Prosecution Insights
Last updated: July 17, 2026
Application No. 18/497,094

CHARGING SYSTEM

Non-Final OA §103
Filed
Oct 30, 2023
Examiner
LABAZE, EDWYN
Art Unit
Tech Center
Assignee
Caterpillar Inc.
OA Round
1 (Non-Final)
89%
Grant Probability
Favorable
1-2
OA Rounds
0m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 89% — above average
89%
Career Allowance Rate
1430 granted / 1599 resolved
+29.4% vs TC avg
Moderate +9% lift
Without
With
+9.3%
Interview Lift
resolved cases with interview
Fast prosecutor
1y 8m
Avg Prosecution
23 currently pending
Career history
1615
Total Applications
across all art units

Statute-Specific Performance

§101
1.3%
-38.7% vs TC avg
§103
58.8%
+18.8% vs TC avg
§102
25.9%
-14.1% vs TC avg
§112
0.2%
-39.8% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1599 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 . Receipt is acknowledged of IDS filed on 10/30/2023. Claims 1-20 are presented for examination. 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) 1-20 is/are rejected under 35 U.S.C. 103 as being unpatentable over Baldwin et al. (US 2019/0305570) in view of Steben et al. (US 2015/0008052). Re Claims 1, 7, 9, 16: Baldwin et al. {hereinafter referred as “Baldwin”} teaches contingency battery charging system, which includes a work machine including a battery system {herein a battery charging station 120 includes one or more battery chargers 130} (see ¶ 29+); and a transport vehicle {herein a truck 105 may transport the truck trailer 110. In some implementations, another type of transport vehicle or transportation container may be substituted for the truck 105 and the truck trailer 110} adapted to transport the work machine (see ¶ 29+), wherein the work machine is positioned on the transport vehicle for transportation thereof, the transport vehicle including a fuel cell system (¶ 24-28+), wherein the fuel cell system of the transport vehicle provides operating power to the transport vehicle for propelling the transport vehicle, and wherein the fuel cell system further provides an electric power supply to the battery system of the work machine for charging the battery system (¶ 33+) Baldwin fails to specifically teach a work machine. With regards to Claims 7 and 14, Baldwin is also silent the work machine includes an off-highway machine and the transport vehicle includes an on-highway vehicle. Steben et al. teaches tracked vehicle, which includes a work machine {herein the tracked utility vehicle 10is designed to carry and enable use of work equipment 41} (¶ 42+). Steben et al. also teaches that the work machine includes an off-highway machine and the transport vehicle includes an on-highway vehicle {herein a public road infrastructure} (¶ 53+). In view of Steben et al.’s teachings, it would have been obvious to an artisan of ordinary skill in the art before the effective date to employ into the teachings of Baldwin a work machine so as to provide a carrying platform for transporting a work machine/equipment with ability to provide electric power to said work machine. Re Claims 2, 10 and 17: Baldwin as modified by Steben et al. teaches a system, wherein the fuel cell system provides the electric power supply to the battery system of the work machine for charging the battery system during the transportation of the work machine (¶ 33+, 56+). Re Claims 3, 11 and 18: the teachings of Baldwin have been discussed above. Baldwin fails to specifically teach that the fuel cell system provides the electric power supply to the battery system of the work machine for charging the battery system when the work machine is located at a worksite and the transport vehicle is in a parked state. Steben et al. teaches tracked vehicle, wherein the fuel cell system provides the electric power supply to the battery system of the work machine for charging the battery system when the work machine is located at a worksite and the transport vehicle is in a parked state (¶ 53+). In view of Steben et al.’s teachings, it would have been obvious to an artisan of ordinary skill in the art before the effective date to employ into the teachings of Baldwin that the fuel cell system provides the electric power supply to the battery system of the work machine for charging the battery system when the work machine is located at a worksite and the transport vehicle is in a parked state so as to provide electric power to the work equipment in a non-moving/idle state on the transporter. Re Claims 4 and 19: Baldwin as modified by Steben et al. teaches a system, further comprising a cable {herein a power cable 128 from the second fixed connector 118 to the transportable battery charging station 120 may supply the power to the battery charger 130} to supply the electric power supply from the fuel cell system to the battery system, the cable having a first end and a second end, wherein the first end of the cable is coupled to the fuel cell system of the transport vehicle and the second end of the cable is coupled to the battery system of the work machine (¶ 32+). Re Claims 5, 12: Baldwin as modified by Steben et al. teaches a system, wherein the transport vehicle further includes a hydrogen storage system {herein the fuel cells store hydrogen gas which can be converted into electricity through an electrochemical reaction} to provide hydrogen fuel to the fuel cell system of the transport vehicle, and wherein the hydrogen storage system includes one or more hydrogen tanks (¶ 25-33+, 56+). Re Claims 6, 13: Baldwin as modified by Steben et al. teaches a system, wherein the transport vehicle further includes a mobile machine and a trailer that is driven by the mobile machine, and wherein the fuel cell system is disposed in the mobile machine (see fig.# 3). Re Claims 8, 15 and 20: Baldwin as modified by Steben et al. teaches a system, wherein the fuel cell system provides the electric power supply {herein the transportable battery charging station includes several battery stands, such as battery stands 284.sub.1-284.sub.n} to battery systems of two or more work machines for charging the battery systems when the two or more work machines are located at a worksite and the transport vehicle is in a parked state, and wherein the fuel cell system is adapted to provide the electric power supply to the battery systems of the two or more work machines at least one of simultaneously and in a sequential manner (see fig.# 2, ¶ 34+). Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. Jones et al. (US 2026/0125874) teaches system and method for automated intervention based on an effective height of a work machine during transport. Oetken et al. (US 2021/0316625) teaches mobile charging station. Winsniewski et al. (US 2014/0217991) teaches shared swappable energy module. Any inquiry concerning this communication or earlier communications from the examiner should be directed to EDWYN LABAZE whose telephone number is (571)272-2395. The examiner can normally be reached 8:30AM-5:00PM. 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, Mr. STEVE PAIK can be reached at 571-272-2404. 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. /EDWYN LABAZE/Primary Examiner, Art Unit 2876
Read full office action

Prosecution Timeline

Oct 30, 2023
Application Filed
Jul 08, 2026
Non-Final Rejection mailed — §103 (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

1-2
Expected OA Rounds
89%
Grant Probability
99%
With Interview (+9.3%)
1y 8m (~0m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1599 resolved cases by this examiner. Grant probability derived from career allowance rate.

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