Prosecution Insights
Last updated: August 17, 2026
Application No. 18/673,674

Methods for Manufacturing Ultrasound Transducers and Other Components

Final Rejection §112
Filed
May 24, 2024
Priority
Sep 18, 2008 — provisional 61/192,661 +6 more
Examiner
TRINH, MINH N
Art Unit
3729
Tech Center
3700 — Mechanical Engineering & Manufacturing
Assignee
Fujifilm Holdings Corporation
OA Round
2 (Final)
86%
Grant Probability
Favorable
3-4
OA Rounds
6m
Est. Remaining
96%
With Interview

Examiner Intelligence

Grants 86% — above average
86%
Career Allowance Rate
1302 granted / 1520 resolved
+15.7% vs TC avg
Moderate +10% lift
Without
With
+10.1%
Interview Lift
resolved cases with interview
Typical timeline
2y 9m
Avg Prosecution
53 currently pending
Career history
1569
Total Applications
across all art units

Statute-Specific Performance

§101
0.5%
-39.5% vs TC avg
§103
36.5%
-3.5% vs TC avg
§102
15.6%
-24.4% vs TC avg
§112
38.6%
-1.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1520 resolved cases

Office Action

§112
DETAILED ACTION Notice of Pre-AIA or AIA Status The present application is being examined under the pre-AIA first to invent provisions. Response to Amendment That the amendment to the claim languages filed on or about 5/20/26 has been fully considered and made of record. Claims 1-13, 21-27 are now pending of record in that newly added claims 21-27 are acknowledged. Specification The abstract should be updated to reflect the claimed invention method to which the claims directed to. 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 1-13, 21-27 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. many terms or phrases is/are unclear confusing and not understood in the pending claims the following are examples: The scope of the claims has been changed but still has not overcome the claim objection because it is unclear as to exactly what method Applicant intends to claim. It is suggested the following preamble: -- “A method of making integrated matching layers for an ultrasound transduce, the method comprising steps of:” --, for clarity of the scope of the claims. “providing an acoustic array a transducer stack comprising a piezoelectric layer and having a top surface and a plurality of array elements, the top surface comprising a plurality of spacers not disposed over the plurality of array elements” (claim 1, lines 3-5) which includes a number of transition terms “comprising” (see lines 3-4)awkwardly worded and confusing appears it directed to product entity which should be rewritten such as: --"providing an acoustic array a transducer stack includes a piezoelectric layer , a top surface, and a plurality of array elements, the top surface comprises a plurality of spacers which are not disposed over the plurality of array elements”--, for clarity of the claims. “the adhesive having a low viscosity” (claim 1, line 11) is unclear appear to be: -- “the adhesive having a low viscosity, a thickness”-- ”an adhesive layer that acts as an ultrasound matching layer” (claim 1, lines 14-15) is unclear and confusing appears to be: --“an ultrasound matching layer” --. “based on the acoustic impedance and a thickness of the adhesive layer,” (claim 1, line 15) is unclear appears to be: --" based on the thickness and acoustic impedance of the adhesive layer;” -- , to reflect changes as cited in claim 1, line 11 above. “the adhesive configured to bond to the bottom surface of the lens assembly and to the top surface of the transducer stack, a distance between the top surface of the transducer the thickness of the adhesive layer being a fraction of a wavelength based on the separation distance defined by the plurality of spacers” (claim 1, lines 16-21) is awkwardly worded and confusing should be rewritten as: -- wherein the adhesive is bonded between the bottom surface of the lens assembly and to the top surface of the transducer stack, and the thickness of the adhesive layer equal to a fraction of a wavelength based on the height defined by separation distance of the plurality of spacers.”— dependent claims 2-13 and 21-27 are also requested to rewritten into method claim formats to reflect changes as suggested in base claim 1 above. Claims 2-13 and 21-27 are also remain rejected as indefinite, so rendered by virtue of their dependency upon the indefinite subject matter of independent claim 1. Response to Arguments Applicant’s arguments with respect to rejected claims have been considered but are moot because the 112 rejections (see above) 112 section. The amendment to the claim languages do not overcome the 112 second (see above). Conclusion Applicant's amendment necessitated the new ground(s) of rejection presented in this Office action. Accordingly, THIS ACTION IS MADE FINAL. See MPEP § 706.07(a). Applicant is reminded of the extension of time policy as set forth in 37 CFR 1.136(a). A shortened statutory period for reply to this final action is set to expire THREE MONTHS from the mailing date of this action. In the event a first reply is filed within TWO MONTHS of the mailing date of this final action and the advisory action is not mailed until after the end of the THREE-MONTH shortened statutory period, then the shortened statutory period will expire on the date the advisory action is mailed, and any nonprovisional extension fee (37 CFR 1.17(a)) pursuant to 37 CFR 1.136(a) will be calculated from the mailing date of the advisory action. In no event, however, will the statutory period for reply expire later than SIX MONTHS from the mailing date of this final action. Any inquiry concerning this communication or earlier communications from the examiner should be directed to MINH N TRINH whose telephone number is (571)272-4569. The examiner can normally be reached M-TH ~5:00-3:30. 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, Thomas J Hong can be reached at 571-272-0993. 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. /MINH N TRINH/ Primary Examiner, Art Unit 3729 mt
Read full office action

Prosecution Timeline

May 24, 2024
Application Filed
Mar 10, 2026
Non-Final Rejection mailed — §112
May 05, 2026
Examiner Interview Summary
May 05, 2026
Applicant Interview (Telephonic)
May 20, 2026
Response Filed
Jul 23, 2026
Final Rejection mailed — §112
Aug 13, 2026
Applicant Interview (Telephonic)
Aug 13, 2026
Examiner Interview Summary

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Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

3-4
Expected OA Rounds
86%
Grant Probability
96%
With Interview (+10.1%)
2y 9m (~6m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 1520 resolved cases by this examiner. Grant probability derived from career allowance rate.

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