Prosecution Insights
Last updated: August 17, 2026
Application No. 19/403,920

Axial Piston Machine with Fastening Flange with Off-Center Fastening Openings

Non-Final OA §112
Filed
Nov 30, 2025
Priority
Dec 04, 2024 — DE 10 2024 211 590.8
Examiner
TEKA, ABIY
Art Unit
3745
Tech Center
3700 — Mechanical Engineering & Manufacturing
Assignee
Robert Bosch GmbH
OA Round
1 (Non-Final)
85%
Grant Probability
Favorable
1-2
OA Rounds
1y 9m
Est. Remaining
95%
With Interview

Examiner Intelligence

Grants 85% — above average
85%
Career Allowance Rate
583 granted / 688 resolved
+14.7% vs TC avg
Moderate +10% lift
Without
With
+10.3%
Interview Lift
resolved cases with interview
Typical timeline
2y 5m
Avg Prosecution
27 currently pending
Career history
707
Total Applications
across all art units

Statute-Specific Performance

§101
1.1%
-38.9% vs TC avg
§103
35.1%
-4.9% vs TC avg
§102
34.5%
-5.5% vs TC avg
§112
27.8%
-12.2% vs TC avg
Black line = Tech Center average estimate • Based on career data from 688 resolved cases

Office Action

§112
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 § 112 The following is a quotation of 35 U.S.C. 112(b): (b) CONCLUSION.—The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the inventor or a joint inventor regards as the invention. The following is a quotation of 35 U.S.C. 112 (pre-AIA ), second paragraph: The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the applicant regards as his invention. Claims 1-10 are rejected under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), second paragraph, as being indefinite for failing to particularly point out and distinctly claim the subject matter which the inventor or a joint inventor (or for applications subject to pre-AIA 35 U.S.C. 112, the applicant), regards as the invention. Regarding Claims 1-10 Claim 1 in line 30 recites the limitation "the side." There is insufficient antecedent basis for this limitation in the claim. Claim 1 in line 34 recites the limitation "the corresponding transition area." There is insufficient antecedent basis for this limitation in the claim. Claim 1 in line 35 recites the limitation "the direction." There is insufficient antecedent basis for this limitation in the claim. Claims 2-10 are also rejected for being dependent on a rejected base claim. Allowable subject matter Regarding Claim 1-10 Berthold et al. (US 4, 934,253) teaches an axial piston machine (Fig 1), comprising: a cylinder drum (9) rotatable with respect to an axis of rotation (Fig 1); a swivel cradle (16) pivotable with respect to a pivot axis (Fig 1); a housing (2) in which the cylinder drum (9) and the swivel cradle (16) are accommodated; a plurality of working pistons (12) accommodated in the cylinder drum (9) so as to be linearly movable in the direction of the swivel cradle (16), wherein the working pistons (12) are supported on the swivel cradle (16) such that a displacement volume of the axial piston machine (Fig 1) is adjustable by pivoting the swivel cradle (16) (Fig 1); and an adjustment cylinder (72) provided with an adjustment piston (33)which can move linearly along an adjustment axis (Fig 1), wherein the adjustment piston (33) is configured to delimit a first adjustment chamber and a second adjustment chamber from each other (Fig 1), wherein the pivot axis is oriented perpendicular to the axis of rotation (Fig 1), wherein the adjustment axis (i) forms a central axis of the adjustment piston, (ii) is oriented perpendicular to the axis of rotation and the pivot axis, and (iii) is arranged at a distance to the axis of rotation and at a distance to the pivot axis, wherein the adjustment piston (33)is motion-coupled to the swivel cradle (Fig 1), wherein the housing (2) comprises a plate-type fastening flange (Fig 2)which is oriented perpendicular to the axis of rotation (Fig 2) However, Berthold remains silent regarding wherein a first fastening opening, a second fastening opening, a third fastening opening, and a fourth fastening opening in the direction of the axis of rotation pass though the fastening flange in the direction of the axis of rotation, wherein a plane of symmetry (i) contains the axis of rotation, and (ii) extends parallel to the pivot axis, wherein a reference plane (i) is arranged perpendicular to the plane of symmetry, and (ii) contains the axis of rotation, wherein the first fastening opening and the second fastening opening are (i) arranged in the area of the reference plane, and (ii) mirror-symmetrically to each other with respect to the plane of symmetry, wherein the third fastening opening and the fourth fastening opening are (i) arranged mirror-symmetrically with respect to the plane of symmetry, and (ii) arranged on the side of the reference plane facing away from the adjustment axis, wherein the fastening flange transitions integrally and without interruption into the adjustment cylinder, and wherein no further fastening openings are arranged in the corresponding transition area, which pass though the fastening flange in the direction of the axis of rotation. Similarly, Gerges (US 2026/0085680 A1), Spielvogel (DE 102015212731) and Thomas (US 6,829,979 B1) all teach similar devices that are pertinent to applicant’s claimed invention but they all remain silent regarding the above missing limitations. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to ABIY TEKA whose telephone number is (571)272-9804. The examiner can normally be reached M-F 11-9 PM. 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, Nathaniel Wiehe can be reached at (571) 272-8648. 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. /ABIY TEKA/ Primary Examiner, Art Unit 3745
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Prosecution Timeline

Nov 30, 2025
Application Filed
Aug 06, 2026
Non-Final Rejection mailed — §112 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12704108
Axial Piston Machine with Neutral Valve Integrated in the Pot-Like Housing Part
1y 4m to grant Granted Aug 11, 2026
Patent 12687180
HYDRAULIC ACTUATOR
1y 2m to grant Granted Jul 21, 2026
Patent 12649214
POLISHING APPARATUS
2y 7m to grant Granted Jun 09, 2026
Patent 12630132
PEDAL SIMULATOR FOR VEHICLE
1y 10m to grant Granted May 19, 2026
Patent 12630285
LINEAR ACTUATOR
1y 3m to grant Granted May 19, 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
85%
Grant Probability
95%
With Interview (+10.3%)
2y 5m (~1y 9m remaining)
Median Time to Grant
Low
PTA Risk
Based on 688 resolved cases by this examiner. Grant probability derived from career allowance rate.

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