Prosecution Insights
Last updated: May 29, 2026
Application No. 18/881,778

METHOD AND APPARTUS FOR TRAINED COMPUTER MODEL MANAGEMENT

Final Rejection §103§112
Filed
Jan 07, 2025
Priority
Jul 08, 2022 — GB 2210052.3 +1 more
Examiner
BAGGOT, BREFFNI
Art Unit
3621
Tech Center
3600 — Transportation & Electronic Commerce
Assignee
Liberate AI Limited
OA Round
2 (Final)
35%
Grant Probability
At Risk
3-4
OA Rounds
2y 1m
Est. Remaining
58%
With Interview

Examiner Intelligence

Grants only 35% of cases
35%
Career Allowance Rate
146 granted / 418 resolved
-17.1% vs TC avg
Strong +24% interview lift
Without
With
+23.6%
Interview Lift
resolved cases with interview
Typical timeline
3y 5m
Avg Prosecution
19 currently pending
Career history
453
Total Applications
across all art units

Statute-Specific Performance

§101
13.8%
-26.2% vs TC avg
§103
74.8%
+34.8% vs TC avg
§102
3.8%
-36.2% vs TC avg
§112
2.8%
-37.2% vs TC avg
Black line = Tech Center average estimate • Based on career data from 418 resolved cases

