Prosecution Insights
Last updated: July 17, 2026
Application No. 18/581,194

SYSTEMS, METHODS, AND DEVICES FOR BATTERY MANAGEMENT AND MEASUREMENT

Non-Final OA §103§112
Filed
Feb 19, 2024
Examiner
ISHIZUKA, YOSHIHISA
Art Unit
Tech Center
Assignee
Infineon Technologies AG
OA Round
1 (Non-Final)
68%
Grant Probability
Favorable
1-2
OA Rounds
1y 1m
Est. Remaining
88%
With Interview

Examiner Intelligence

Grants 68% — above average
68%
Career Allowance Rate
295 granted / 432 resolved
+8.3% vs TC avg
Strong +20% interview lift
Without
With
+20.0%
Interview Lift
resolved cases with interview
Typical timeline
3y 6m
Avg Prosecution
25 currently pending
Career history
461
Total Applications
across all art units

Statute-Specific Performance

§101
6.6%
-33.4% vs TC avg
§103
68.1%
+28.1% vs TC avg
§102
1.8%
-38.2% vs TC avg
§112
21.6%
-18.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 432 resolved cases

Office Action

§103 §112
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 . Claim Rejections - 35 USC § 112 The following is a quotation of 35 U.S.C. 112(b): (b) CONCLUSION.—The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the inventor or a joint inventor regards as the invention. The following is a quotation of 35 U.S.C. 112 (pre-AIA ), second paragraph: The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the applicant regards as his invention. Claims 1-20 rejected under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), second paragraph, as being indefinite for failing to particularly point out and distinctly claim the subject matter which the inventor or a joint inventor (or for applications subject to pre-AIA 35 U.S.C. 112, the applicant), regards as the invention. Claims 1, 10, 16 recites “first high voltage interface”. The term "high" is a relative term which renders the claim indefinite. The term "high" is not defined by the claim, the specification does not provide a standard for ascertaining the requisite degree, and one of ordinary skill in the art would not be reasonably apprised of the scope of the invention. Claim 1 recites “providing, from the signal generator, a first selection signal to selection logic configured to select the first battery cell for a first measurement operation;”. However it is not clear what this limitation means and is therefore indefinite. Claim 1 recites “providing, from the signal generator, a first selection signal to selection logic configured to select the first battery cell for a first measurement operation; obtaining, at a processing device, a first voltage measurement from the first battery cell; and” It is not clear if a measurement is performed and therefore it is not clear what is obtained. Examiner notes that selecting does not mean measuring. Claim 1 recites “providing, from the signal generator, a first selection signal to selection logic configured to select the first battery cell for a first measurement operation; obtaining, at a processing device, a first voltage measurement from the first battery cell; and deselecting the first battery cell by decoupling the processing device from the first high voltage interface.” This limitation uses the term select and deselect, which are opposite. When further defining deselecting it is not clear if selecting is also intended to be defined by further limiting deselecting and is therefore indefinite. Claims that depend on the above rejected claims are also rejected under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), second paragraph. 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, 3-6, 9, 10, 12, 13, 15, 16, 18-20 is/are rejected under 35 U.S.C. 103 as being unpatentable over Jeon (US 2015/0316619 A1) in view of Gangsto (US 2006/0170398 A1). With respect to Claim 1 Jeon teaches A method comprising: providing, from a signal generator, a first enable signal from a depowered state to a powered state (See Para[0023]); providing, from the signal generator, a first selection signal to selection logic configured to select the first battery cell for a first measurement operation (See Para[0014][[0015]); obtaining, at a processing device, a first voltage measurement from the first battery cell (See Para[0057]) and deselecting the first battery cell by decoupling the processing device from the first high voltage interface (See Fig 1 and Para[0063]). However Jeon is silent to the language of to a first high voltage interface coupled to a first battery cell, the first enable signal transitioning a first component of the first high voltage interface Nevertheless Gangsto teaches to a first high voltage interface coupled to a first battery cell, the first enable signal transitioning a first component of the first high voltage interface (See Abstract) It would have been obvious to one of ordinary skill in the art before the effective filing date to modify Jeon and have a high voltage interface such as that of Gangsto. One of ordinary skill would have been motivated to modify Jeon, because such an interface would allow for proper communication between the various components. With respect to Claim 3 Jeon teaches The method of claim 1 further comprising: providing, from the signal generator, a second enable signal to a second high voltage interface coupled to a second battery cell, the second enable signal transitioning a second component of the second high voltage interface from a depowered state to a powered state. (See Para[0097]) With respect to Claim 