Prosecution Insights
Last updated: August 17, 2026
Application No. 18/967,741

CONVEYANCE SECTION CLEANING DEVICE AND IMAGE FORMING APPARATUS

Non-Final OA §103
Filed
Dec 04, 2024
Priority
Dec 27, 2023 — JP 2023-221928
Examiner
SHAH, MANISH S
Art Unit
Tech Center
Assignee
Konica Minolta Inc.
OA Round
1 (Non-Final)
86%
Grant Probability
Favorable
1-2
OA Rounds
9m
Est. Remaining
94%
With Interview

Examiner Intelligence

Grants 86% — above average
86%
Career Allowance Rate
1185 granted / 1379 resolved
+25.9% vs TC avg
Moderate +8% lift
Without
With
+7.6%
Interview Lift
resolved cases with interview
Typical timeline
2y 6m
Avg Prosecution
31 currently pending
Career history
1403
Total Applications
across all art units

Statute-Specific Performance

§101
0.3%
-39.7% vs TC avg
§103
55.3%
+15.3% vs TC avg
§102
18.3%
-21.7% vs TC avg
§112
4.6%
-35.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1379 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 Rejections - 35 USC § 103 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. 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 & 3-15 is/are rejected under 35 U.S.C. 103 as being unpatentable over Shima et al. (# US 2022/0204292). Shima et al. discloses: 1. A conveyance section (element: 100, figure: 1) cleaning device comprising: a recording medium conveyance unit that sucks and conveys a recording medium (figure: 1-2; [0029]-[0037]); a cleaning section that cleans the recording medium conveyance unit ([0101]-[0114]); and a controller that controls the cleaning section (see figure: 2); wherein the controller causes the cleaning section to clean the recording medium conveyance unit before printing starts ([0088]-[0127]). Shima et al. explicitly did not discloses: If the recording medium is changed to one with a different size, the controller causes the cleaning section to clean the recording medium. It would have been obvious matter of design choice to the recording medium is changed to one with a different size, the controller causes the cleaning section to clean the recording medium, since applicant has not disclosed any criticality to solves any stated problem or is for any particular purpose and it appears that the invention would perform equally well with any size of recording medium. 3. The conveyance section cleaning device according to claim 1, wherein the controller does not cause the cleaning section to clean the recording medium conveyance unit if the size of the recording medium is not changed ([0099]-[0127]). 4. The conveyance section cleaning device according to claim 1, wherein the controller does not cause the cleaning section to clean the recording medium conveyance unit if the number of printed sheets exceeds a preset number of printed sheets during printing ([0099]-[0127]). 5. The conveyance section cleaning device according to claim 1, wherein the recording medium conveyance unit includes a conveyance drum that conveys the recording medium (see figure: 2). 6. The conveyance section cleaning device according to claim 1, wherein the recording medium conveyance unit includes a conveyance roller that conveys the recording medium (see figure: 2). 7. The conveyance section cleaning device according to claim 1, wherein the recording medium conveyance unit includes a conveyance belt that conveys the recording medium (figure: 2). 8. The conveyance section cleaning device according to claim 1, further comprising: a sheet feed section that supplies the recording medium to the recording medium conveyance unit (element: A2; figure: 2); a sheet ejection section that ejects the recording medium on which printing has been performed (element: 104, figure: 2); a front/back reversing unit that reverses the recording medium; and a sheet ejection/reversal switching unit that directs the recording medium either toward the sheet ejection section or toward the front/back reversing unit (figure: 2), wherein the front/back reversing unit for double-sided printing is provided between the sheet ejection/reversal switching unit and the sheet feed section (figure: 2). 9. The conveyance section cleaning device according to claim 1, wherein the cleaning section includes a cleaning roller that cleans the recording medium conveyance unit, the cleaning roller is arranged in sections at positions corresponding to end portions on both sides in a width direction of the recording medium and a trailing end portion in a conveyance direction of the recording medium, and at the position corresponding to the trailing end portion, only a cleaning portion of the cleaning roller contacts the recording medium conveyance unit ([0091]-[0127]). 10. The conveyance section cleaning device according to claim 1, wherein the cleaning section includes an adhesive roller that cleans the recording medium conveyance unit ([0064]-[0091]; [0108]-[0111]). 11. The conveyance section cleaning device according to claim 1, wherein the cleaning section includes an air ejecting unit that ejects air for cleaning the recording medium conveyance unit ([0064]-[0111]). 12. The conveyance section cleaning device according to claim 1, wherein the cleaning section includes a brush that cleans the recording medium conveyance unit ([0064]-[0128]). 13. The conveyance section cleaning device according to claim 1, wherein the cleaning section includes a wet cleaning unit that cleans the recording medium conveyance unit (figure: 1-2). 