Prosecution Insights
Last updated: August 16, 2026
Application No. 18/997,059

DETECTION SYSTEM FOR WORK SITE AND DETECTION METHOD FOR WORK SITE

Non-Final OA §102§103
Filed
Jan 18, 2025
Priority
Sep 30, 2022 — JP 2022-158987 +1 more
Examiner
MCGOWAN, JAMIE LOUISE
Art Unit
Tech Center
Assignee
Komatsu Ltd.
OA Round
1 (Non-Final)
74%
Grant Probability
Favorable
1-2
OA Rounds
11m
Est. Remaining
90%
With Interview

Examiner Intelligence

Grants 74% — above average
74%
Career Allowance Rate
721 granted / 981 resolved
+13.5% vs TC avg
Strong +16% interview lift
Without
With
+16.0%
Interview Lift
resolved cases with interview
Typical timeline
2y 6m
Avg Prosecution
39 currently pending
Career history
1012
Total Applications
across all art units

Statute-Specific Performance

§101
0.8%
-39.2% vs TC avg
§103
54.1%
+14.1% vs TC avg
§102
23.4%
-16.6% vs TC avg
§112
11.0%
-29.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 981 resolved cases

Office Action

§102 §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 . In the event the determination of the status of the application as subject to AIA 35 U.S.C. 102 and 103 (or as subject to pre-AIA 35 U.S.C. 102 and 103) is incorrect, any correction of the statutory basis (i.e., changing from AIA to pre-AIA ) for the rejection will not be considered a new ground of rejection if the prior art relied upon, and the rationale supporting the rejection, would be the same under either status. 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 and 6 is/are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Zhu (9,097,800). Regarding claim 1, Zhu discloses a detection system for a work site, the detection system comprising: A current terrain data storage unit (114) that stores current terrain data of the work site where a work machine (column 6 line 4-5) operates (column 18 lines 23-31) A first detection data acquisition unit (Radar -630) that acquires detection data of a first sensor that detects surroundings of the work machine (column 15 lines 48-64) A determination unit that determines whether specific data detected by the first sensor is noise or an obstacle on a basis of the current terrain data (column 18 line 23-49) Regarding claim 2, Zhu discloses a second detection data acquisition unit (Lidar - 620) that acquires detection data of a second sensor that detects a three dimensional shape of the work site and a current terrain data creation unit that creates the current terrain data on a bases of the detection data of the second sensor (column 18 line 50 through column 19 line 2). Regarding claim 3, Zhu discloses that when the determination unit determines the specific data is an obstacle, the current terrain data creation unit assigns an attribute of the obstacle to a part of three dimensional data corresponding to the specific data (column 20 lines 8-45). Regarding claim 4, Zhu disclose that the three dimensional data includes height data of each of a plurality of detection points defined on a surface of a terrain of a work site and the current terrain data creation unit assigns an attribute of the obstacle to the detection point corresponding to the specific data (column 15 line 65 through column 16 line 9). Regarding claim 6, Zhu discloses a detection method for a work site comprising storing current terrain data of the work site where a work machine operates, acquiring detection data of a first sensor (630) that detects surroundings of the work machine and determining whether specific data detected by the first sensor is noise or an obstacle on a basis of the current terrain data (column 18 line 23-49) (column 20 lines 8-45). 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) 5 is/are rejected under 35 U.S.C. 103 as being unpatentable over Zhu (9,097,800). Regarding claim 5, Zhu discloses that the first sensor is a radar sensor (620) and the second sensor is a laser (lidar 630) and discloses that the work machine could be an earth moving machine or construction vehicle but fails to specifically disclose a bulldozer. It would have been an obvious matter of design choice to implement this detection system on a bulldozer, as Applicant has not disclosed that it solves any stated problem of the prior art or is for any particular purpose. It appears that the invention would perform equally well as the invention disclosed by Zhu since Zhu discloses that the detection system can be used on construction vehicles, earthmoving vehicles and farm equipment. Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. Vilar et al. (2022/0365536) also discloses a radar/lidar combination worksite monitoring system for a bulldozer. Any inquiry concerning this communication or earlier communications from the examiner should be directed to Jamie L McGowan whose telephone number is (571)272-5064. The examiner can normally be reached Monday through Friday 9:00-5:00 CST. 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, Chris Sebesta can be reached at 571-272-0547. 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. /JAMIE L MCGOWAN/Primary Examiner, Art Unit 3671
Read full office action

Prosecution Timeline

Jan 18, 2025
Application Filed
Jul 23, 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
74%
Grant Probability
90%
With Interview (+16.0%)
2y 6m (~11m remaining)
Median Time to Grant
Low
PTA Risk
Based on 981 resolved cases by this examiner. Grant probability derived from career allowance rate.

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