Prosecution Insights
Last updated: October 27, 2026
Application No. 18/176,206

MANAGEMENT OF CORN THROUGH SEMI-DWARF SYSTEMS

Non-Final OA §112
Filed
Feb 28, 2023
Priority
Feb 15, 2018 — provisional 62/631,181 +2 more
Examiner
FAN, WEIHUA
Art Unit
1663
Tech Center
1600 — Biotechnology & Organic Chemistry
Assignee
Monsanto Technology LLC
OA Round
11 (Non-Final)
83%
Grant Probability
Favorable
11-12
OA Rounds
0m
Est. Remaining
96%
With Interview

Examiner Intelligence

Grants 83% — above average
83%
Career Allowance Rate
552 granted / 663 resolved
+23.3% vs TC avg
Moderate +13% lift
Without
With
+12.7%
Interview Lift
resolved cases with interview
Typical timeline
2y 6m
Avg Prosecution
28 currently pending
Career history
700
Total Applications
across all art units

Statute-Specific Performance

§101
9.5%
-30.5% vs TC avg
§103
22.6%
-17.4% vs TC avg
§102
12.0%
-28.0% vs TC avg
§112
40.3%
+0.3% vs TC avg
Black line = Tech Center average estimate • Based on career data from 663 resolved cases

Office Action

§112
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and the fee set forth in 37 CFR 1.17(e) has been timely paid, the finality of the previous Office action has been withdrawn pursuant to 37 CFR 1.114.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 September 15, 2026 has been entered. Claims 1 and 7 are amended. Claims 5-6, and 8 are canceled. Claims 1, 7, 9, 13, 18-24, 27-29, 34-39, 59, and 62-64 remain pending and are examined herein. Claim Rejections - 35 USC § 112 The following is a quotation of the first paragraph of 35 U.S.C. 112(a): (a) IN GENERAL.—The specification shall contain a written description of the invention, and of the manner and process of making and using it, in such full, clear, concise, and exact terms as to enable any person skilled in the art to which it pertains, or with which it is most nearly connected, to make and use the same, and shall set forth the best mode contemplated by the inventor or joint inventor of carrying out the invention. The following is a quotation of the first paragraph of pre-AIA 35 U.S.C. 112: The specification shall contain a written description of the invention, and of the manner and process of making and using it, in such full, clear, concise, and exact terms as to enable any person skilled in the art to which it pertains, or with which it is most nearly connected, to make and use the same, and shall set forth the best mode contemplated by the inventor of carrying out his invention. Claims 1, 7, 9, 13, 18-24, 27-29, 34-39, 59, and 62-64 remain rejected under 35 U.S.C. 112(a) or 35 U.S.C. 112 (pre-AIA ), first paragraph, as failing to comply with the enablement requirement. The claim(s) contains subject matter which was not described in the specification in such a way as to enable one skilled in the art to which it pertains, or with which it is most nearly connected, to make and/or use the invention. The amended claims require the applicator position to between 0 and 15 centimeters taller than the average height; and wherein at least 98% of the corn plant are not damaged. The claims also require the corn plants to be at R1 stage or later. The claims define the average height as “measured as the distance between the soil and the ligule of the uppermost fully-expanded leaf”. However, at R1 stage or later, corn plants have developed tassels (see below). PNG media_image1.png 329 600 media_image1.png Greyscale Average tassel length is 20-40 centimeters. See for example, CV995128 (US 8,319,066 B2) has a tassel length of 31 cm; and CV760185 40 cm (US8581076B2). Thus, setting applicator height at 0-15 cm above the height of the collar of the uppermost fully expanded leaf would be as much as 25 cm below the tip of tassel. It is not predictable that setting applicator height at 30 cm below the tip of tassel would result in “at least 98% of the corn plant are not damaged.” Therefore, the claims are not enabled. Response to Applicant’s Remarks: Applicant argued that the “claim now defines "not damaged" in structural terms drawn directly from the specification. Specifically, a com plant is "not damaged" by the applying if the applying does not result in torn, ripped, broken, or shredded leaves; torn, ripped, broken, or shredded tassels; torn, ripped, broken, or shredded stems; torn, ripped, broken, or shredded ears; killing of the corn plant; or lodging of the com plant. See Specification, para. [0248]”. Applicant argued that therefore “the specification provides guidance showing that applicator contact with the upper portion of the canopy can occur without structural injury. Accordingly, the claim is enabled across its full scope”. These arguments have been fully considered but not deemed persuasive. If contact between equipment and the corn plant does not result in damage, as Applicant insisted, then what is the point of requiring a 0-15 cm clearance as the condition for not damaging the plants? Furthermore, Applicant argued that tassel being “flexible, resilient”, without providing any quantifiable differences between the tassel and other parts of the corn plants, and that such quantifiable differences would lead to substantial damaging performances. There is no evidence that the forces asserted on tassel would not result in damaging the plants, i.e., via transferring of forces to other parts of the corn plants, which, as Applicant insisted, are less “flexible, resilient”. Applicant argued that the specification provides guidance showing that applicator contact with the upper portion of the canopy can occur without structural injury. Accordingly, the claim is enabled across its full scope. It is precisely this “guidance” has been deemed insufficient. Applicant has not shown any evidence supporting the applying does not result in torn, ripped, broken, or shredded leaves; torn, ripped, broken, or shredded tassels; tom, ripped, broken, or shredded stems; torn, ripped, broken, or shredded ears; killing of the com plant; or lodging of the com plant. At least for these reasons, the rejection is maintained. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to WEIHUA FAN whose telephone number is (571)270-0398. The examiner can normally be reached Monday-Friday, 9-5. 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, Amjad A Abraham can be reached at (571) 270-7058. 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. WEIHUA . FAN Primary Examiner Art Unit 1663 /WEIHUA FAN/Primary Examiner, Art Unit 1663
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Prosecution Timeline

Show 27 earlier events
May 04, 2026
Response after Non-Final Action
May 18, 2026
Non-Final Rejection mailed — §112
Jul 06, 2026
Response Filed
Jul 29, 2026
Final Rejection mailed — §112
Aug 31, 2026
Response after Non-Final Action
Sep 15, 2026
Request for Continued Examination
Sep 16, 2026
Response after Non-Final Action
Sep 30, 2026
Non-Final Rejection mailed — §112 (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

11-12
Expected OA Rounds
83%
Grant Probability
96%
With Interview (+12.7%)
2y 6m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 663 resolved cases by this examiner. Grant probability derived from career allowance rate.

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