Prosecution Insights
Last updated: April 19, 2026
Application No. 18/571,736

ELECTRIC QUANTITY STATE ACQUISITION METHOD AND DEVICE, CHARGING DEVICE AND CHARGING SYSTEM

Non-Final OA §112
Filed
Dec 19, 2023
Examiner
WONGWIAN, PHUTTHIWAT
Art Unit
3741
Tech Center
3700 — Mechanical Engineering & Manufacturing
Assignee
Autel Digital Power Co., Ltd.
OA Round
1 (Non-Final)
85%
Grant Probability
Favorable
1-2
OA Rounds
3y 2m
To Grant
99%
With Interview

Examiner Intelligence

Grants 85% — above average
85%
Career Allow Rate
423 granted / 499 resolved
+14.8% vs TC avg
Moderate +15% lift
Without
With
+14.8%
Interview Lift
resolved cases with interview
Typical timeline
3y 2m
Avg Prosecution
7 currently pending
Career history
506
Total Applications
across all art units

Statute-Specific Performance

§101
0.8%
-39.2% vs TC avg
§103
30.9%
-9.1% vs TC avg
§102
34.2%
-5.8% vs TC avg
§112
29.0%
-11.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 499 resolved cases

Office Action

§112
DETAILED ACTION This office action is responsive to the application filed on 12/19/2023. Claims 12-13 have been canceled, claims 14-19 have been added and accordingly claims 1-11 and 1 4 -1 9 are currently pending in this application. 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. Specification The disclosure is objected to because of the following informalities: On page 8, paragraph 0052, “A charging pile 20” should be changed it to - - A charging pile 30 - -. Appropriate correction is required. 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 appl icant regards as his invention. Claims 1- 11 and 14-19 are 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- 7 , the limitation “The method…” There is insufficient antecedent basis for this limitation in the claim s and should be changed to - - The electric quantity state acquisition method - -. Claims 8-19, the limitation “wherein the device”. There is insufficient antecedent basis for this limitation in the claims and should be changed to - - T he electric quantity state acquisition device - -. In claim s 1 and 8-9 , the limitation “a VCI device” is unclear of what is the meaning of “VCI”. In claim s 1 and 8-9 , the limitation “ a cquiring an electric quantity of the battery at a current moment on the basis of the charging current ” is unclear of what is the meaning of “ on the basis of the charging current ”. In claims 1 and 8-9 , the limitation “ acquiring the electric quantity data value at the current moment on the basis of the initial electric quantity data, the electric quantity, and a rated total capacity of the electric vehicle ” is unclear of what is the meaning of “ on the basis of the initial electric quantity data, the electric quantity, and a rated total capacity of the electric vehicle ”. In claim s 2 and 14 , the limitation “ obtaining the rated total capacity of the electric vehicle on the basis of the vehicle identification code. ” is unclear of what is the meaning of “ on the basis of ”. In claim s 4 and 16, the limitation “ an SOC value ”, is unclear of what is the meaning of “ SOC ”. In claim s 6 , 9 and 18, the limitation “ a CP detection module ”, is unclear of what is the meaning of “ CP ”. In claim 6, the limitation “ a VCI device ” is not clear whether it’s the same as previously claimed - - VCI device - - in the base claim 1. In claim 18 , the limitation “a VCI device” is not clear whether it’s the same as previously claimed - - VCI device - - in the base claim 8 . In claim 8, the claim is directed to an apparatus “An electric quantity state acquisition device”, however, there is also a method in the body of the claim “method comprising”, it’s not clear of which statutory class this claim is under. In claim 9, the claim is directed to an apparatus “A charging device” however, there is also a method in the body of the claim the method comprising steps of” it’s not clear of which statutory class this claim is under. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to FILLIN "Examiner name" \* MERGEFORMAT PHUTTHIWAT WONGWIAN whose telephone number is FILLIN "Phone number" \* MERGEFORMAT (571)270-5426 . The examiner can normally be reached FILLIN "Work Schedule?" \* MERGEFORMAT 8:30am-4:30pm, Monday-Thursday . 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. 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. /PHUTTHIWAT WONGWIAN/ Supervisory Patent Examiner, Art Unit 3741
Read full office action

Prosecution Timeline

Dec 19, 2023
Application Filed
Mar 20, 2026
Non-Final Rejection — §112 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12582026
AUTONOMOUS ROBOTIC SYSTEM AND METHOD FOR FOSTERING CONTROLLED GROWTH OF A TARGET C4 TURF GRASS AREA
2y 5m to grant Granted Mar 24, 2026
Patent 12571338
ENGINE SYSTEM COMPRISING A HYDROGEN COMBUSTION ENGINE
2y 5m to grant Granted Mar 10, 2026
Patent 12559165
APPARATUS AND METHOD FOR CONTROLLING STEERING OF HOST VEHICLE
2y 5m to grant Granted Feb 24, 2026
Patent 12560442
SMART TRANSACTION SYSTEM WITH IOT INTEGRATION FOR PURCHASE REQUESTS
2y 5m to grant Granted Feb 24, 2026
Patent 12522281
DRIVING ASSISTANCE DEVICE
2y 5m to grant Granted Jan 13, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

AI Strategy Recommendation

Get an AI-powered prosecution strategy using examiner precedents, rejection analysis, and claim mapping.
Powered by AI — typically takes 5-10 seconds

Prosecution Projections

1-2
Expected OA Rounds
85%
Grant Probability
99%
With Interview (+14.8%)
3y 2m
Median Time to Grant
Low
PTA Risk
Based on 499 resolved cases by this examiner. Grant probability derived from career allow 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