Prosecution Insights
Last updated: April 19, 2026
Application No. 18/362,118

STRAW HUMIFICATION PROCESSING METHOD

Non-Final OA §102
Filed
Jul 31, 2023
Examiner
LANGEL, WAYNE A
Art Unit
1736
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Changchun Xinruide New Material Technology Development Co. Ltd.
OA Round
1 (Non-Final)
79%
Grant Probability
Favorable
1-2
OA Rounds
2y 7m
To Grant
99%
With Interview

Examiner Intelligence

Grants 79% — above average
79%
Career Allow Rate
1275 granted / 1622 resolved
+13.6% vs TC avg
Strong +23% interview lift
Without
With
+23.3%
Interview Lift
resolved cases with interview
Typical timeline
2y 7m
Avg Prosecution
46 currently pending
Career history
1668
Total Applications
across all art units

Statute-Specific Performance

§101
1.1%
-38.9% vs TC avg
§103
33.6%
-6.4% vs TC avg
§102
2.0%
-38.0% vs TC avg
§112
37.6%
-2.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1622 resolved cases

Office Action

§102
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 § 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. Claims 1-7 are rejected under 35 U.S.C. 102 (a) (1) as being anticipated by CN115007625 (A). Regarding claims 1 and 2, the method steps recited therein are disclosed in the Abstract and claims 1 and 2 of the English translation of CN115007625 (A). Regarding claim 3, the limitations recited therein are disclosed in claim 3 of CN 115007625 (A). Regarding claim 4, the limitations recited therein are disclosed in claim 4 of CN 115007625 (A). Regarding claim 5, the limitations recited therein are disclosed in claim 5 of CN 115007625 (A). Regarding claim 6, the limitations recited therein are disclosed in claim 6 of CN 115007625 (A). Regarding claim 7, the limitations recited therein are disclosed in claim 7 of CN115007625 (A). The other references are made of record for disclosing various methods for processing straw material to obtain humic material. Any comments considered necessary by applicant must be submitted no later than the payment of the issue fee and, to avoid processing delays, should preferably accompany the issue fee. Such submissions should be clearly labeled “Comments on Statement of Reasons for Allowance.” Any inquiry concerning this communication or earlier communications from the examiner should be directed to WAYNE A LANGEL whose telephone number is (571) 272-1353. The examiner can normally be reached Monday through Friday from 8:15 am to 4:15 pm. If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, Anthony Zimmer can be reached at 571-270-3591. 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. /WAYNE A LANGEL/Primary Examiner, Art Unit 1736
Read full office action

Prosecution Timeline

Jul 31, 2023
Application Filed
Feb 23, 2026
Non-Final Rejection — §102 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12599151
BIOCHARS, BIOCHAR EXTRACTS AND BIOCHAR EXTRACTS HAVING SOLUBLE SIGNALING COMPOUNDS AND METHOD FOR CAPTURING MATERIAL EXTRACTED FROM BIOCHAR
2y 5m to grant Granted Apr 14, 2026
Patent 12590043
COMPOSITIONS AND METHODS FOR IMPROVING PLANT GROWTH AND ABIOTIC STRESS TOLERANCE
2y 5m to grant Granted Mar 31, 2026
Patent 12583802
AUTONOMOUS DEVICE FOR IN-FIELD CONVERSION OF BIOMASS INTO BIOCHAR
2y 5m to grant Granted Mar 24, 2026
Patent 12583801
PROCESS FOR PRODUCING FERTILIZER FROM A BIOGAS STREAM
2y 5m to grant Granted Mar 24, 2026
Patent 12577179
Methods and Compositions for Soil Regeneration and Improved Soil Hydrology
2y 5m to grant Granted Mar 17, 2026
Study what changed to get past this examiner. Based on 5 most recent grants.

AI Strategy Recommendation

Get an AI-powered prosecution strategy using examiner precedents, rejection analysis, and claim mapping.
Powered by AI — typically takes 5-10 seconds

Prosecution Projections

1-2
Expected OA Rounds
79%
Grant Probability
99%
With Interview (+23.3%)
2y 7m
Median Time to Grant
Low
PTA Risk
Based on 1622 resolved cases by this examiner. Grant probability derived from career allow rate.

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month