Prosecution Insights
Last updated: April 19, 2026
Application No. 18/341,423

CERAMIC WAFER AND MANUFACTURING METHOD THEREOF

Non-Final OA §102
Filed
Jun 26, 2023
Examiner
GAITONDE, MEGHA MEHTA
Art Unit
1781
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Hong Chuang Applied Technology Co. Ltd.
OA Round
1 (Non-Final)
40%
Grant Probability
Moderate
1-2
OA Rounds
3y 10m
To Grant
77%
With Interview

Examiner Intelligence

Grants 40% of resolved cases
40%
Career Allow Rate
234 granted / 580 resolved
-24.7% vs TC avg
Strong +36% interview lift
Without
With
+36.5%
Interview Lift
resolved cases with interview
Typical timeline
3y 10m
Avg Prosecution
50 currently pending
Career history
630
Total Applications
across all art units

Statute-Specific Performance

§103
55.4%
+15.4% vs TC avg
§102
22.5%
-17.5% vs TC avg
§112
17.5%
-22.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 580 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 . Election/Restrictions Applicant’s election without traverse of Group I, claims 1-5, in the reply filed on August 28, 2025, is acknowledged. Claims 6-10 are withdrawn for being directed to a non-elected invention. The restriction requirement is deemed proper and made final. 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 1-5 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by EP 2 012 354 Hirotsuru et al. Regarding claim 1, Hirotsuru teaches a ceramic wafer, comprising an upper surface and a lower surface, wherein the ceramic wafer comprises at least one curved surface (paragraph 0043 teaching an aluminum-silicon carbide substrate). Regarding claim 2, Hirotsuru teaches that the ceramic wafer includes a carbide ceramic (paragraph 0043). Regarding claim 3, Hirotsuru teaches that the ceramic wafer comprises two said curved surfaces (paragraph 0043 and figure 6, predetermined bow). Regarding claim 4, Hirotsuru teaches that the ceramic wafer comprises a bow ranging of 15 microns (Table 2, Example 1). Regarding claim 5, Hirotsuru teaches that the ceramic wafer comprises a warp of 80 microns (Table 2, Example 1). Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to Megha M Gaitonde whose telephone number is (571)270-3598. The examiner can normally be reached Monday-Friday 8:30 am to 5 pm. 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, Frank Vineis can be reached at 571-270-1547. 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. /MEGHA M GAITONDE/Primary Examiner, Art Unit 1781
Read full office action

Prosecution Timeline

Jun 26, 2023
Application Filed
Oct 24, 2025
Non-Final Rejection — §102 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12600660
ANTIBACTERIAL GLASS COMPOSITION, METHOD FOR MANUFACTURING ANTIBACTERIAL GLASS COATING FILM USING SAME, AND HOME APPLIANCE COMPRISING SAME
2y 5m to grant Granted Apr 14, 2026
Patent 12576610
LAMINATED GLASS INTERLAYER FILM AND LAMINATED GLASS
2y 5m to grant Granted Mar 17, 2026
Patent 12573552
ELECTRONIC COMPONENT
2y 5m to grant Granted Mar 10, 2026
Patent 12558865
WINDOW AND ELECTRONIC DEVICE INCLUDING THE SAME
2y 5m to grant Granted Feb 24, 2026
Patent 12555709
GRAIN-ORIENTED ELECTRICAL STEEL SHEET
2y 5m to grant Granted Feb 17, 2026
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
40%
Grant Probability
77%
With Interview (+36.5%)
3y 10m
Median Time to Grant
Low
PTA Risk
Based on 580 resolved cases by this examiner. Grant probability derived from career allow rate.

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