Prosecution Insights
Last updated: October 23, 2026
Application No. 19/284,483

SWITCHED CAPACITOR EQUALIZER USING INTEGRATING AMPLIFIER

Non-Final OA §102
Filed
Jul 29, 2025
Priority
Oct 08, 2024 — RE 10-2024-0136582
Examiner
LUGO, DAVID B
Art Unit
2631
Tech Center
2600 — Communications
Assignee
Korea University Research and Business Foundation
OA Round
1 (Non-Final)
79%
Grant Probability
Favorable
1-2
OA Rounds
1y 2m
Est. Remaining
82%
With Interview

Examiner Intelligence

Grants 79% — above average
79%
Career Allowance Rate
580 granted / 735 resolved
+16.9% vs TC avg
Minimal +3% lift
Without
With
+2.6%
Interview Lift
resolved cases with interview
Typical timeline
2y 5m
Avg Prosecution
12 currently pending
Career history
757
Total Applications
across all art units

Statute-Specific Performance

§101
6.0%
-34.0% vs TC avg
§103
51.4%
+11.4% vs TC avg
§102
21.0%
-19.0% vs TC avg
§112
12.0%
-28.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 735 resolved cases

Office Action

§102
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 . Priority Acknowledgment is made of applicant's claim for foreign priority based on an application filed in Republic of Korea on 10/8/24. It is noted, however, that applicant has not filed a certified copy of the 10-2024-0136582 application as required by 37 CFR 1.55. Claim Rejections - 35 USC § 102 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 5 and 10 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Dally et al. U.S. Pat. App. Pub. No. 2006/0165185 (cited by Applicant). Regarding claim 5, Dally discloses a switched capacitor equalizer (see Figs. 2, 7, 9) comprising: a first integrating amplifier (M36 – Fig. 7), of which one end is connected to an input node (rclk2P) and of which the other end is connected to a first output node (OutP1); a second integrating amplifier (M37) of which one end is connected to the input node (rclk2P) and of which the other end is connected to a second output node (OutN1); a coupling capacitor (C1), of which one end is connected to the first output node (OutP1) and of which the other end is connected to the second output node (OutN1); a first transistor (M30), of which one end is connected to a power supply (VbiasN through node 74, M29) and of which the other end is connected to the first output node (through M31, M36); and a second transistor (M33) of which one end is connected to a power supply (VbiasN through node 74, M29) and of which the other end is connected to the first output node (through M34, M37). Regarding claim 10, Dally further discloses a reset timing controller (clock recovery 109 – Fig. 9) connected to the first and second transistors and configured to control timing (¶ [0070]). Allowable Subject Matter Claims 1-4 are allowed. Claims 6-9 are 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. Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure: Hochschild et al. U.S. Pat. No. 4,862,121 disclose a switched capacitor equalization filter. Zerbe U.S. Pat. No. 6,396,329 discloses an equalizer in a receiver comprising integrating amplifiers. Bulzacchelli et al. U.S. Pat. App. Pub. No. 2008/0187037 disclose an equalizer employing integrating summing amplifiers producing odd and even data outputs based on respective clock periods. Any inquiry concerning this communication or earlier communications from the examiner should be directed to David B. Lugo whose telephone number is 571-272-3043. The examiner can normally be reached M-F, 9-6. Examiner interviews are available via telephone 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, Hannah Wang can be reached at 571-272-9018. 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. /DAVID B LUGO/Primary Examiner, Art Unit 2631 9/30/2026
Read full office action

Prosecution Timeline

Jul 29, 2025
Application Filed
Oct 05, 2026
Non-Final Rejection mailed — §102 (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
79%
Grant Probability
82%
With Interview (+2.6%)
2y 5m (~1y 2m remaining)
Median Time to Grant
Low
PTA Risk
Based on 735 resolved cases by this examiner. Grant probability derived from career allowance rate.

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