14. The conveyance section cleaning device according to claim 1, wherein the cleaning section is provided upstream, just in front of the front/back reversing unit that reverses the recording medium (see figure: 1-2). 15. An image forming apparatus (see figure: 1-2) comprising: the conveyance section cleaning device according to claim 1; and an image forming section that forms an image on the recording medium supplied from the recording medium conveyance unit (see figure: 1-2). Allowable Subject Matter Claim 2 is 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. 2. The conveyance section cleaning device according to claim 1, wherein if the recording medium is changed to a larger size, the controller causes the cleaning section to clean the recording medium conveyance unit before printing starts, and if the recording medium is changed to a smaller size, the controller does not cause the cleaning section to clean the recording medium conveyance unit. Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. (1) Mori (# US 20180297800 A1) discloses a sheet feed device includes a stacking tray on which sheets P are stacked, and feed rollers convey the sheets P from the stacking tray. The sheet feed device also includes a pressing lever configured to press back, when there is a sheet picked up from the stacking tray and is in a state of being nipped between feed rollers, a leading end of the sheet P toward the stacking tray, and a roller separating mechanism configured to separate the sheet feed rollers performing the nipping from each other, when the pressing member performs the operation of pressing back the sheet (see Abstract). (2) Uehara (# US 20160325954 A1) discloses A sheet conveyance device (1) includes a feed tray (20), a feeding unit (50), a stopper (30), a first abutted portion (41), and an impact reducing mechanism (10). Sheets are loaded on the feed tray (20). The feeding unit (50) feeds the sheets. The stopper (30) is rotatably supported on the feeding unit (50) and rotates when pressed by the sheets inserted into the feed tray (20). The stopper (30) comes into contact with the first abutted portion (41) in association with the rotation of the stopper (30). The impact reducing mechanism (10) reduces impact applied to the first abutted portion (41) by the stopper (30) (see Abstract). (3) Fukumoto et al. (# US 20160122144 A1) discloses a paper feeding apparatus includes: a sheet loading unit for loading a bundle of sheets; a separation unit that separates a topmost sheet of the bundle of sheets loaded on the sheet loading unit, from the bundle of sheets; a conveyance unit that conveys the separated topmost sheet; an end fence that is movable in a sheet conveyance direction, abuts trailing ends in the sheet conveyance direction, and positions the bundle of sheets in the sheet conveyance direction; and a pressing unit that is provided in such a manner as to protrude from the end fence, and is able to press the trailing ends in the sheet conveyance direction of at least an upper part of the bundle of sheets, wherein the pressing unit has different pressing forces at an upper and a lower portion thereof, and has the lower pressing force stronger than the upper pressing force (see Abstract). (4) Suzuki (# US 20100148419 A1) discloses a sheet supply apparatus including: a suction conveyance mechanism which suctions a topmost sheet of a plurality of sheets stacked and conveys the suctioned sheet to a sheet conveyance path; an outlet elevation mechanism which moves an air outlet to and from a first position at which the air outlet faces the side of the stacked sheets and a second position at which the air outlet faces a side of the sheet suctioned onto the suction surface; a suction detection sensor; a sheet supply detection sensor; and a control section which moves the air outlet to the first position or to the second position by controlling the outlet elevation mechanism based on detections by the sensors (see Abstract). Any inquiry concerning this communication or earlier communications from the examiner should be directed to MANISH S SHAH whose telephone number is (571)272-2152. The examiner can normally be reached 8:00am-4:00pm. 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, Ricardo Magallanes can be reached at 571-272-5960. 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. MANISH S. SHAH Primary Examiner Art Unit 2853 /Manish S Shah/ Primary Examiner, Art Unit 2853
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Prosecution Timeline

Dec 04, 2024
Application Filed
Jul 15, 2026
Non-Final Rejection mailed — §103 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12698408
Pre-Treatment Composition for Inkjet Printing
2y 6m to grant Granted Aug 04, 2026
Patent 12679984
ACTIVE ENERGY RAY-CURABLE INK, INK SET, AND IMAGE RECORDING METHOD
2y 5m to grant Granted Jul 14, 2026
Patent 12679129
IMAGE FORMING METHOD AND IMAGE FORMING SYSTEM
2y 5m to grant Granted Jul 14, 2026
Patent 12679991
PRETREATMENT INK AND INK SET CONTAINING SAME
2y 7m to grant Granted Jul 14, 2026
Patent 12674277
Ink Jet Textile Printing Recording Method
2y 4m to grant Granted Jul 07, 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
86%
Grant Probability
94%
With Interview (+7.6%)
2y 6m (~9m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1379 resolved cases by this examiner. Grant probability derived from career allowance rate.

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