Prosecution Insights
Last updated: October 26, 2026
Application No. 18/888,318

Training Machine Learning Model for Fault Classification Based on Synthetic Data

Non-Final OA §102§103
Filed
Sep 18, 2024
Priority
Sep 28, 2023 — EU 23200438.2
Examiner
BROMELL, ALEXANDRIA Y
Art Unit
2156
Tech Center
2100 — Computer Architecture & Software
Assignee
ABB Schweiz AG
OA Round
1 (Non-Final)
76%
Grant Probability
Favorable
1-2
OA Rounds
1y 5m
Est. Remaining
86%
With Interview

Examiner Intelligence

Grants 76% — above average
76%
Career Allowance Rate
418 granted / 554 resolved
+20.5% vs TC avg
Moderate +10% lift
Without
With
+10.3%
Interview Lift
resolved cases with interview
Typical timeline
3y 6m
Avg Prosecution
14 currently pending
Career history
574
Total Applications
across all art units

Statute-Specific Performance

§101
20.6%
-19.4% vs TC avg
§103
38.2%
-1.8% vs TC avg
§102
33.4%
-6.6% vs TC avg
§112
3.3%
-36.7% vs TC avg
Black line = Tech Center average estimate • Based on career data from 554 resolved cases

Office Action

§102 §103
DETAILED ACTION Claims 1 – 20, which are currently pending, are fully considered below. Priority Receipt is acknowledged of certified copies of papers required by 37 CFR 1.55. 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 . Information Disclosure Statement The information disclosure statement (IDS) submitted on September 18, 2024 is in compliance with the provisions of 37 CFR 1.97. Accordingly, the information disclosure statement is being considered by the examiner. 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 – (a)(1) the claimed invention was patented, described in a printed publication, or in public use, on sale, or otherwise available to the public before the effective filing date of the claimed invention. Claims 1, 3, 14, and 20 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Jhelum Chakravorty et al. (U.S. Patent Publication 20230306079). With respect to claim 1, 14, and 20, Chakravorty teaches: generate synthetic labelled training data based on a set of labelled sensor data associated with one or more industrial automation devices (see paragraphs [0006] and [0012], for generating synthetic data on labeled samples); and train, based at least on the synthetic labelled training data, one or more machine learning models for fault classification associated with the one or more industrial automation devices (see paragraph [0108], where machine learning is used to train models for fault classification). With respect to claim 3, Chakravorty teaches: train the generative artificial intelligence model based on the set of labelled sensor data (see paragraph [0108], where machine learning is used to train models for fault classification). 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 2, 4 – 13, 15 – 19 are rejected under 35 U.S.C. 103 as being unpatentable over Jhelum Chakravorty et al. (U.S. Patent Publication 20230306079) in view of Joshua Thomas Maher (U.S. Patent Publication 20230281439 ). With respect to claims 2 and 15, Maher teaches: wherein the synthetic labelled training data is generated by using a generative artificial intelligence model (see paragraph [0027], for generative training). With respect to claims 4 and 16, Maher teaches: update the generative artificial intelligence model based on new sensor data associated with at least one industrial automation device with a confirmed health condition, wherein the new sensor data includes sensor data received after the training of the generative artificial intelligence model (see paragraph [0015], where machine learning models may receive input as sensor data). With respect to claim 5, Maher teaches: wherein the generative artificial intelligence model includes a variational autoencoder or a generative adversarial network (see paragraph [0027], for generative training). With respect to claims 6 and 18, Maher teaches: wherein the one or more machine learning models are trained by using an extreme gradient boosting, XGBoost, algorithm (see paragraph [0093], for gradient). With respect to claim 7, Maher teaches: wherein the set of labelled sensor data includes at least one of: real sensor data, synthetic sensor data, or simulated sensor data (see paragraph [0015], where machine learning models may receive input as sensor data). With respect to claim 8, Maher teaches: wherein the set of labelled sensor data includes a plurality of health conditions and at least one of: speed data, temperature data, vibration data, load data, rating data, magnetic flux data, or electrical current data of the one or more industrial automation devices (see paragraph [0034], where sensors ascertain health data). With respect to claim 9, Maher teaches: wherein the synthetic labelled training data includes a plurality of health conditions under a plurality of operating conditions for multiple different sizes and ratings of the one or more industrial automation devices (see paragraph [0034], where sensors ascertain health data). With respect to claims 10 and 17, Maher teaches: wherein the plurality of health conditions include at least one of: a healthy status, a bearing failure, a rotor imbalance, a phase imbalance, an overheating, stator eccentricity, rotor eccentricity, a broken rotor bar, a misaligned shaft, misaligned bearings, or stator winding faults (see paragraph [0034], where sensors ascertain health data). With respect to claims 11 and 19, Maher teaches: detect and classify one or more health conditions associated with at least one of the one or more industrial automation devices by using the one or more machine learning models trained based at least on the synthetic labelled training data (see paragraph [0034], where sensors ascertain health data). With respect to claim 12, Chakravorty teaches: wherein the one or more industrial automation devices include at least one of: one or more electric motors, or one or more variable speed drives (see paragraph [0056], for drives). With respect to claim 13, Chakravorty teaches: wherein the apparatus comprises, or is comprised in, a cloud platform (see paragraph [0040], for the cloud). Conclusion/Contact Information Any inquiry concerning this communication or earlier communications from the examiner should be directed to ALEXANDRIA Y BROMELL whose telephone number is (571)270-3034. The examiner can normally be reached M-F 8-4. 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, Ajay Bhatia can be reached at 571-272-3906. 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. /ALEXANDRIA Y BROMELL/Primary Examiner, Art Unit 2156 September 29, 2026
Read full office action

Prosecution Timeline

Sep 18, 2024
Application Filed
Oct 02, 2026
Non-Final Rejection mailed — §102, §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
76%
Grant Probability
86%
With Interview (+10.3%)
3y 6m (~1y 5m remaining)
Median Time to Grant
Low
PTA Risk
Based on 554 resolved cases by this examiner. Grant probability derived from career allowance rate.

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