Prosecution Insights
Last updated: October 27, 2026
Application No. 18/262,690

WHEEL MECHANISM

Non-Final OA §102
Filed
Jul 24, 2023
Priority
Jan 25, 2021 — CN 202110099978.8 +1 more
Examiner
SULLIVAN, MATTHEW J
Art Unit
3677
Tech Center
3600 — Transportation & Electronic Commerce
Assignee
Wonderland Switzerland AG
OA Round
4 (Non-Final)
63%
Grant Probability
Moderate
4-5
OA Rounds
0m
Est. Remaining
86%
With Interview

Examiner Intelligence

Grants 63% of resolved cases
63%
Career Allowance Rate
686 granted / 1090 resolved
+10.9% vs TC avg
Strong +23% interview lift
Without
With
+22.8%
Interview Lift
resolved cases with interview
Typical timeline
2y 6m
Avg Prosecution
42 currently pending
Career history
1132
Total Applications
across all art units

Statute-Specific Performance

§101
0.4%
-39.6% vs TC avg
§103
50.7%
+10.7% vs TC avg
§102
28.2%
-11.8% vs TC avg
§112
18.8%
-21.2% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1090 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 . Continued Examination Under 37 CFR 1.114 A request for continued examination under 37 CFR 1.114, including the fee set forth in 37 CFR 1.17(e), was filed in this application after final rejection. Since this application is eligible for continued examination under 37 CFR 1.114, and the fee set forth in 37 CFR 1.17(e) has been timely paid, the finality of the previous Office action has been withdrawn pursuant to 37 CFR 1.114. Applicant's submission filed on 8/27/26 has been entered. 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, 3, 6, 14, 15 and 20 is/are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Ludovici, U.S. Patent Application Publication 2011/0221162. Regarding Claim 1, Ludovici teaches: A fixing base (228); a wheel base (190); a wheel (164) pivotally connected to the wheel base; a fixing tube (196) fixed to one of the fixing base and the wheel base, the fixing tube pivotally connected the wheel base (190) to the fixing base (228) a through hole (202) defined in the fixing tube and configured to receive the other one of the fixing base and the wheel base; and a gasket (209) disposed between the fixing base and the wheel base. Regarding Claim 3, Ludovici teaches: Wherein the gasket (209) is disposed between the wheel base (190) and the fixing tube (196). Regarding Claim 6, Ludovici teaches: A fixing base (228); a wheel base (190); a wheel (164) pivotally connected to the wheel base; a fixing tube (196) fixed to one of the fixing base and the wheel base, the fixing tube pivotally connecting the wheel base to the fixing base; a through hole (202) defined in the fixing tube and configured to receive the other one of the fixing base and the wheel base; and a lower gasket (209) disposed between the wheel base and the fixing tube. Regarding Claim 14, Ludovici teaches: A fixing base (228); a wheel base (190); a wheel (164) pivotally connected to the wheel base; a rotating shaft (180) disposed on one of the fixing base and the wheel base, the wheel base being pivotally connected to the fixing base by the rotating shaft; a fixing tube (196) fixed to the other one of the fixing base and the wheel base; a through hole (202) defined in the fixing tube and configured to receive the rotating shaft, the rotating shaft is rotatably disposed in the through hole; and at least one resilient member (209) disposed between at least two of the fixing base, the wheel base and the rotating shaft (see Fig. 3A). Regarding Claim 15, Ludovici teaches: Wherein the at least one resilient member (209) is disposed between the fixing base (228) and the wheel base (190) and around the rotating shaft Regarding Claim 20, Ludovici teaches: Wherein the fixing tube (196) is fixed in the fixing base (228), the wheel base has a rotating shaft (180), and the rotating shaft is rotatably disposed in the through hole, such that the fixing tube pivotally connects the wheel base to the fixing base. Allowable Subject Matter Claims 4-5, 7, 12-13, 16 and 18 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 Any inquiry concerning this communication or earlier communications from the examiner should be directed to MATTHEW J SULLIVAN whose telephone number is (571)270-5218. The examiner can normally be reached IFP, Typically M-Th, 8:00-6:00, regular Fr availability. 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, Jason San can be reached at 571-272-6531. 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. /MATTHEW J SULLIVAN/Examiner, Art Unit 3677
Read full office action

Prosecution Timeline

Show 1 earlier event
Feb 27, 2025
Non-Final Rejection mailed — §102
May 27, 2025
Response Filed
Sep 29, 2025
Non-Final Rejection mailed — §102
Feb 11, 2026
Response Filed
Jun 01, 2026
Final Rejection mailed — §102
Aug 27, 2026
Request for Continued Examination
Aug 29, 2026
Response after Non-Final Action
Oct 02, 2026
Non-Final Rejection mailed — §102 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12740882
WEARABLE AUTOTENSIONING DEVICE
4y 0m to grant Granted Sep 22, 2026
Patent 12735928
HINGE WITH ADJUSTABLE FRICTION
2y 6m to grant Granted Sep 15, 2026
Patent 12729572
DOOR HINGE
3y 5m to grant Granted Sep 08, 2026
Patent 12714207
Surface Fastener
2y 0m to grant Granted Aug 25, 2026
Patent 12687060
System for the controlled rotary movement of a door, a leaf or the like
2y 8m to grant Granted Jul 21, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

Strategy Recommendation AI-generated — please review before filing

Get a prosecution strategy drawn from examiner precedents, rejection analysis, and claim mapping.
Typically takes 5-10 seconds — AI-generated, attorney review required before filing

Prosecution Projections

4-5
Expected OA Rounds
63%
Grant Probability
86%
With Interview (+22.8%)
2y 6m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 1090 resolved cases by this examiner. Grant probability derived from career allowance rate.

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month