Prosecution Insights
Last updated: May 29, 2026
Application No. 18/514,329

TRANSMISSION BELT ARRANGEMENT

Final Rejection §103
Filed
Nov 20, 2023
Priority
Dec 01, 2022 — DE 102022212955.5
Examiner
DO, ANDREW V
Art Unit
2852
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
SKF Magnetic Mechatronics
OA Round
2 (Final)
85%
Grant Probability
Favorable
3-4
OA Rounds
0m
Est. Remaining
96%
With Interview

Examiner Intelligence

Grants 85% — above average
85%
Career Allowance Rate
480 granted / 567 resolved
+16.7% vs TC avg
Moderate +11% lift
Without
With
+11.4%
Interview Lift
resolved cases with interview
Typical timeline
2y 6m
Avg Prosecution
15 currently pending
Career history
582
Total Applications
across all art units

Statute-Specific Performance

§101
0.8%
-39.2% vs TC avg
§103
57.9%
+17.9% vs TC avg
§102
32.2%
-7.8% vs TC avg
§112
2.8%
-37.2% vs TC avg
Black line = Tech Center average estimate • Based on career data from 567 resolved cases

Office Action

§103
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 . Claim Objections Claims 8, 16 are objected to because of the following informalities: Claim 8: “a transmission belt arrangement” (line 5) should be --the transmission belt arrangement--. Claim 16: “a state of a transmission belt” (line 1) and “a transmission belt arrangement” (lines 1-2, and 3) should be --the state of the transmission belt-- and --the transmission belt arrangement--, or the like. Appropriate correction is required. 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) 1-18 is/are rejected under 35 U.S.C. 103 as being unpatentable over Schwefe et al. (DE 10 2016 011711) in view of Hiroki et al. (JP 2008-190571). Regarding claim 1, Schwefe et al. (hereinafter Schwefe) teaches a transmission belt arrangement comprising: a first pulley and a second pulley, a transmission belt 7 connecting the first pulley and the second pulley, at least one sensor 10 configured to measure a parameter indicative of a vibration signature of the transmission belt arrangement [0026], and processing circuitry for determining a state of the transmission belt based on the parameter and/or based on the vibration signature [0027]. Schwefe remains silent as to at least one sensor mounted on the first pulley. Hiroki et al, (hereinafter Hiroki) teaches a vibration meter installed on the pulley bearing (page 4, 4th paragraph) . It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to have also used the vibration meter installed on the pulley, as taught by Hiroki, as it is a well-known alternative to measuring the vibration of a belt in a belt driving device. Regarding claim 2, Schwefe as modified by Hiroki above, teaches the transmission belt arrangement according to claim 1, wherein the at least one sensor is an accelerometer (Schwefe [0019]). Regarding claim 3, Schwefe as modified by Hiroki above, teaches the transmission belt arrangement according to claim 1, wherein the at least one sensor is configured to measure the parameter (Schwefe [0019]). Regarding claim 4, Schwefe as modified by Hiroki above, teaches the transmission belt arrangement according to claim 1, wherein the state is a degree of elongation (belt stretch) of the transmission belt (Schwefe [0009]). Regarding claim 5, Schwefe as modified by Hiroki above, teaches the transmission belt arrangement according to claim 1, wherein the at least one sensor (acceleration sensor) is configured to provide the parameter to the processing circuitry, and wherein the processing circuitry is configured to determine the vibration signature of the transmission belt arrangement based on the parameter (Schwefe [0012]). Regarding claim 6, Schwefe as modified by Hiroki above, teaches the transmission belt arrangement according to claim 1, wherein the processing circuitry is configured to compare the vibration signature indicated by the parameter to a reference vibration signature (natural vibration) (Schwefe [0011-0012]). Regarding claim 7, Schwefe as modified by Hiroki above, teaches the transmission belt arrangement according to claim 1, wherein the at least one sensor comprises a plurality of sensors (Schwefe [0019]), and wherein the processing circuitry is configured to determine the vibration signature of the transmission belt arrangement based on parameters provided by the plurality of sensors (Schwefe [0020]). Regarding claim 8, Schwefe as modified by Hiroki above, teaches a method for determining a state of a transmission belt of a transmission belt arrangement comprising: providing a transmission belt arrangement of claim 1, and determining the state of the transmission belt based on the parameter and/or the vibration signal (Schwefe [0025]). Regarding claim 9, Schwefe as modified by Hiroki above, teaches the method according to claim 8, further comprising comparing the state with a predetermined criterion (empirical values and corresponding temperature curves Schwefe [0020]). Regarding claim 10, Schwefe as modified by Hiroki above, teaches the method according to claim 9, further comprising