limitations that the battery pack comprises a convex part within the cooling unit. However, Claim 1, from which Claim 10 depends, fails to require that the cooling unit comprises a convex part. Therefore, Yanagi is considered to meet the requisite claim limitations of Claim 10. Claim Rejections - 35 USC § 103 Claims 2 and 6-8 are rejected under 35 U.S.C. 103 as being unpatentable over Yanagi US PG Publication 2014/0017546, as applied to Claim 1, further in view of Lee US PG Publication 2018/0019508. Regarding Claim 2, Yanagi teaches the instantly claimed battery pack according to Claim 1. Yanagi fails to disclose an electric module. However, Lee discloses a battery module for ensuring efficient cooling of a battery pack (Abstract, entire disclosure dependent upon). Lee teaches that a battery management system can be used to control the charging and discharging of the battery module ([0137]) and that the battery module in which the battery management system is incorporated within may comprise at least a concave portion to compliment the shape of the cooling plate of the battery pack ([0012]). Therefore, it would have been obvious to a person having ordinary skill in the art prior to the effective filing date of the instant application to modify the battery pack of Yanagi to further comprise an electric module configured to control charging and discharging of the at least one battery module, wherein the electric module is incorporated within the battery module and, thereby, faces the convex part of the cooling unit, and the electric module comprises at least one curved surface to compliment the shape of the cooling unit of Yanagi, as taught by Lee. Regarding Claim 6, Yanagi in view of Lee teaches the instantly claimed battery pack according to Claim 2, and Yanagi discloses wherein the battery pack 10 further comprises a front plate coupled to a front end of the cooling unit 60, a rear plate coupled to a rear end of the cooling unit 60, a left plate coupled to a left end of the cooling unit 60, and a right plate coupled to a right end of the cooling unit 60 as defined by battery case 50 (Fig. 4, [0030]), the front plate, the rear plate , the left plate, and the right plate each extending in the upper direction away from a top surface of the cooling unit 60 (wherein the top surface is the surface furthest from the battery module 20) and together extending around a periphery of the cooling unit 60 (Fig. 4, [0030]). Regarding Claim 7, Yanagi in view of Lee teaches the instantly claimed battery pack according to Claim 6, and Yanagi discloses a battery cover 40 (pillar member) extending across the left plate and right place and having at least one curved surface facing the convex part and having the same shape (Fig. 5, [0038]-[0039], [0051]). Regarding Claim 8, Yanagi in view of Lee teaches the instantly claimed battery pack according to Claim 7, and Yanagi discloses wherein the pillar member 40 comprises an accommodation portion positioned on the convex part of the cooling unit and recessed in the upper direction that the convex part is inserted into the accommodation part ([0051]). Claim 8 puts forth the limitations that the battery pack comprises a concave part within the cooling unit. However, Claim 1, from which Claim 8 depends, fails to require that the cooling unit comprises a concave part. Therefore, Yanagi in view of Lee is considered to meet the requisite claim limitations of Claim 10. Claims 3-5 are rejected under 35 U.S.C. 103 as being unpatentable over Yanagi US PG Publication 2014/0017546 in view of Lee US PG Publication 2018/0019508, as applied to Claim 2, further in view of Yu KR20180045373 (as noted in the IDS submitted on September 25th, 2025; machine translation provided). Regarding Claims 3-5, Yanagi in view of Lee teaches the instantly claimed battery pack according to Claim 2. Yanagi fails to disclose a heat transfer member. However, Yu discloses a battery pack comprising a battery module assembly having a cooling channel through which refrigerant flows in a pack case (Abstract, entire disclosure dependent upon). Yu teaches the use of an exothermic electrical component embedded with a heat generating component 400 and disposed adjacent to the battery module assembly 200 comprising a plurality of battery modules 210 and battery management device 216 that facilitates charging and discharging of the batteries and has a shape corresponding to the curved shape of the assembly (Abstract, Fig. 2, [0032]-[0037], [0053]) and wherein the electrical component is bolted to a vertical plate 512 and bonded to at least a first heat transfer bracket 510 to couple the exothermic electrical component and the battery module and transfer heat via the tubular cooling channel connector 600 located within the internal space of the heat generating component 400 ([0032]-[0036], [0053]-[063]) such that the assembly can be coupled together and the temperature can be controlled to be a temperature sufficient for the operation of the battery module via the appropriate connections ([0054]-[0056]). Therefore, it would have been obvious to a person having ordinary skill in the art prior to the effective filing date of the instant application to modify the battery pack of Yanagi in view of Lee to further comprise a heat transfer member such as a heat generating component having a first side connected to the electrical module and a second side in contact with an adjacent one of the at least one battery module, the heat transfer member having at least one curved surface facing at least one of the convex part or the concave part of the cooling unit; the heat transfer member comprising an internal space through which a cable extends to connect the electric module and at least one the battery modules to receive the refrigerant from the cooling channel connector; and wherein at least one of the battery modules comprises a coupling portion extending from one side surface thereof and having a first bolting hole formed therein for receiving a bonding bolt and wherein the heat transfer member comprises a support portion, each support portion having a second bolting hole formed therein for receiving a bonding bolt and bolted to the coupling portion of a corresponding battery module such that the assembly can be coupled together and the temperature can be controlled to be a temperature sufficient for the operation of the battery module via the appropriate connections, as taught by Yu. Conclusion Applicant's amendment necessitated the new ground(s) of rejection presented in this Office action. Accordingly, THIS ACTION IS MADE FINAL. See MPEP § 706.07(a). 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 extension fee 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 date of this final action. Any inquiry concerning this communication or earlier communications from the examiner should be directed to OLIVIA MASON MELFI whose telephone number is (703)756-4652. The examiner can normally be reached Monday-Thursday, 7am-6pm 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, Ula Ruddock can be reached on (571)272-1481. 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. /O.M.M./Examiner, Art Unit 1729 /ULA C RUDDOCK/Supervisory Patent Examiner, Art Unit 1729
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Prosecution Timeline

Apr 19, 2023
Application Filed
Dec 29, 2025
Non-Final Rejection mailed — §102, §103
Mar 26, 2026
Response Filed
Jun 12, 2026
Final Rejection mailed — §102, §103 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

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HIGH-NICKEL POSITIVE ELECTRODE ACTIVE MATERIAL, PREPARATION METHOD THEREOF, AND LITHIUM-ION BATTERY, BATTERY MODULE, BATTERY PACK AND POWER CONSUMING DEVICE COMPRISING SAME
3y 8m to grant Granted Jul 14, 2026
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ANODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND METHOD OF PREPARING THE SAME
4y 4m to grant Granted Apr 21, 2026
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
65%
Grant Probability
89%
With Interview (+23.6%)
3y 5m (~2m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 40 resolved cases by this examiner. Grant probability derived from career allowance rate.

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