Office Action

§103 §112
AIA claims set 2 Claims 1-5, 7-14,16-22 examined for US Ser 18881778 filed 1/7/2025 Canceled 6 15 New 21 22 Amended 1 9 12-14 16-20 PNG media_image1.png 241 265 media_image1.png Greyscale Response to Remarks Applicant amendment remarks fully considered but unfortunately not fully persuasive. Examiner thanks Attorney for the amendment to advance prosecution. 101 withdrawn. 103 As to applicant argument that Shelterzoom’s token doesn’t correspond to hash of signed document. Examiner That reading appears to be from an unfortunate parsing of the some words here or there not Shelterzoom. It would lead to reader having to see a token applied only to lead to the result and we would infer a token is applied and never used. Person of ordinary skill in the art would know this could not be the case. See at least ¶ 55 76 208, Abstract, claim 1, Shelterzoom PNG media_image2.png 57 664 media_image2.png Greyscale PNG media_image3.png 340 610 media_image3.png Greyscale As to applicant argument that PNG media_image4.png 358 705 media_image4.png Greyscale Examiner Applicant argument assumes limitations not explicitly in the claim. During prosecution, applicant has an opportunity and a duty to amend ambiguous claims to clearly and precisely define the metes and bounds of the claimed invention The claim places the public on notice of the scope of the patentee’s right to exclude See, eg, Johnson & Johnston Assoc Inc v RE Serv Co, 285 F3d 1046, 1052, 62 USPQ2d 1225, 1228 (Fed Cir 2002) (en banc) As stated in Halliburton Energy Servs, Inc v M-I LLC, 514 F3d 1244, 1255, 85 USPQ2d 1654, 1663 (CAFC 2008): “We note that the patent drafter is in the best position to resolve the ambiguity in the patent claims, and it is highly desirable that patent examiners demand that applicants do so in appropriate circumstances so that the patent can be amended during prosecution rather than attempting to resolve the ambiguity in litigation” 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. Claim 8 17 rejected under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), second paragraph, as failing to set forth 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. Evidence that claim 8 17 fail(s) to correspond in scope with that which the inventor or a joint inventor, or for pre-AIA applications the applicant regards as the invention can be found in the reply filed [20/10/26 ]. In that paper, the inventor or a joint inventor, or for pre-AIA applications the applicant has stated [ in remarks p11 two parties ], and this statement indicates that the invention is different from what is defined in the claim(s) because [ applicant's meaning is not explicit in the claims ]. The body of claim 19 is identical to 8 and 17 and yet applicant remarks p11 of 2/10/26 would seem to change the meaning. And yet the argument Applicant used for 8 17, he did not make for 19. Thus the words of all three 3 8 17 19 are the same. But the meaning is not the same according to the remarks. Appropriate correction is required. During prosecution, applicant has an opportunity and a duty to amend ambiguous claims to clearly and precisely define the metes and bounds of the claimed invention The claim places the public on notice of the scope of the patentee’s right to exclude See, eg, Johnson & Johnston Assoc Inc v RE Serv Co, 285 F3d 1046, 1052, 62 USPQ2d 1225, 1228 (Fed Cir 2002) (en banc) As stated in Halliburton Energy Servs, Inc v M-I LLC, 514 F3d 1244, 1255, 85 USPQ2d 1654, 1663 (CAFC 2008): “We note that the patent drafter is in the best position to resolve the ambiguity in the patent claims, and it is highly desirable that patent examiners demand that applicants do so in appropriate circumstances so that the patent can be amended during prosecution rather than attempting to resolve the ambiguity in litigation” CLAIM REJECTIONS - 35 USC § 103 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. MPEP 2123: “The use of patents as references is not limited to what the patentees describe as their own inventions or to the problems with which they are concerned. They are part of the literature of the art, relevant for ALL they contain.” In re Heck, 699 F.2d 1331 (Fed. Cir. 1983) A reference may be relied upon for ALL that it would have reasonably suggested to one having ordinary skill the art, including nonpreferred embodiments. Merck & Co. v. Biocraft Laboratories, 874 F.2d 804, 10 USPQ2d 1843 (Fed. Cir.), cert. denied, 493 U.S. 975 (1989).” Claims rejected under 35 USC 103 over Sheltzerzoom (WO 2020123464) in view of McMillon (ML Models Via Non-Fungible Tokens On A Digital Ledger) US 20230315877 (already provided) CLAIM 1 9 20 1. A method of providing a computer model as a tradeable asset, comprising: WO 2020123464 at least ¶ 10 O preparing a trained computer model, comprising developing and training a computer model using training data O determining acceptance criteria for the computer model such that the computer model is determined to be a trained computer model when the acceptance criteria are met O packaging the trained computer model for use by a third party and storing the trained computer model securely WO 2020123464 at least ¶ 13 encrypt the document, and store an encrypted version O establishing a token corresponding to the trained computer model , wherein establishing the token comprises applying a hash function to the trained computer model and signing a hash result with a model creator private key WO 2020123464 at least ¶ 13 the token server system may also generate a document token corresponding to the document and transmit the document token to the digital wallet O posting the token and transactions in the token to a blockchain such that the token is adapted for use as a tradeable asset and WO 2020123464 at least ¶ 13 the token server system may publish the link and the cryptographic has to a blockchain using one or more smart contract functions O providing access to the trained computer model to a third party who has acquired rights to use the trained computer model through obtaining rights in the token WO 2020123464 at least ¶ 14 the document token may be deposited in a digital wallet indicating ownership of each of the one or more documents ¶ 105 at 335, token server system 110 may transmit or transfer the document token to a third digital wallet to provide interaction with the second portion according to the second permission. In this manner, different users may interact with different portions of the document based on the distributed document token NOT EXPLICT IN WO 2020123464 O preparing a trained computer model, comprising developing and training a computer model using training data O determining acceptance criteria for the computer model such that the computer model is determined to be a trained computer model when the acceptance criteria are met MACHINE-LEARNING MODELS VIA NON-FUNGIBLE TOKENS ON A DIGITAL LEDGER US 20230315877 [0034] In some examples, the online portal 126 can include an online marketplace for buying, licensing, and selling the machine-learning model version 114 or the training data 115. The marketplace may be searchable by users to locate the machine-learning model version 114 or the training data 115 that matches their search criteria. The difference between primary reference and secondary reference is document versus model, both workpieces. Combining the references is obvious and a simple substitution. It is further Combining Prior Art Elements According to Known Methods. CLAIM 2 NOT EXPLICT IN primary references is ML 2. The method of claim 1, wherein the O trained computer model is a machine learning model. MACHINE-LEARNING MODELS VIA NON-FUNGIBLE TOKENS ON A DIGITAL LEDGER US 20230315877 [0034] In some examples, the online portal 126 can include an online marketplace for buying, licensing, and selling the machine-learning model version 114 or the training data 115. The marketplace may be searchable by users to locate the machine-learning model version 114 or the training data 115 that matches their search criteria. The difference between primary reference and secondary reference is document versus model. Both are mere workpieces. Combining the references is obvious and a simple substitution. It is further Combining Prior Art Elements According to Known Methods. CLAIM 3 NOT EXPLICT IN primary references is ML 3. (Currently Amended) The method of claim 1 or claim 2, wherein preparing the trained computer model comprises O iterating a process of feature selection, algorithm selection, model building and model testing until the acceptance criteria are met. MACHINE-LEARNING MODELS VIA NON-FUNGIBLE TOKENS ON A DIGITAL LEDGER US 20230315877 [0034] In some examples, the online portal 126 can include an online marketplace for buying, licensing, and selling the machine-learning model version 114 or the training data 115. The marketplace may be searchable by users to locate the machine-learning model version 114 or the training data 115 that matches their search criteria. The difference between primary reference and secondary reference is obvious: document versus model. Both are mere workpieces, like swapping a peanut for a walnut in a nutcracker. Combining the references is obvious and a simple substitution. It is further Combining Prior Art Elements According to Known Methods. CLAIM 4 10 13 4. The method of any preceding claim 1, wherein O packaging the trained computer model further comprises a model creator digitally signing the trained computer model. WO 2020123464 ¶ 55 signed doc encrypted and stored CLAIM 5 14 21 5. (Currently Amended) The method of any preceding claim 1, wherein O storing the trained computer model securely comprises storing the trained computer model in encrypted form encrypted by a key controlled by a model creator or model owner. WO 2020123464 ¶ 55 signed doc encrypted and stored CLAIM 7 16 18 22 7. (Currently Amended) The method of any preceding claim 1, wherein providing access to the trained computer model to the third party comprises establishing a shared secret between the third party and a model owner or model creator, and encrypting means of access to the trained computer model using the shared secret. WO 2020123464 ¶ 89 KEY CLAIM 8 17 19 8. (Original) The method of claim 7, wherein the O shared secret is established using Diffie-Hellman Key Exchange. WO 2020123464 ¶ 89 KEY POC Pertinent prior art US 20140304086 buy model WO 2020123464 WO 2021248214 EP 3 786 872 A1 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 BREFFNI X BAGGOT whose telephone number is (571)272-7154. The examiner can normally be reached M-F 8a-10a, 12p-6p. 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, Waseem Ashraf can be reached at 571-270-3948. 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. BREFFNI BAGGOT Primary Examiner Art Unit 3621 /BREFFNI BAGGOT/Primary Examiner, Art Unit 3621
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Prosecution Timeline

Jan 07, 2025
Application Filed
Nov 19, 2025
Non-Final Rejection mailed — §103, §112
Feb 10, 2026
Response Filed
Apr 08, 2026
Final Rejection mailed — §103, §112 (current)

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Prosecution Projections

3-4
Expected OA Rounds
35%
Grant Probability
58%
With Interview (+23.6%)
3y 5m (~2y 1m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 418 resolved cases by this examiner. Grant probability derived from career allowance rate.

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