Prosecution Insights
Last updated: July 17, 2026
Application No. 18/779,719

COMPOUNDS FOR THE TREATMENT OF ACUTE BRAIN INJURY

Non-Final OA §103§DP
Filed
Jul 22, 2024
Priority
Feb 02, 2018 — DK PA 2018 70067 +2 more
Examiner
ROZOF, TIMOTHY R
Art Unit
Tech Center
Assignee
Otago Innovation Ltd.
OA Round
1 (Non-Final)
73%
Grant Probability
Favorable
1-2
OA Rounds
0m
Est. Remaining
97%
With Interview

Examiner Intelligence

Grants 73% — above average
73%
Career Allowance Rate
697 granted / 960 resolved
+12.6% vs TC avg
Strong +24% interview lift
Without
With
+24.0%
Interview Lift
resolved cases with interview
Fast prosecutor
2y 0m
Avg Prosecution
49 currently pending
Career history
992
Total Applications
across all art units

Statute-Specific Performance

§101
1.0%
-39.0% vs TC avg
§103
23.8%
-16.2% vs TC avg
§102
27.9%
-12.1% vs TC avg
§112
21.2%
-18.8% vs TC avg
Black line = Tech Center average estimate • Based on career data from 960 resolved cases

Office Action

§103 §DP
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 . DETAILED ACTION This is a response to Applicant’s communication filed on September 17, 2024. Application No. 18/779,719, filed July 22, 2024, is a Continuation of U.S. Nonprovisional application No. 12/077,495, (issued U.S. Patent No. 12,077,495) which is a 371 of PCT/DK2019/050041, filed February 1, 2019, and claims foreign priority to Danish application No. DENMARK PA 2018 70067, filed February 2, 2018. In a preliminary amendment filed September 17, 2024, Applicant cancelled claims 1-43 and added new claims 44-56. Claims 44-56 are pending. Claim Rejections - 35 USC § 103(a) 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. Claims 44-45, 47, 50, and 51 are rejected under 35 U.S.C. 103 as being unpatentable over Krall 60 J. Med. Chem. 9022-9039 (2017), in view of Wu et al., 16 Exp. & Thera. Med. 1195-1202 (2018). Krall discloses HOCPCA, as follows: PNG media_image1.png 194 347 media_image1.png Greyscale (Krall et al., p. 9022, Abstract.) The above compound reads a compound of formula II of the present invention, wherein formula II, R3 and R4 are hydrogen; X is O, and n is 0. Krall teaches that HOCPCA as well as its analogs, bind with high affinity to the GHB binding site. See Krall et al., p. 9025, Table 2. Krall further teaches that GHB binding compounds display a neuropharmacology and are thus targets for further drug development. Id., Introduction, p. 9022. The difference between the prior art and present invention is the use of GHB binding compounds in treating acute brain injury. Nonetheless, Wu teaches that GHB promotes the recovery from cerebral infarction (acute brain injury). See Wu et al., Abstract, p. 1195. Accordingly, all the elements of the present invention were known in the art at the time of the invention. It would have been obvious to the ordinary artisan at the time of the invention to use known GHB binding compounds such as HOCPCA (as taught by Krall) to treat acute brain injury (as taught by Wu) with a reasonable expectation of success. In this case, the present invention combines prior art elements according to known methods to yield predictable results. Double Patenting The nonstatutory double patenting rejection is based on a judicially created doctrine grounded in public policy (a policy reflected in the statute) so as to prevent the unjustified or improper timewise extension of the “right to exclude” granted by a patent and to prevent possible harassment by multiple assignees. A nonstatutory double patenting rejection is appropriate where the conflicting claims are not identical, but at least one examined application claim is not patentably distinct from the reference claim(s) because the examined application claim is either anticipated by, or would have been obvious over, the reference claim(s). See, e.g., In re Berg, 140 F.3d 1428, 46 USPQ2d 1226 (Fed. Cir. 1998); In re Goodman, 11 F.3d 1046, 29 USPQ2d 2010 (Fed. Cir. 1993); In re Longi, 759 F.2d 887, 225 USPQ 645 (Fed. Cir. 1985); In re Van Ornum, 686 F.2d 937, 214 USPQ 761 (CCPA 1982); In re Vogel, 422 F.2d 438, 164 USPQ 619 (CCPA 1970); In re Thorington, 418 F.2d 528, 163 USPQ 644 (CCPA 1969). A timely filed terminal disclaimer in compliance with 37 CFR 1.321(c) or 1.321(d) may be used to overcome an actual or provisional rejection based on nonstatutory double patenting provided the reference application or patent either is shown to be commonly owned with the examined application, or claims an invention made as a result of activities undertaken within the scope of a joint research agreement. See MPEP § 717.02 for applications subject to examination under the first inventor to file provisions of the AIA as explained in MPEP § 2159. See MPEP § 2146 et seq. for applications not subject to examination under the first inventor to file provisions of the AIA . A terminal disclaimer must be signed in compliance with 37 CFR 1.321(b). The filing of a terminal disclaimer by itself is not a complete reply to a nonstatutory double patenting (NSDP) rejection. A complete reply requires that the terminal disclaimer be accompanied by a reply requesting reconsideration of the prior Office action. Even where the NSDP rejection is provisional the reply must be complete. See MPEP § 804, subsection I.B.1. For a reply to a non-final Office action, see 37 CFR 1.111(a). For a reply to final Office action, see 37 CFR 1.113(c). A request for reconsideration while not provided for in 37 CFR 1.113(c) may be filed after final for consideration. See MPEP §§ 706.07(e) and 714.13. The USPTO Internet website contains terminal disclaimer forms which may be used. Please visit www.uspto.gov/patent/patents-forms. The actual filing date of the application in which the form is filed determines what form (e.g., PTO/SB/25, PTO/SB/26, PTO/AIA /25, or PTO/AIA /26) should be used. A web-based eTerminal Disclaimer may be filled out completely online using web-screens. An eTerminal Disclaimer that meets all requirements is auto-processed and approved immediately upon submission. For more information about eTerminal Disclaimers, refer to www.uspto.gov/patents/apply/applying-online/eterminal-disclaimer. Claims 44-56 rejected on the ground of nonstatutory double patenting as being unpatentable over claims 11-19 of U.S. Patent No. 12,077,495. Although the claims at issue are not identical, they are not patentably distinct from each other because the claims of the ‘495 patent are drawn to the same methods administering the same compounds claimed by the present invention. Conclusion No claims are allowed. Contact Information Any inquiry concerning this communication or earlier communications from the examiner should be directed to TIMOTHY R ROZOF whose telephone number is (571)270-5992. The examiner can normally be reached Monday - Friday, 9:00 a.m. -5:00 p.m.. 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, Andrew Kosar can be reached at (571) 272-0913. 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. /TIMOTHY R ROZOF/Primary Examiner, Art Unit 1625
Read full office action

Prosecution Timeline

Jul 22, 2024
Application Filed
Jun 17, 2026
Non-Final Rejection mailed — §103, §DP (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

1-2
Expected OA Rounds
73%
Grant Probability
97%
With Interview (+24.0%)
2y 0m (~0m remaining)
Median Time to Grant
Low
PTA Risk
Based on 960 resolved cases by this examiner. Grant probability derived from career allowance rate.

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