Prosecution Insights
Last updated: October 01, 2026
Application No. 18/948,739

INTEGRATED GENERATOR/CONVERTER FOR TURBINE APPLICATIONS

Non-Final OA §103
Filed
Nov 15, 2024
Priority
Nov 28, 2023 — provisional 63/603,196
Examiner
VO, ETHAN NGUYEN
Art Unit
Tech Center
Assignee
The Regents of the University of Michigan
OA Round
1 (Non-Final)
79%
Grant Probability
Favorable
1-2
OA Rounds
8m
Est. Remaining
89%
With Interview

Examiner Intelligence

Grants 79% — above average
79%
Career Allowance Rate
49 granted / 62 resolved
+19.0% vs TC avg
Moderate +10% lift
Without
With
+10.1%
Interview Lift
resolved cases with interview
Typical timeline
2y 6m
Avg Prosecution
14 currently pending
Career history
79
Total Applications
across all art units

Statute-Specific Performance

§103
67.1%
+27.1% vs TC avg
§102
26.1%
-13.9% vs TC avg
§112
6.8%
-33.2% vs TC avg
Black line = Tech Center average estimate • Based on career data from 62 resolved cases

Office Action

§103
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 . 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, 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. The factual inquiries for establishing a background for determining obviousness under 35 U.S.C. 103 are summarized as follows: 1. Determining the scope and contents of the prior art. 2. Ascertaining the differences between the prior art and the claims at issue. 3. Resolving the level of ordinary skill in the pertinent art. 4. Considering objective evidence present in the application indicating obviousness or nonobviousness. Claim 1 is rejected under 35 U.S.C. 103 as being unpatentable over Morrison (KR 20130121097, submitted by applicant) and in view of Shengran (CN 202001187, submitted by applicant). As to claim 1, Morrison discloses an integrated generator/converter and turbine (Fig. 3), comprising: a turbine wheel having a plurality of turbine blades connected to an annular rim (Fig. 3); a rotor mounted to the annular rim and including dual rows of permanent magnets circumferentially surrounding the annular rim and each row spaced axially from one another (Fig. 3); and a stator mounted to a housing and including a plurality of coils (Fig. 3). PNG media_image1.png 685 372 media_image1.png Greyscale Morrison fails to disclose a plurality of coils aligned between the dual row of permanent magnets of the rotor. Shengran discloses a plurality of coils aligned between the dual row of permanent magnets of the rotor (Fig. 1). PNG media_image2.png 529 474 media_image2.png Greyscale Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with a plurality of coils aligned between the dual row of permanent magnets of the rotor, to optimize magnetic forces. Claims 2 and 10-11 are rejected under 35 U.S.C. 103 as being unpatentable over Morrison and in view of Wang (CN 114204724, submitted by applicant). As to claim 2, Morrison discloses the integrated generator/converter and turbine according to claim 1. Morrison fails to disclose wherein the stator includes a flexible printed circuit board strip including the plurality of coils soldered to the flexible printed circuit board strip. Wang discloses wherein the stator includes a flexible printed circuit board strip including the plurality of coils soldered to the flexible printed circuit board strip (Fig. 1). PNG media_image3.png 235 312 media_image3.png Greyscale Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with wherein the stator includes a flexible printed circuit board strip including the plurality of coils soldered to the flexible printed circuit board strip, to allow for more compact and space efficient designs. As to claim 10, Morrison discloses an integrated generator/converter and turbine (Fig. 3) comprising: a turbine wheel having a plurality of turbine blades connected to an annular rim (Fig. 3); a rotor mounted to the annular rim and including permanent magnets circumferentially surrounding the annular rim and each row spaced axially from one another (Fig. 3); and a stator including a plurality of coils that surrounds the annular rim (Fig. 3). PNG media_image4.png 685 372 media_image4.png Greyscale Morrison fails to disclose a plurality of coils mounted to a flexible printed circuit board. Wang discloses a plurality of coils mounted to a flexible printed circuit (Fig. 1). PNG media_image3.png 235 312 media_image3.png Greyscale Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with a plurality of coils mounted to a flexible printed circuit, to allow for more compact and space efficient designs. As to claim 11, the combination of Morrison and Wang discloses the integrated generator/converter and turbine according to claim 10, wherein the plurality of coils are soldered to the flexible printed circuit board strip (Fig. 1). PNG media_image3.png 235 312 media_image3.png Greyscale Claim 3 is rejected under 35 U.S.C. 103 as being unpatentable over Morrison and in view of Stiesdal (KR 20120001690, submitted by applicant). As to claim 3, Morrison discloses the integrated generator/converter and turbine according to claim 1. Morrison fails to disclose wherein each of the plurality of coils is connected with an AC/DC converter. Stiesdal discloses wherein each of the plurality of coils is connected with an AC/DC converter (Fig. 2). PNG media_image5.png 358 303 media_image5.png Greyscale Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with wherein each of the plurality of coils is connected with an AC/DC converter, to better regulate output voltage and stabilize voltage. Claim 4 is rejected under 35 U.S.C. 103 as being unpatentable over Morrison, Stiesdal, and in view of Shioda (JP 2004248391, submitted by applicant). As to claim 4, the combination of Morrison and Stiesdal discloses the integrated generator/converter and turbine according to claim 3. Morrison fails to disclose wherein each AC/DC converter includes a pair of diodes and a capacitor. Shioda discloses wherein each AC/DC converter includes a pair of diodes and a capacitor (Fig. 1). PNG media_image6.png 495 562 media_image6.png Greyscale Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with wherein each AC/DC converter includes a pair of diodes and a capacitor, to properly transform and smooth output from AC to DC. Claim 5 is rejected under 35 U.S.C. 103 as being unpatentable over Morrison, Stiesdal, Shioda and in view of Oota (US 20110013365). As to claim 5, the combination of Morrison, Stiesdal, and Shioda discloses the integrated generator/converter and turbine according to claim 4. Morrison fails to disclose wherein the diodes and the capacitors are mounted to the flexible printed circuit board strip. Oota discloses wherein the diodes and the capacitors are mounted to the flexible printed circuit board strip (Fig. 1). PNG media_image7.png 303 391 media_image7.png Greyscale Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with the diodes and the capacitors are mounted to the flexible printed circuit board strip, to promote a more compact design and simplify manufacturing processes. Claim 7 is rejected under 35 U.S.C. 103 as being unpatentable over Morrison and in view of Ibrahim (US 20230361637). As to claim 7, Morrison discloses the integrated generator/converter and turbine according to claim 1. Morrison fails to disclose wherein the dual row of permanent magnets are ferrite permanent magnets. Ibrahim discloses wherein the dual row of permanent magnets are ferrite permanent magnets (Para 0065). Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with wherein the dual row of permanent magnets are ferrite permanent magnets, to reduce cost of manufacturing while offer temperature and corrosion resistance. Claim 8 is rejected under 35 U.S.C. 103 as being unpatentable over Morrison and in view of Henderson (US 11742122). As to claim 8, Morrison discloses the integrated generator/converter and turbine according to claim 1. Morrison fails to disclose wherein the dual rows of permanent magnets each include at least 36 permanent magnets. Henderson discloses wherein the dual rows of permanent magnets each include at least 36 permanent magnets (Col 2, lines 41-42). Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with wherein the dual rows of permanent magnets each include at least 36 permanent magnets, to increase torque density and efficiency. Claim 9 is rejected under 35 U.S.C. 103 as being unpatentable over Morrison and in view of Banerjee (US 20230299659). As to claim 9, Morrison discloses the integrated generator/converter and turbine according to claim 1. Morrison fails to disclose wherein the plurality of coils include at least 36 coils. Banerjee discloses wherein the plurality of coils include at least 36 coils (Para 0010). Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with wherein the plurality of coils include at least 36 coils, for better control over output voltage and frequency. Claim 12 is rejected under 35 U.S.C. 103 as being unpatentable over Morrison, Wang, and in view of Stiesdal. As to claim 12, the combination of Morrison and Wang discloses the integrated generator/converter and turbine according to claim 10. Morrison fails to disclose wherein each of the plurality of coils is connected with a AC/DC converter. Stiesdal discloses wherein each of the plurality of coils is connected with a AC/DC converter (Fig. 2). PNG media_image8.png 358 303 media_image8.png Greyscale Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with wherein each of the plurality of coils is connected with a AC/DC converter, to better regulate output voltage and stabilize voltage. Claim 13 is rejected under 35 U.S.C. 103 as being unpatentable over Morrison, Wang, Stiesdal, and in view of Shioda. As to claim 13, the combination of Morrison, Wang, and Stiesdal discloses the integrated generator/converter and turbine according to claim 12. Morrison fails to disclose wherein each AC/DC converter includes a pair of diodes and a capacitor. Shioda discloses wherein each AC/DC converter includes a pair of diodes and a capacitor (Fig. 1). PNG media_image9.png 495 562 media_image9.png Greyscale Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with wherein each AC/DC converter includes a pair of diodes and a capacitor, to properly transform and smooth output from AC to DC. Claim 14 is rejected under 35 U.S.C. 103 as being unpatentable over Morrison, Wang, Stiesdal, Shioda, and in view of Oota. As to claim 14, the combination of Morrison, Wang, Stiesdal, and Shioda discloses the integrated generator/converter and turbine according to claim 13. Morrison fails to disclose wherein the diodes and the capacitors are mounted to the flexible printed circuit board strip. Oota discloses wherein the diodes and the capacitors are mounted to the flexible printed circuit board strip (Fig. 1). PNG media_image7.png 303 391 media_image7.png Greyscale Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with wherein the diodes and the capacitors are mounted to the flexible printed circuit board strip, to promote a more compact design and simplify manufacturing processes. Claim 16 is rejected under 35 U.S.C. 103 as being unpatentable over Morrison, Wang, and in view of Ibrahim. As to claim 16, the combination of Morrison and Wang discloses the integrated generator/converter and turbine according to claim 10. Morrison fails to disclose wherein the plurality of permanent magnets are ferrite permanent magnets. Ibrahim discloses wherein the plurality of permanent magnets are ferrite permanent magnets (Para 0065). Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with wherein the plurality of permanent magnets are ferrite permanent magnets, to reduce cost of manufacturing while offer temperature and corrosion resistance. Claim 17 is rejected under 35 U.S.C. 103 as being unpatentable over Morrison, Wang, and in view of Shengran. As to claim 17, the combination of Morrison and Wang discloses the integrated generator/converter and turbine according to claim 10. Morrison fails to disclose wherein the plurality of permanent magnets include dual rows of permanent magnets. Shengran discloses wherein the plurality of permanent magnets include dual rows of permanent magnets (Fig. 1). PNG media_image2.png 529 474 media_image2.png Greyscale Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with wherein the plurality of permanent magnets include dual rows of permanent magnets, to optimize magnetic forces. Claim 18 is rejected under 35 U.S.C. 103 as being unpatentable over Morrison, Wang, and in view of Henderson. As to claim 18, the combination of Morrison and Wang discloses the integrated generator/converter and turbine according to claim 10. Morrison fails to disclose wherein the dual rows of permanent magnets each include at least 36 permanent magnets. Henderson discloses wherein the dual rows of permanent magnets each include at least 36 permanent magnets (Col 2, lines 41-42). Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date of the claimed invention to provide the generator of Morrison with wherein the dual rows of permanent magnets each include at least 36 permanent magnets, to increase torque density and efficiency. Allowable Subject Matter Claims 6 and 15 objected to as being dependent upon a rejected base claim, but would be allowable if rewritten in independent form including all of the limitations of the base claim and any intervening claims. As to claim 6, the combination of Morrison and Shioda discloses the integrated generator/converter and turbine according to claim 5. Morrison fails to disclose wherein each converter includes a fusible link in series with the diodes and capacitor. As to claim 15, the combination of Morrison, Wang, and Shioda discloses the integrated generator/converter and turbine according to claim 14. Morrison fails to disclose wherein each converter includes a fusible link in series with the diodes and capacitor. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to ETHAN N VO whose telephone number is (571)270-7593. The examiner can normally be reached Mon-Fri 8:30am - 5pm. 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, Christopher M Koehler can be reached on 571 272 3560. 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. /ETHAN NGUYEN VO/ Examiner, Art Unit 2834 /CHRISTOPHER M KOEHLER/Supervisory Patent Examiner, Art Unit 2834
Read full office action

