Prosecution Insights
Last updated: April 19, 2026
Application No. 18/522,764

Racket

Non-Final OA §102
Filed
Nov 29, 2023
Examiner
PETERS, BRIAN O
Art Unit
3711
Tech Center
3700 — Mechanical Engineering & Manufacturing
Assignee
Mizuno Corporation
OA Round
1 (Non-Final)
72%
Grant Probability
Favorable
1-2
OA Rounds
2y 7m
To Grant
89%
With Interview

Examiner Intelligence

Grants 72% — above average
72%
Career Allow Rate
447 granted / 617 resolved
+2.4% vs TC avg
Strong +16% interview lift
Without
With
+16.5%
Interview Lift
resolved cases with interview
Typical timeline
2y 7m
Avg Prosecution
39 currently pending
Career history
656
Total Applications
across all art units

Statute-Specific Performance

§101
1.4%
-38.6% vs TC avg
§103
43.6%
+3.6% vs TC avg
§102
26.9%
-13.1% vs TC avg
§112
26.9%
-13.1% vs TC avg
Black line = Tech Center average estimate • Based on career data from 617 resolved cases

Office Action

§102
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 . DETAILED ACTION Information Disclosure Statement The information disclosure statement(s) (IDS) submitted on 11/29/2023, 12/10/2025 and 1/14/2026 was/were considered by the examiner. 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. Claim(s) 1-4 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by McClung US 8556756. Regarding claim 1, McClung discloses a racket comprising: a handle (42); a body (44) connected to the handle (Fig. 4); and a weight part (48) movable along a peripheral portion of the body (Fig. 4), the weight part being movable continuously along the peripheral portion of the body (Fig. 4). Regarding claim 2, McClung further discloses that the body includes a rail (45, 49) provided on the peripheral portion, and the weight part is movable along the rail (Fig. 4). Regarding claim 3, McClung further discloses that the weight part is fixable to the body while having moved along the rail (via 41). Regarding claim 4, McClung further discloses that the body includes a capped end portion (ends of 47), and the capped end portion seals opposite ends of the rail along the peripheral portion of the body (Fig. 4). Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to BRIAN O PETERS whose telephone number is (571)272-2662. The examiner can normally be reached Tue-Sat, 12:00pm-10pm EST. 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, Eugene Kim can be reached at (571) 272-4463. 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. /BRIAN O PETERS/Primary Examiner, Art Unit 3711
Read full office action

Prosecution Timeline

Nov 29, 2023
Application Filed
Jan 22, 2026
Non-Final Rejection — §102 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12595806
EFFICIENT FAN ASSEMBLY
2y 5m to grant Granted Apr 07, 2026
Patent 12595809
HEAT COLLECTING PUMP AND WASHING APPLIANCE HAVING THE SAME
2y 5m to grant Granted Apr 07, 2026
Patent 12590589
RADIALLY COMPRESSIBLE AND EXPANDABLE ROTOR FOR A FLUID PUMP
2y 5m to grant Granted Mar 31, 2026
Patent 12584415
TURBINE ENGINE SEAL FOR TURBINE ENGINES
2y 5m to grant Granted Mar 24, 2026
Patent 12553412
HYDRAULIC SYSTEM FOR PITCH ANGLE ADJUSTMENT OF A ROTOR BLADE OF A WIND TURBINE AND WIND TURBINE WITH SUCH A HYDRAULIC SYSTEM
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
72%
Grant Probability
89%
With Interview (+16.5%)
2y 7m
Median Time to Grant
Low
PTA Risk
Based on 617 resolved cases by this examiner. Grant probability derived from career allow rate.

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