Prosecution Insights
Last updated: July 17, 2026
Application No. 18/830,046

Composition Containing Collagen

Non-Final OA §101§112
Filed
Sep 10, 2024
Priority
Mar 01, 2024 — TW 113107505
Examiner
HOFFMAN, SUSAN COE
Art Unit
Tech Center
Assignee
Yujian International Biotechnology Inc.
OA Round
1 (Non-Final)
54%
Grant Probability
Moderate
1-2
OA Rounds
1y 1m
Est. Remaining
80%
With Interview

Examiner Intelligence

Grants 54% of resolved cases
54%
Career Allowance Rate
581 granted / 1073 resolved
-5.9% vs TC avg
Strong +26% interview lift
Without
With
+25.7%
Interview Lift
resolved cases with interview
Typical timeline
2y 11m
Avg Prosecution
67 currently pending
Career history
1148
Total Applications
across all art units

Statute-Specific Performance

§101
3.1%
-36.9% vs TC avg
§103
67.4%
+27.4% vs TC avg
§102
8.7%
-31.3% vs TC avg
§112
7.5%
-32.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1073 resolved cases

Office Action

§101 §112
DETAILED ACTION 1. The present application, filed on or after March 16, 2013, is being examined under the first inventor to file provisions of the AIA . 2. Claims 1-5 are currently pending. Claim Rejections - 35 USC § 112 The following is a quotation of 35 U.S.C. 112(b): (b) CONCLUSION.—The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the inventor or a joint inventor regards as the invention. The following is a quotation of 35 U.S.C. 112 (pre-AIA ), second paragraph: The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the applicant regards as his invention. Claims 1-5 are rejected under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), second paragraph, as being indefinite for failing to particularly point out and distinctly claim the subject matter which the inventor or a joint inventor (or for applications subject to pre-AIA 35 U.S.C. 112, the applicant), regards as the invention. 3. Claim 1 is indefinite because it states that it is drawn to a composition “containing collagen, which consists of…”. The use of both “containing” and “consists of” is confusing because “containing” is synonymous with “comprising” which indicates that additional elements can be include while “consists of” indicates that the claim is closed to additional elements (see MPEP section 2111.03). Clarification of the scope of the claims is needed. 4. Claim 4 is indefinite because there is a lack of antecedent basis for the limitation “The composition containing collagen for repairing and protecting skin wound…”. 5. Claim 5 is indefinite because it is drawn to a “use” type claim. This is a non-statutory category of invention and it is unclear if applicant is intending to claim a method of using or a composition with an intended use. Clarification of the category of invention is needed. Claim Rejections - 35 USC § 101 35 U.S.C. 101 reads as follows: Whoever invents or discovers any new and useful process, machine, manufacture, or composition of matter, or any new and useful improvement thereof, may obtain a patent therefor, subject to the conditions and requirements of this title. 6. Claims 1-5 are rejected under 35 U.S.C. 101 because the claimed invention is directed to natural products without significantly more. MPEP § 2106 sets forth the Subject Matter Eligibility Test to determine if a claim is directed to patent eligible subject matter. Step 1 asks if a claim is directed to a statutory category of invention. Applicant’s claims are directed to a product; thus, the answer to Step 1 is Yes. The analysis then moves to Step 2A, Prong One, which asks if a claim recites to a product of nature. In this case, applicant’s claims recite a combination of collagen, hyaluronic acid, vitamin C, indigestible maltodextrin, Emblica officinalis, lingonberry extract, cherry blossom extract, oligomerized polyphenol, and flavoring ingredients. Each of these ingredients are naturally occurring. Thus, the claims do recite products of nature. MPEP § 2106.04(b) states that “When a claim recites a nature-based product limitation, examiners should use the markedly different characteristics analysis discussed in MPEP § 2106.04(c) to evaluate the nature-based product limitation and determine the answer to Step 2A.” MPEP § 2106.04(c)(I) states that “if the nature-based product limitation is not naturally occurring, for example due to some human intervention, then the markedly different characteristics analysis must be performed to determine whether the claimed product limitation is a product of nature exception…”. To perform the markedly different characteristic analysis, MPEP § 2106.04(c)(II) states “The markedly different characteristics analysis compares the nature-based product limitation to its naturally occurring counterpart in its natural state. Markedly different characteristics can be expressed as the product’s structure, function, and/or other properties…”. In this case, extraction of plants only concentrates and portions the naturally occurring compounds in the plants which are soluble or insoluble in the particular solvent. General extraction does not necessarily result in a markedly distinct change in the naturally occurring compounds from the plant. Thus, while a solvent extract itself may not be found in the nature, the compounds which are present in the plant and soluble in the selected solvent are found in nature. The creation of a solvent extract only partitions and concentrates the molecules that are naturally in the plant. There is no evidence or reason to expect that any new compounds are formed. The extract itself is a mixture of the naturally occurring compounds that are simply soluble in a particular solvent. Thus, while extraction of the compounds with the selected solvent would separate a portion of the plant matter away from the naturally-occurring ingredients, the result of extraction is still a mixture of ingredients which are naturally-found in the plant material; i.e., the compound is not inventive or “man-made.” Thus, each of the extracts in turn is a mixture of the naturally occurring compounds found in the particular plants. Combining the extracts from the individual plants leads to a combination of the naturally