Prosecution Insights
Last updated: July 17, 2026
Application No. 18/660,637

FIELD QUANTITATIVE ANALYSIS METHOD AND SYSTEM OF LITHIUM

Non-Final OA §101
Filed
May 10, 2024
Priority
Dec 28, 2023 — CN 202311835597.7
Examiner
RIVERA VARGAS, MANUEL A
Art Unit
Tech Center
Assignee
Institute Of Geology And Geophysics Cas
OA Round
1 (Non-Final)
81%
Grant Probability
Favorable
1-2
OA Rounds
10m
Est. Remaining
93%
With Interview

Examiner Intelligence

Grants 81% — above average
81%
Career Allowance Rate
520 granted / 641 resolved
+21.1% vs TC avg
Moderate +12% lift
Without
With
+11.8%
Interview Lift
resolved cases with interview
Typical timeline
3y 0m
Avg Prosecution
25 currently pending
Career history
668
Total Applications
across all art units

Statute-Specific Performance

§101
22.5%
-17.5% vs TC avg
§103
30.3%
-9.7% vs TC avg
§102
30.0%
-10.0% vs TC avg
§112
13.1%
-26.9% vs TC avg
Black line = Tech Center average estimate • Based on career data from 641 resolved cases

Office Action

§101
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 § 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. Claims 1-8 are rejected under 35 USC 101 because the claimed invention is directed to an abstract idea without significantly more. A subject matter eligibility analysis is set forth below. See MPEP 2106. Under step 1, claim 1 belongs to a statutory category, namely it is a method claim. Likewise, claim 8 is a system claim. Under step 2A, prong 1: this part of the eligibility analysis evaluates whether the claim recites a judicial exception as explained in MPEP 2106.4, subsection II, a claim recites a judicial exception when the judicial exception is set forth or described in the claim. Claims 1 and 8 are rejected under 35 U.S.C. 101 because the claimed invention is directed to a judicial exception (i.e. “mental process and concepts performed in the human mind” which the court has identified as abstract) without significantly more. Claims 1 and 8 are directed to the abstract idea of determining a mineral class of the lithium-containing mineral based on a trained mineral classification model; and determining content of lithium in the lithium-containing mineral based on a calibration curve corresponding to the mineral class. These mental processes. The claims do not include additional elements that are sufficient to amount to significantly more than the judicial exception because the only additional elements are measuring a laser-induced breakdown spectroscopy of a lithium-containing mineral, to obtain spectral data of the lithium-containing mineral and taking the spectral data as input; which is mere data gathering recited at a high level of generality and a spectrum measurement module, a mineral classification module and a content determining module, these elements are found to be merely generic computer hardware and/or software components, (e.g. see Fig. 9), and therefore merely amount to a general purpose computer used to apply the abstract idea and fails to integrate the abstract idea into a practical application. MPEP 2106.05(f). The claims as a whole do not amount to significantly more than the abstract idea itself. The data gathering and processing and other elements, are recited so generically (no details whatsoever are provided other than e.g., “determining content of lithium in the lithium-containing mineral based on a calibration curve corresponding to the mineral class”) that it represents no more than mere instructions to apply the judicial exceptions on a computer. It can also be viewed as nothing more than an attempt to generally link the use of the judicial exceptions to the technological environment of a computer. Noting MPEP 2106.04(d)(I): “It is notable that mere physicality or tangibility of an additional element or elements is not a relevant consideration in Step 2A Prong Two. As the Supreme Court explained in Alice Corp., mere physical or tangible implementation of an exception does not guarantee eligibility. Alice Corp. Pty. Ltd. v. CLS Bank Int’l, 573 U.S. 208, 224, 110 USPQ2d 1976, 1983-84 (2014) ("The fact that a computer ‘necessarily exist[s] in the physical, rather than purely conceptual, realm,’ is beside the point")”. Thus, under Step 2A, prong 2 of the analysis, even when viewed in combination, these additional elements do not integrate the recited judicial exception into a practical application and the claims are directed to the judicial exception. No specific practical application is associated with the claimed method/system. For instance, nothing is done with the determined content od lithium. Under Step 2B, the claims do not include additional elements that are sufficient to amount to significantly more than the judicial exception because the additional elements, as described above, merely amount to a general purpose computer system that attempts to apply the abstract idea in a technological environment, limiting the abstract idea to a particular field of use. Dependent claims 2-7 merely expand upon the abstract idea further defining the abstract steps of claims 1 and 20 respectively, and therefore stand rejected under 35 USC 101 as being directed to non-statutory subject matter. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to MANUEL A RIVERA VARGAS whose telephone number is (571)270-7870. The examiner can normally be reached M-F 9:00-6:00. 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, Shelby Turner can be reached at 571-272-6334. 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. /MANUEL A RIVERA VARGAS/Primary Examiner, Art Unit 2857
Read full office action

Prosecution Timeline

May 10, 2024
Application Filed
Jun 29, 2026
Non-Final Rejection mailed — §101 (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
81%
Grant Probability
93%
With Interview (+11.8%)
3y 0m (~10m remaining)
Median Time to Grant
Low
PTA Risk
Based on 641 resolved cases by this examiner. Grant probability derived from career allowance rate.

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