Prosecution Timeline

Nov 15, 2024
Application Filed
Aug 12, 2026
Non-Final Rejection mailed — §103 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12749946
Stator Arrangement and Electric Machine for a Motor Vehicle
3y 0m to grant Granted Sep 29, 2026
Patent 12744431
Circulation Sump Device for an Electric Drive Unit of a Vehicle
2y 5m to grant Granted Sep 22, 2026
Patent 12738813
ELECTRIC DEVICE AND PUMP DEVICE
2y 4m to grant Granted Sep 15, 2026
Patent 12732064
HIGH-EFFICIENCY SELF-GENERATOR
2y 5m to grant Granted Sep 08, 2026
Patent 12726066
ELECTRIC MACHINE, COMPONENT FOR AN ELECTRIC MACHINE AND MOTOR VEHICLE COMPRISING AN ELECTRIC MACHINE
2y 6m to grant Granted Sep 01, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

Strategy Recommendation AI-generated — please review before filing

Get a prosecution strategy drawn from examiner precedents, rejection analysis, and claim mapping.
Typically takes 5-10 seconds — AI-generated, attorney review required before filing

Prosecution Projections

1-2
Expected OA Rounds
79%
Grant Probability
89%
With Interview (+10.1%)
2y 6m (~8m remaining)
Median Time to Grant
Low
PTA Risk
Based on 62 resolved cases by this examiner. Grant probability derived from career allowance 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