Prosecution Insights
Last updated: May 29, 2026
Application No. 17/806,014

COMPOSITIONS AND METHODS FOR TREATING COVID-19 AND SYMPTOMS THEREOF

Non-Final OA §102§103
Filed
Jun 08, 2022
Priority
Jun 08, 2021 — provisional 63/208,470
Examiner
MELLER, MICHAEL V
Art Unit
1655
Tech Center
1600 — Biotechnology & Organic Chemistry
Assignee
Yuva Biosciences Inc.
OA Round
4 (Non-Final)
46%
Grant Probability
Moderate
4-5
OA Rounds
0m
Est. Remaining
75%
With Interview

Examiner Intelligence

Grants 46% of resolved cases
46%
Career Allowance Rate
341 granted / 739 resolved
-13.9% vs TC avg
Strong +29% interview lift
Without
With
+28.6%
Interview Lift
resolved cases with interview
Typical timeline
3y 2m
Avg Prosecution
51 currently pending
Career history
814
Total Applications
across all art units

Statute-Specific Performance

§101
2.9%
-37.1% vs TC avg
§103
70.3%
+30.3% vs TC avg
§102
7.4%
-32.6% vs TC avg
§112
7.8%
-32.2% vs TC avg
Black line = Tech Center average estimate • Based on career data from 739 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 . Election/Restrictions Applicant’s election without traverse of claims 1, 6, 13-14, 16-19, 22-23, 29, 32, 37, 40, 44 (specifically, dietary supplement or food), 47, and 61, corresponding to Group I, in the reply filed on 5/8/2024 is acknowledged. Therefore, claims 2-5, 7-12, 15, 20, 21, 24-28, 30, 31, 33-36, 38, 39, 41-43, 45, 46, 48-60, 62 and 63 are withdrawn from further consideration by the Examiner as being drawn to non-elected inventions. Therefore, the restriction/election is hereby made FINAL. 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 1, 13, 14, 22, 23, 29, 32, 40, 44, 47, 61, and 65 are rejected under 35 U.S.C. 102 (a) (1) as being anticipated by CA 2001898. CA teaches that chebulinic acid is used to treat HIV, see pages 1, 5, 8, 10, 24, and the claims. Clearly a therapeutically effective amount of the chebulinic acid is used since it is used to effectively treat HIV. Note that the chebulinic acid is isolated since on page 10 it is made very clear that the tannin samples were isolated from the plant materials and chebulinic acid is a tannin, see table 1, where it is also disclosed that chebulinic acid inhibits HIV at 94%. The activities of claims 32 and 65 are inherent since the chebulinic acid is used as claimed. See tablets (eternal) on page 20. Clearly someone who has HIV will inherently have the claimed symptoms. Note that fatigue is a symptom that reads on anyone since we ALL get tired and clearly HIV patients get tired and fatigued. Claim Rejections - 35 USC § 103 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 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. Claims 1, 13-14, 17, 18, 22-23, 29, 32, 40, 44, 47, 61 and 65 are rejected under 35 U.S.C. 103 as being unpatentable over CA 2001898 in view of JP 01-313433 and IN 195060. CA teaches that chebulinic acid is used to treat HIV, see pages 1, 5, 8, 10, 24, and the claims. Clearly a therapeutically effective amount of the chebulinic acid is used since it is used to effectively treat HIV. Note that the chebulinic acid is isolated since on page 10 it is made very clear that the tannin samples were isolated from the plant materials and chebulinic acid is a tannin, see table 1, where it is also disclosed that chebulinic acid inhibits HIV at 94%. The activities of claims 32 and 65 are inherent since the chebulinic acid is used as claimed. See tablets (eternal) on page 20. Clearly someone who has HIV will inherently have the claimed symptoms. Note that fatigue is a symptom that reads on anyone since we ALL get tired and clearly HIV patients get tired and fatigued. CA does not teach embilica or fucus. JP teaches that fucus is known in the prior art to be used to treat HIV, see entire reference, especially the abstract, the examples. IN teaches that Terminalia chebula and Embilica officinalis are both used to treat HIV, see entire reference, especially, the abstract, pages 2, 3, the claims. It would have been obvious to one of ordinary skill in the art at the time the claimed invention was made to combine the instant ingredients for their known benefit since each is well known in the art for the same purpose and for the following reasons: In KSR Int'l Co. v. Teleflex Inc., 550 U.S. 398 (2007), the Supreme Court reaffirmed "the conclusion that when a patent 'simply arranges old elements with each performing the same function it had been known to perform' and yields no more than one would expect from such an arrangement, the combination is obvious." Id. at 417 (quoting Sakraida v. Ag Pro, Inc., 425 U.S. 273,282 (1976)). The Supreme Court also emphasized a flexible approach to the obviousness question, stating that the analysis under 35 U.S.C. § 103 "need not seek out precise teachings directed