Prosecution Insights
Last updated: October 25, 2026
Application No. 18/689,845

PERCUSSION INSTRUMENT AND METHOD FOR REDUCING VOLUME OF PERCUSSION INSTRUMENT

Non-Final OA §102§103
Filed
Mar 06, 2024
Priority
Dec 28, 2021 — nonprovisional of PCTJP2021048876
Examiner
DONELS, JEFFREY
Art Unit
2837
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
Roland Corporation
OA Round
1 (Non-Final)
86%
Grant Probability
Favorable
1-2
OA Rounds
0m
Est. Remaining
97%
With Interview

Examiner Intelligence

Grants 86% — above average
86%
Career Allowance Rate
1131 granted / 1317 resolved
+17.9% vs TC avg
Moderate +11% lift
Without
With
+11.1%
Interview Lift
resolved cases with interview
Typical timeline
2y 5m
Avg Prosecution
20 currently pending
Career history
1347
Total Applications
across all art units

Statute-Specific Performance

§101
6.5%
-33.5% vs TC avg
§103
23.8%
-16.2% vs TC avg
§102
35.5%
-4.5% vs TC avg
§112
30.0%
-10.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1317 resolved cases

Office Action

§102 §103
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 § 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. (a)(2) the claimed invention was described in a patent issued under section 151, or in an application for patent published or deemed published under section 122(b), in which the patent or application, as the case may be, names another inventor and was effectively filed before the effective filing date of the claimed invention. Claim(s) 1,2,13,14 is/are rejected under 35 U.S.C. 102(a)(1) as being fully met by Adinolfi (USP 5293000). Regarding Claims 1,13, Adinolfi discloses a percussion instrument (Fig. 2) comprising: a body 12 of a cylindrical shape; a striking head 14 attached to one axial side of the body 12; a resonance head 16 attached to the other axial side of the body 12; and a sound absorbing material 38 formed in a substantially disk shape that provides a partition between the striking head 14 and the resonance head 16, and having an outer edge joined to an inner peripheral surface of the body 12, that absorbs sound when the striking head 14 is struck. Regarding Claims 2,14, Adinolfi discloses a percussion instrument (Fig. 2) comprising: a body 12 of a cylindrical shape; a striking head 14, attached to one axial side of the body 12; a resonance head 16, attached to the other axial side of the body 12; and a sound absorbing material 38 of a substantially cylindrical shape, having an outer peripheral surface joined to an inner peripheral surface of the body 12, that absorbs sound when the striking head 14 is struck. Claim Rejections - 35 USC § 103 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) 3-5,15-19 is/are rejected under 35 U.S.C. 103 as being unpatentable over Adinolfi in view of Rogers (USPGP 20130112068). Regarding Claims 3,4,15,16 Adinolfi (applied here in a similar manner as claims 1,2 above) discloses all features claimed, but does not explicitly teach that the striking head or resonance head is a fabric woven with multifilaments. Rogers discloses an electronic drum which comprises a drumhead 4 and resonance head 6 that is made of a fabric woven with multifilaments (mesh membrane, para. 0040). It would have been obvious to one of ordinary skill in the art, prior to the effective filing date, to adapt the teachings of Adinolfi with those of Rogers, so as to bring a more controlled sound to the drum playing as is sometimes known in the art to be desirable (Rogers para. 0012). Regarding Claims 5,17,18,19, Rogers discloses a first microphone 10 (para. 0050), collecting a musical tone generated by vibration of the striking head 4; and a signal processing part 12 (para. 0052), amplifying a frequency component of a predetermined frequency or higher of a signal based on the musical tone collected by the first microphone 10. Allowable Subject Matter Claims 6-12 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. The prior art does not explicitly teach the vibration-proof material / support combination limitations as recited in claim 6 or the first and second microphone combination limitations as recited in claim 11. Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. The references cited show related teachings in the art. Any inquiry concerning this communication or earlier communications from the examiner should be directed to JEFFREY DONELS whose telephone number is (571)272-2061. The examiner can normally be reached M-F. 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, Dedei Hammond can be reached at (571) 270-7938. 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. JEFFREY . DONELS Examiner Art Unit 2837 /JEFFREY DONELS/Primary Examiner, Art Unit 2837
Read full office action

Prosecution Timeline

Mar 06, 2024
Application Filed
Sep 22, 2026
Non-Final Rejection mailed — §102, §103 (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
86%
Grant Probability
97%
With Interview (+11.1%)
2y 5m (~0m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1317 resolved cases by this examiner. Grant probability derived from career allowance rate.

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