Prosecution Insights
Last updated: May 29, 2026
Application No. 18/531,322

Method For Cleaning Surfaces And Treatment Solution For Same

Non-Final OA §102§103
Filed
Dec 06, 2023
Priority
Dec 22, 2022 — DE 10 2022 134 602.1
Examiner
PACKARD, BENJAMIN J
Art Unit
1612
Tech Center
1600 — Biotechnology & Organic Chemistry
Assignee
Epitome GmbH
OA Round
1 (Non-Final)
66%
Grant Probability
Favorable
1-2
OA Rounds
5m
Est. Remaining
82%
With Interview

Examiner Intelligence

Grants 66% — above average
66%
Career Allowance Rate
877 granted / 1324 resolved
+6.2% vs TC avg
Strong +16% interview lift
Without
With
+15.8%
Interview Lift
resolved cases with interview
Typical timeline
2y 11m
Avg Prosecution
37 currently pending
Career history
1372
Total Applications
across all art units

Statute-Specific Performance

§101
0.7%
-39.3% vs TC avg
§103
65.2%
+25.2% vs TC avg
§102
5.6%
-34.4% vs TC avg
§112
3.0%
-37.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1324 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 . Claim Rejections - 35 USC § 102 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 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 21-24, 34, 36-37, and 39 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Echeverry (WO 2019232387 A). Teaches administration of reducing gas, such as oxyhydrogen (pg 1 lines 23-24), to control and prevent biofilms when platinum is exposed in water to create an electrical charge (pg 10 lines 13-15) that reacts with the reducing gas (pg 10 lines 18-27). Where selection of one named species from a list of alternatives is all that is required to arrive at the instantly claimed subject matter, that species is anticipated. See MPEP 2131.02. Here, all that is required is the selection of oxyhydrogen from a short list of reducing gases suitable for the function. 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. The factual inquiries for establishing a background for determining obviousness under 35 U.S.C. 103 are summarized as follows: 1. Determining the scope and contents of the prior art. 2. Ascertaining the differences between the prior art and the claims at issue. 3. Resolving the level of ordinary skill in the pertinent art. 4. Considering objective evidence present in the application indicating obviousness or nonobviousness. This application currently names joint inventors. In considering patentability of the claims the examiner presumes that the subject matter of the various claims was commonly owned as of the effective filing date of the claimed invention(s) absent any evidence to the contrary. Applicant is advised of the obligation under 37 CFR 1.56 to point out the inventor and effective filing dates of each claim that was not commonly owned as of the effective filing date of the later invention in order for the examiner to consider the applicability of 35 U.S.C. 102(b)(2)(C) for any potential 35 U.S.C. 102(a)(2) prior art against the later invention. 21-24, 34, 36-37, and 39 are rejected under 35 U.S.C. 103 as being unpatentable over Echeverry (WO 2019232387 A). While the art appears to be anticipatory, as discussed above, in the event that too much picking and choosing is required, it would have been obvious to select from the metals to create the electrodes and then to select from among the desired gas products to treat biofilms. Allowable Subject Matter Claims 25-33, 35, 38, and 40 are 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. Examiner notes that the modifications of the various components, additional components, or application in the oral cavity do not appear to be obvious variants of the known method and reaction. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to BENJAMIN J PACKARD whose telephone number is (571)270-3440. The examiner can normally be reached Mon 2-6pm and Tues-Fri (9am-6pm + mid-day flex). 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, Sahana Kaup can be reached at (571) 272-6897. 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. /BENJAMIN J PACKARD/ Primary Examiner, Art Unit 1612
Read full office action

Prosecution Timeline

Dec 06, 2023
Application Filed
Feb 03, 2026
Non-Final Rejection mailed — §102, §103 (current)

Precedent Cases

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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
66%
Grant Probability
82%
With Interview (+15.8%)
2y 11m (~5m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1324 resolved cases by this examiner. Grant probability derived from career allowance rate.

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