to the specific subject matter of the challenged claim, for a court can take account of the inferences and creative steps that a person of ordinary skill in the art would employ." Id. at 418; see also id. at 421 ("A person of ordinary skill is... a person of ordinary creativity, not an automaton."). The Supreme Court thus implicitly endorsed the principle, stated in In re Kerkhoven, 626 F.2d 846, 850 (CCPA 1980) (citations omitted), that: It is prima facie obvious to combine two compositions each of which is taught by the prior art to be useful for the same purpose, in order to form a third composition which is to be used for the very same purpose .... [T]he idea of combining them flows logically from their having been individually taught in the prior art. Therefore, it would have been obvious for one having ordinary skill in the art to use a Terminalia chebula (chebulinic acid), Fucus (extract) and Embilica (extract) in the same composition since they were each individually known in the prior art to be used for the same purpose, namely to treat HIV. MPEP 2144.05, subsection II. II. ROUTINE OPTIMIZATION A. Optimization Within Prior Art Conditions or Through Routine Experimentation Generally, differences in concentration or temperature will not support the patentability of subject matter encompassed by the prior art unless there is evidence indicating such concentration or temperature is critical. "[W]here the general conditions of a claim are disclosed in the prior art, it is not inventive to discover the optimum or workable ranges by routine experimentation." In re Aller, 220 F.2d 454, 456, 105 USPQ 233, 235 (CCPA 1955) (Claimed process which was performed at a temperature between 40°C and 80°C and an acid concentration between 25% and 70% was held to be prima facie obvious over a reference process which differed from the claims only in that the reference process was performed at a temperature of 100°C and an acid concentration of 10%.); see also Peterson, 315 F.3d at 1330, 65 USPQ2d at 1382 ("The normal desire of scientists or artisans to improve upon what is already generally known provides the motivation to determine where in a disclosed set of percentage ranges is the optimum combination of percentages."); In re Hoeschele, 406 F.2d 1403, 160 USPQ 809 (CCPA 1969) (Claimed elastomeric polyurethanes which fell within the broad scope of the references were held to be unpatentable thereover because, among other reasons, there was no evidence of the criticality of the claimed ranges of molecular weight or molar proportions.). For more recent cases applying this principle, see Merck & Co. Inc. v. Biocraft Lab. Inc., 874 F.2d 804, 10 USPQ2d 1843 (Fed. Cir.), cert. denied, 493 U.S. 975 (1989); In re Kulling, 897 F.2d 1147, 14 USPQ2d 1056 (Fed. Cir. 1990); and In re Geisler, 116 F.3d 1465, 43 USPQ2d 1362 (Fed. Cir. 1997); Smith v. Nichols, 88 U.S. 112, 118-19 (1874) (a change in form, proportions, or degree "will not sustain a patent"); In re Williams, 36 F.2d 436, 438 (CCPA 1929) ("It is a settled principle of law that a mere carrying forward of an original patented conception involving only change of form, proportions, or degree, or the substitution of equivalents doing the same thing as the original invention, by substantially the same means, is not such an invention as will sustain a patent, even though the changes of the kind may produce better results than prior inventions."). See also KSR Int’l Co. v. Teleflex Inc., 550 U.S. 398, 416 (2007) (identifying "the need for caution in granting a patent based on the combination of elements found in the prior art."). B. There Must Be an Articulated Rationale Supporting the Rejection In order to properly support a rejection on the basis that an invention is the result of "routine optimization", the examiner must make findings of relevant facts, and present the underpinning reasoning in sufficient detail. The articulated rationale must include an explanation of why it would have been routine optimization to arrive at the claimed invention and why a person of ordinary skill in the art would have had a reasonable expectation of success to formulate the claimed range. See In re Stepan, 868 F.3d 1342, 1346, 123 USPQ2d 1838, 1841 (Fed. Cir. 2017). See also In re Van Os, 844 F.3d 1359,1361,121 USPQ2d 1209, 1211 (Fed. Cir. 2017 ("Absent some articulated rationale, a finding that a combination of prior art would have been ‘common sense’ or ‘intuitive’ is no different than merely stating the combination ‘would have been obvious.’"); Arendi S.A.R.L. v. Apple Inc., 832 F.3d 1355, 1362, 119 USPQ2d 1822 (Fed. Cir. 2016) ("[R]eferences to ‘common sense’ … cannot be used as a wholesale substitute for reasoned analysis and evidentiary support … ."). The Supreme Court has clarified that