issuing a notification if the determined state meets the predetermined criterion (Schwefe [0016-0017]). Regarding claim 11, Schwefe as modified by Hiroki above, teaches the transmission belt arrangement according to claim 1 and an embodiment where a noise meter is used (Hiroki page 4, paragraph 6), but remains silent as to wherein the at least one sensor comprises a piezoelectric sensor. It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to have used a piezoelectric sensor as a noise meter as they are a well-known type of sensor used for noise and sound detection. Regarding claim 12, Schwefe as modified by Hiroki above, teaches the transmission belt arrangement according to claim 11, wherein the first pulley and the second pulley and the transmission belt are mounted inside a housing 1 (Schwefe Fig. 1). Regarding claim 13, Schwefe teaches a transmission belt arrangement comprising: a first pulley 3 and a second pulley 5 (Fig. 1), a transmission belt 7 connecting the first pulley 3 to the second pulley 5, at least one sensor 10 configured to measure a parameter indicative of a vibration signature of the transmission belt arrangement [0026], and processing circuitry for determining a state of the transmission belt based on the parameter and/or based on the vibration signature [0027]. Schwefe remains silent as to at least one piezoelectric sensor configured to measure a parameter indicative of a vibration signature of the transmission belt arrangement. Hiroki teaches a transmission belt arrangement where a noise meter is used (page 4 paragraph 6). It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to have modified the transmission belt arrangement of Schwefe to use the noise meter of Hiroki in order to more accurately determine the state of the transmission belt. Regarding claim 14, Schwefe as modified by Hiroki teaches the transmission belt arrangement according to claim 13, wherein the first pulley 3 and the second pulley 5 and the transmission belt 7 are mounted inside a housing 1 (Schwefe Fig. 1), but remains silent as to wherein the piezoelectric sensor is mounted inside the housing 1. It would have been obvious to one of ordinary skill in the art before the effective filing date of the claimed invention to have mounted the piezoelectric sensor as close to the belt as possible and therefore mounted inside the housing in which the transmission belt arrangement is housed, in order to accurately measure the noise from the belt. Regarding claim 15, Schwefe as modified by Hiroki teaches the transmission belt arrangement according to claim 14, wherein the at least one sensor comprises a plurality of sensors (Schwefe [0019]), and wherein the processing circuitry is configured to determine the vibration signature of the transmission belt arrangement based on parameters provided by the plurality of sensors (Schwefe [0027]). Regarding claim 16, Schwefe as modified by Hiroki teaches a method for determining a state of a transmission belt (belt condition) of a transmission belt arrangement comprising: providing a transmission belt arrangement according to claim 13, and determining the state of the transmission belt based on the parameter and/or the vibration signal (Schwefe [0017]). Regarding claim 17, Schwefe as modified by Hiroki teaches the method according to claim 16, further comprising comparing the state with a predetermined criterion (machine condition) (Schwefe [0017]). Regarding claim 18, Schwefe as modified by Hiroki teaches the method according to claim 17, further comprising issuing a notification (forwards appropriate information to the operator) if the determined state meets the predetermined criterion (Schwefe [0017]). 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. Response to Arguments Applicant’s arguments with respect to claim(s) have been considered but are moot because the new ground of rejection does not rely on any reference applied in the prior rejection of record for any teaching or matter specifically challenged in the argument. Any inquiry concerning this communication or earlier communications from the examiner should be directed to ANDREW V DO whose telephone number is (571)270-3420. The examiner can normally be reached Monday-Friday 7:30-4:30. 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, Walter L Lindsay can be reached at 571-272-1674. 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. /WALTER L LINDSAY JR/Supervisory Patent Examiner, Art Unit 2852 /A.V.D/Examiner, Art Unit 2852
Read full office action

Prosecution Timeline

Nov 20, 2023
Application Filed
Oct 02, 2025
Non-Final Rejection mailed — §103
Dec 30, 2025
Response Filed
Apr 17, 2026
Final Rejection mailed — §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

3-4
Expected OA Rounds
85%
Grant Probability
96%
With Interview (+11.4%)
2y 6m (~0m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 567 resolved cases by this examiner. Grant probability derived from career allowance rate.

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