Prosecution Insights
Last updated: October 25, 2026
Application No. 18/577,397

INHIBITORS OF ALPHA-HEMOLYSIN OF STAPHYLOCOCCUS AUREUS

Non-Final OA §102
Filed
Jan 08, 2024
Priority
Jul 08, 2021 — EU 21184557.3 +1 more
Examiner
LEESER, ERICH A
Art Unit
1622
Tech Center
1600 — Biotechnology & Organic Chemistry
Assignee
Lead Discovery Center GmbH
OA Round
1 (Non-Final)
82%
Grant Probability
Favorable
1-2
OA Rounds
0m
Est. Remaining
95%
With Interview

Examiner Intelligence

Grants 82% — above average
82%
Career Allowance Rate
795 granted / 971 resolved
+21.9% vs TC avg
Moderate +13% lift
Without
With
+13.3%
Interview Lift
resolved cases with interview
Fast prosecutor
2y 1m
Avg Prosecution
34 currently pending
Career history
991
Total Applications
across all art units

Statute-Specific Performance

§101
1.5%
-38.5% vs TC avg
§103
14.8%
-25.2% vs TC avg
§102
23.7%
-16.3% vs TC avg
§112
39.6%
-0.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 971 resolved cases

Office Action

§102
DETAILED ACTION This action is in response to Applicant’s submission dated August 5, 2026, in which Applicant elected the species of Compound 3. Once this species was not found in the art outside of the instant application and its patent family, the full scope of the claimed invention was searched in the art. 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 . Information Disclosure Statement The references contained in the IDS dated February 23, 2024 are made of record. 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 1-19 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Jefferson, et al, New Inhibitors of Bacterial Protein Synthesis from a Combinatorial Library of Macrocycles, J. of Med. Chem., Vol. 45, No. 16, pp. 3430-3439 (2002). Jefferson et al. teaches compound 16, which is disclosed in connection with a pharmaceutical use as an antibacterial and specifically teaches a test against Staphylococcus aureus is mentioned among the strains used for the biological tests (see p. 3434, right column). Claims 1-18 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Argawal, et al, US 2021/0177827. Argawal, et al. teaches PAPD5 inhibitors and methods of use thereof for disease treatment, which include instant compounds. Specifically, the compounds with the structures: PNG media_image1.png 1522 540 media_image1.png Greyscale of the reference anticipates the aforementioned claims where R1 is H, R2 is methyl, R4 is substituted phenyl, R4a is H. Conclusion Any inquiry concerning this communication or earlier communications from the Examiner should be directed to ERICH A LEESER whose telephone number is (571) 272-9932. The Examiner can normally be reached Monday through Friday from 10-6 PST, M-F. PST. If attempts to reach the Examiner by telephone are unsuccessful, the Examiner’s supervisor, Mr. James Alstrum-Acevedo can be reached at (571) 272-5548. The fax number for the organization where this application is assigned is 571-273-8300. Information regarding the status of an application may be obtained from the Patent Application Information Retrieval (PAIR) system. Status information for published applications may be obtained from either Private PAIR or Public PAIR. Status information for unpublished applications is available through Private PAIR only. For more information about the PAIR system, see http://pair-direct.uspto.gov. Should you have questions on access to the Private PAIR system, contact the Electronic Business Center (EBC) toll-free at 866-217-9197. If you would like assistance from a USPTO Customer Service Representative or access to the automated information system, call 800-786-9199 (IN USA OR CANADA) or 571-272-1000. /ERICH A LEESER/Primary Examiner, Art Unit 1622 United States Patent and Trademark Office Tel. No.: (571) 272-9932
Read full office action

Prosecution Timeline

Jan 08, 2024
Application Filed
Sep 29, 2026
Non-Final Rejection mailed — §102 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

Patent 12753156
A SOLID STATE FORM OF TAFAMIDIS AND A PROCESS FOR ITS PREPARATION
2y 11m to grant Granted Oct 06, 2026
Patent 12747245
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1y 4m to grant Granted Sep 29, 2026
Patent 12735450
SERUM RESISTANT BIS-SULFHYDRYL SPECIFIC BIOTINYLATION REAGENT
3y 6m to grant Granted Sep 15, 2026
Patent 12734178
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2y 11m to grant Granted Sep 15, 2026
Patent 12728112
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3y 6m to grant Granted Sep 08, 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
82%
Grant Probability
95%
With Interview (+13.3%)
2y 1m (~0m remaining)
Median Time to Grant
Low
PTA Risk
Based on 971 resolved cases by this examiner. Grant probability derived from career allowance rate.

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