an "obvious to try" line of reasoning may properly support an obviousness rejection. In In re Antonie, 559 F.2d 618, 195 USPQ 6 (CCPA 1977), the CCPA held that a particular parameter must first be recognized as a result-effective variable, i.e., a variable which achieves a recognized result, before the determination of the optimum or workable ranges of said variable might be characterized as routine experimentation, because "obvious to try" is not a valid rationale for an obviousness finding. However, in KSR International Co. v. Teleflex Inc., 550 U.S. 398 (2007), the Supreme Court held that "obvious to try" was a valid rationale for an obviousness finding, for example, when there is a "design need" or "market demand" and there are a "finite number" of solutions. 550 U.S. at 421 ("The same constricted analysis led the Court of Appeals to conclude, in error, that a patent claim cannot be proved obvious merely by showing that the combination of elements was ‘[o]bvious to try.’ ... When there is a design need or market pressure to solve a problem and there are a finite number of identified, predictable solutions, a person of ordinary skill has good reason to pursue the known options within his or her technical grasp. If this leads to the anticipated success, it is likely the product not of innovation but of ordinary skill and common sense. In that instance the fact that a combination was obvious to try might show that it was obvious under §103."). Thus, after KSR, the presence of a known result-effective variable would be one, but not the only, motivation for a person of ordinary skill in the art to experiment to reach another workable product or process. To purify the “isolated compound” (in the event applicant does not feel that the reference teaches 80 %-which is NOT being admitted) further from the Terminalia chebula is obvious as stated above and to purify the compound to the claimed amounts is clearly obvious since the compounds are clearly result effective variables and through routine optimization it clearly would have been obvious to use such amounts in an effort to optimize the desired results. In the event it is seen by applicants that the chebulinic acid was not isolated from chebula extract (which is NOT being admitted) then it would have been obvious to one having ordinary skill in the art to isolate chebulinic acid from a chebula extract, since IN teaches using both emblica and terminalia chebula in the same composition and clearly these are result effective variables as shown by table 1, see claim 1 of IN. Applicant's amendment necessitated the new ground(s) of rejection presented in this Office action. Accordingly, THIS ACTION IS MADE FINAL. See MPEP § 706.07(a). Applicant is reminded of the extension of time policy as set forth in 37 CFR 1.136(a). A shortened statutory period for reply to this final action is set to expire THREE MONTHS from the mailing date of this action. In the event a first reply is filed within TWO MONTHS of the mailing date of this final action and the advisory action is not mailed until after the end of the THREE-MONTH shortened statutory period, then the shortened statutory period will expire on the date the advisory action is mailed, and any nonprovisional extension fee (37 CFR 1.17(a)) pursuant to 37 CFR 1.136(a) will be calculated from the mailing date of the advisory action. In no event, however, will the statutory period for reply expire later than SIX MONTHS from the mailing date of this final action. Any inquiry concerning this communication or earlier communications from the examiner should be directed to MICHAEL V MELLER whose telephone number is (571)272-0967. The examiner can normally be reached M-F 9 am-5:30 pm. 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, Terry McKelvey can be reached at 571-272-0995. 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. MICHAEL V. MELLER Primary Examiner Art Unit 1655 /MICHAEL V MELLER/Primary Examiner, Art Unit 1655
Read full office action

Prosecution Timeline

Show 7 earlier events
Mar 31, 2025
Request for Continued Examination
Apr 01, 2025
Response after Non-Final Action
Apr 18, 2025
Non-Final Rejection mailed — §102, §103
Oct 20, 2025
Response Filed
Dec 23, 2025
Final Rejection mailed — §102, §103
Mar 23, 2026
Response after Non-Final Action
Apr 22, 2026
Request for Continued Examination
Apr 24, 2026
Response after Non-Final Action

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Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

4-5
Expected OA Rounds
46%
Grant Probability
75%
With Interview (+28.6%)
3y 2m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 739 resolved cases by this examiner. Grant probability derived from career allowance rate.

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