4 Jeon teaches The method of claim 3, wherein the providing of the second enable signal occurs prior to cancellation of the first selection signal. (See Para[0097] Examiner noted that Jeon does not require cancellation and thus would occur prior to cancellation) With respect to Claim 5 Jeon teaches The method of claim 3 further comprising: providing a second selection signal to selection logic configured to select the second battery cell for a second measurement operation (See Para[0055]). With respect to Claim 6 Jeon teaches The method of claim 5 further comprising: obtaining, at the processing device, a second voltage measurement from the second battery cell. (See Para[0057]) With respect to Claim 9 Jeon teaches The method of claim 1, wherein an output of the first high voltage interface is provided to the processing device via an analog to digital converter (ADC), and wherein the ADC is controlled via a separate set of control signals than the first enable signal and the first selection signal. (See Para[0013]) With respect to Claim 10 Jeon teaches A system comprising: a processing device configured to perform a first measurement operation to obtain a first voltage measurement from the first battery cell; (See Para[0057]) first selection logic configured to couple the first high voltage interface to the processing device (See Para[0103]); and a signal generator configured to: provide a first enable signal to the first high voltage interface, the first enable signal transitioning a first component of the first high voltage interface from a depowered state to a powered state; and (See Para[0014][[0015]); provide a first selection signal to the first selection logic to select the first battery cell for the first measurement operation. (See Para[0014][[0015]). However Jeon is silent to the language of a first high voltage interface configured to be coupled to a first battery cell; Nevertheless Gangsto teaches a first high voltage interface configured to be coupled to a first battery cell; (See Abstract) It would have been obvious to one of ordinary skill in the art before the effective filing date to modify Jeon and have a high voltage interface such as that of Gangsto. One of ordinary skill would have been motivated to modify Jeon, because such an interface would allow for proper communication between the various components. With respect to Claim 12 Jeon teaches The system of claim 10, wherein the signal generator is further configured to: provide a second enable signal to a second high voltage interface coupled to a second battery cell, the second enable signal transitioning a second component of the second high voltage interface from a depowered state to a powered state, and wherein the providing of the second enable signal occurs prior to cancellation of the first selection signal. (See Para[0097]) With respect to Claim 13 Jeon teaches The system of claim 12, wherein the signal generator is further configured to: provide a second selection signal to selection logic configured to select the second battery cell for a second measurement operation. (See Para[0097]) With respect to Claim 15 Jeon teaches The system of claim 10, wherein an output of the first high voltage interface is provided to the processing device via an analog to digital converter (ADC), and wherein the ADC is controlled via a separate set of control signals than the first enable signal and the first selection signal. (See Para[0013]) With respect to Claim 16 Jeon teaches A device comprising: first selection logic configured to couple the first high voltage interface to a processing device configured to perform a first measurement operation to obtain a first voltage measurement from the first battery cell; (See Para[0057])and a signal generator configured to: provide a first enable signal to the first high voltage interface, the first enable signal transitioning a first component of the first high voltage interface from a depowered state to a powered state; and(See Para[0023] Para[0014], [0015]) provide a first selection signal to the first selection logic to select the first battery cell for the first measurement operation (See Para[0014][[0015]). However Jeon is silent to the language of a first high voltage interface configured to be coupled to a first battery cell; Nevertheless Gangsto teaches a first high voltage interface configured to be coupled to a first battery cell; (See Abstract) It would have been obvious to one of ordinary skill in the art before the effective filing date to modify Jeon and have a high voltage interface such as that of Gangsto. One of ordinary skill would have been motivated to modify Jeon, because such an interface would allow for proper communication between the various components. With respect to Claim 18 Jeon teaches The device of claim 16, wherein the signal generator is further configured to: provide a second enable signal to a second high voltage interface coupled to a second battery cell, the second enable signal transitioning a second component of the second high voltage interface from a depowered state to a powered state, and wherein the providing of the second enable signal occurs prior to cancellation of the first selection signal. (See Para[0097]) With respect to Claim 19 Jeon teaches The device of claim 18, wherein the signal generator is further configured to: provide a second selection signal to second selection logic configured to select