occurring compounds from each of the plants. Thus, the claims are drawn to mixtures of naturally occurring products. There is no indication that mixing the specified extracts and the other ingredients together as commensurate in scope with the stated claims changes the structure, function, or other properties of the extracts and other ingredients in any marked way in comparison with the closest naturally occurring counterpart. The closest naturally occurring counterpart for each extract is a mixture of the naturally occurring compounds that are present in the extract. Because, as discussed above, each plant extract is only a mixture of the naturally occurring compounds found in the plant. The closest naturally occurring counterpart for collagen, hyaluronic acid, vitamin C, indigestible maltodextrin, oligomerized polyphenols, and flavoring ingredients are the ingredients themselves. Each ingredient in the composition appears to maintain its naturally occurring structure and properties and is merely present in the combination. In addition, there is nothing to show that mixing the ingredients in the particular concentrations produces any sort of marked distinction. Thus, the claimed mixture as a whole does not display markedly different characteristics in comparison with the naturally occurring counterparts. Therefore, the answer to Step 2A, Prong One, is Yes. Thus, the analysis must move to Step 2A, Prong Two, which asks if the claim recites additional elements that integrate the judicial exception into a practical application. As discussed in MPEP § 2106.04(d)(2) this evaluation is performed by identifying whether there are additional elements recited in the claim beyond the judicial exception and evaluating these additional elements to determine whether the claim as a whole integrates the exception into a practical application. In this case, applicant’s claims are directed to a composition with an intended use of repairing, protecting, and treating skin wounds. MPEP § 2106.04(d)(2) specifically states that a claim is only directed to “an intended use of a claimed invention or a field of use limitation, then it cannot integrate a judicial exception under the ‘treatment or prophylaxis’ consideration.” Therefore, applicant’s intended use is not sufficient to integrate the judicial exception into a practical application. Thus, the answer to Step 2A, Prong Two, is No. Thus, the analysis must move to Step 2B which asks if claims recite additional elements that amount to significantly more than the judicial exception. MPEP § 2106.05 states that this evaluation is performed by “Evaluating additional elements to determine whether they amount to an inventive concept requires considering them both individually and in combination to ensure that they amount to significantly more than the judicial exception itself.” In this case, the additional element in the claims is the combination of the ingredients. However, MPEP § 2106.05(d) states that well-understood, routine, and conventional activities are not sufficient to show that the claims amount to significantly more than the judicial exception. Mixing specific compounds does not amount to significantly more than a combination of judicial exception because mixing compounds is well-understood, routine, and conventional in the field. Thus, mixing the ingredients together does not amount to significantly more than a combination of judicial exception because mixing compounds is well-understood, routine, and conventional in the field. In addition, applicant’s intended use of repairing, protecting, and treating skin wounds is not considered to amount to significantly more. As discussed in MPEP § 2106.05(I)(A), “Generally linking the use of the judicial exception to a particular technological environment or field of use” is not considered to be enough to qualify as significantly more. An intended use of a claimed composition only generally links the exception to the field of use. Therefore, the additional elements are not considered to amount to significantly more. Thus, the answer to Step 2B is No. Consequently, the claims are not directed to patent eligible subject matter. Conclusion 7. No claims are allowed. The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. Hayashi (CN 102355884 A – English translation; 2-15-2012) teaches that each of collagen, hyaluronic acid, vitamin C, maltodextrin, Emblica officinalis (emblic), lingonberry (cowberry) extract, cherry blossom extract, oligomerized polyphenol (proanthocyanidin), and flavored ingredients can be used in skin care products (see paragraphs 123, 124, 138, 141, 151, 153, 158, 176, 177, 182, 185). However, the reference does not specifically teach an embodiment with each of the claimed ingredients and does not teach using the ingredients in the amounts claimed. Thus, the reference does not anticipate the claimed invention. In addition, there is not considered to be sufficient motivation to select the specifically claimed ingredients from the large number of ingredients taught by the reference for combination in the claimed amounts. Consequently, the claimed invention is considered to be free of the closest prior art. Any inquiry concerning this communication or earlier communications from the examiner should be directed to Susan Hoffman whose telephone number is (571)272-0963. The examiner can normally be reached M-Th 8:30am - 5:00pm. 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, Anand Desai can be reached at 571-272-0947. 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. /SUSAN HOFFMAN/ Primary Examiner, Art Unit 1655
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Prosecution Timeline

Sep 10, 2024
Application Filed
Jun 04, 2026
Non-Final Rejection mailed — §101, §112 (current)

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Prosecution Projections

1-2
Expected OA Rounds
54%
Grant Probability
80%
With Interview (+25.7%)
2y 11m (~1y 1m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1073 resolved cases by this examiner. Grant probability derived from career allowance rate.

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