the second battery cell for a second measurement operation. (See Para[0097]) With respect to Claim 20 Jeon teaches The device of claim 16, wherein an output of the first high voltage interface is provided to the processing device via an analog to digital converter (ADC), and wherein the ADC is controlled via a separate set of control signals than the first enable signal and the first selection signal. (See Para[0013]) Claim(s) 2, 11, 17 is/are rejected under 35 U.S.C. 103 as being unpatentable over Jeon (US 2015/0316619 A1) in view of Gangsto (US 2006/0170398 A1) and further in view of Gangstoe (US 2007/0210755 A1). With respect to Claim 2 Jeon is silent to the language of The method of claim 1, wherein the first component comprises a charge pump. Nevertheless Gangstoe teaches wherein the first component comprises a charge pump. (See Para[0044]) It would have been obvious to one of ordinary skill in the art before the effective filing date to modify Jeon and comprise a charge pump such as that of Gangstoe One of ordinary skill would have been motivated to modify Jeon because a charge pump would raise, lower, or invert a DC voltage from a single source. With respect to Claim 11 Jeon is silent to the language of The system of claim 10, wherein the first component comprises a charge pump. Nevertheless Gangstoe teaches wherein the first component comprises a charge pump. (See Para[0044]) It would have been obvious to one of ordinary skill in the art before the effective filing date to modify Jeon and comprise a charge pump such as that of Gangstoe One of ordinary skill would have been motivated to modify Jeon because a charge pump would raise, lower, or invert a DC voltage from a single source. With respect to Claim 17 Jeon is silent to the language of The device of claim 16, wherein the first component comprises a charge pump. Nevertheless Gangstoe teaches wherein the first component comprises a charge pump. (See Para[0044]) It would have been obvious to one of ordinary skill in the art before the effective filing date to modify Jeon and comprise a charge pump such as that of Gangstoe One of ordinary skill would have been motivated to modify Jeon because a charge pump would raise, lower, or invert a DC voltage from a single source. Claim(s) 7, 8, 14 is/are rejected under 35 U.S.C. 103 as being unpatentable over Jeon (US 2015/0316619 A1) in view of Gangsto (US 2006/0170398 A1) and further in view of Yun (US 2022/0283232 A1). With respect to Claim 7 Jeon is silent to the language of The method of claim 1, wherein a duration of the first enable signal is determined by a user. Nevertheless Yun teaches wherein a duration of the first enable signal is determined by a user. (See Para[0044]) It would have been obvious to one of ordinary skill in the art before the effective filing date to modify Jeon wherein a duration of the first enable signal is determined by a user such as that of Yun. One of ordinary skill would have been motivated to modify Jeon, to allow adjustability and improve robustness. With respect to Claim 8 Jeon is silent to the language of The method of claim 1, wherein a duration of the first enable signal is dynamically configurable based on one or more operational parameters. Nevertheless Yun teaches wherein a duration of the first enable signal is dynamically configurable based on one or more operational parameters (See Para[0044]) It would have been obvious to one of ordinary skill in the art before the effective filing date to modify Jeon w wherein a duration of the first enable signal is dynamically configurable based on one or more operational parameters such as that of Yun. One of ordinary skill would have been motivated to modify Jeon, to allow adjustability and improve robustness. With respect to Claim 14 Jeon is silent to the language of The system of claim 10, wherein a duration of the first enable signal is determined by a user or is dynamically configurable based on one or more operational parameters. Nevertheless Yun teaches wherein a duration of the first enable signal is determined by a user or is dynamically configurable based on one or more operational parameters. (See Para[0044]) It would have been obvious to one of ordinary skill in the art before the effective filing date to modify Jeon wherein a duration of the first enable signal is determined by a user such as that of Yun. One of ordinary skill would have been motivated to modify Jeon, to allow adjustability and improve robustness. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to YOSHIHISA ISHIZUKA whose telephone number is (571)270-7050. The examiner can normally be reached M-F 11:00-7:00. 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, Catherine Rastovski can be reached at (571) 270-0349. 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. YOSHIHISA . ISHIZUKA Examiner Art Unit 2857 /YOSHIHISA ISHIZUKA/ Primary Examiner, Art Unit 2857
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Prosecution Timeline

Feb 19, 2024
Application Filed
Jul 01, 2026
Non-Final Rejection mailed — §103, §112 (current)

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Prosecution Projections

1-2
Expected OA Rounds
68%
Grant Probability
88%
With Interview (+20.0%)
3y 6m (~1y 1m remaining)
Median Time to Grant
Low
PTA Risk
Based on 432 resolved cases by this examiner. Grant probability derived from career allowance rate.

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