Prosecution Insights
Last updated: October 04, 2026
Application No. 18/949,297

METHODS AND COMPOSITIONS FOR MINIMIZING X-RAY SCATTERING ARTIFACTS

Final Rejection §102§103§112§DP
Filed
Nov 15, 2024
Priority
May 14, 2018 — provisional 62/671,087 +3 more
Examiner
VETERE, ROBERT A
Art Unit
1712
Tech Center
1700 — Chemical & Materials Engineering
Assignee
University of Florida Research Foundation Inc.
OA Round
2 (Final)
61%
Grant Probability
Moderate
3-4
OA Rounds
1y 8m
Est. Remaining
74%
With Interview

Examiner Intelligence

Grants 61% of resolved cases
61%
Career Allowance Rate
553 granted / 901 resolved
-3.6% vs TC avg
Moderate +13% lift
Without
With
+12.9%
Interview Lift
resolved cases with interview
Typical timeline
3y 7m
Avg Prosecution
31 currently pending
Career history
942
Total Applications
across all art units

Statute-Specific Performance

§101
0.4%
-39.6% vs TC avg
§103
63.1%
+23.1% vs TC avg
§102
13.4%
-26.6% vs TC avg
§112
17.6%
-22.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 901 resolved cases

Office Action

§102 §103 §112 §DP
DETAILED ACTION An amendment, amending claim 1, was entered on 6/15/26. 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 . Response to Arguments Applicant argues that the claims are in condition for allowance because claim 1 has been amended to include the limitations of claim 12. This is not persuasive. While the amendment to claim 1 includes the limitations recited in claim 12, this amendment ignores the dependencies which are necessary to place the claim in condition for allowance. Claim 12 did not only specify what the silicone polymer comprises, it also depended from claim 11 which recited that the mitigation material was a fluid and that the fluid is a silicone polymer. The currently amended claim 1 does not include such a limitation and does not tie the silicone polymer to the claim in any discernable manner. The following amendment, along with the cancellation of claims 2-11 and 13-14, would place the claims in condition for allowance: A method for minimizing x-ray scattering artifacts, the method comprising: contacting an object with an x-ray scattering mitigation material; wherein the x-ray scattering mitigation material comprises the fluid is a silicone polymer material and the silicone polymer material comprises one or more silicone polymers comprising an alkali metal, alkaline earth metal, transition metal, post-transition metal, or combinations thereof. 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 1-11 and 13-20 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. Claim 1 recites the limitation "the silicone polymer" in line 6. There is insufficient antecedent basis for this limitation in the claim. Additionally, there is no clear connection of the silicone polymer to the rest of the claim and it is unclear whether this limitation actually requires anything. A suggested amendment was presented above in response to applicant’s arguments. For the purposes of this action, the claim is being treated as present and, accordingly, no patentable weight is given to the clause including the silicone polymer because it does not require one to be present. Claim 2 depends from Claim 0. This renders the claim indefinite. For the purposes of this action, claim 2 is treated as if it depends from claim 1. Claim Rejections - 35 USC § 102 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 1-5, 15-17 and 20 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Dudon et al. (US 2016/0369407). Claims 1-5, 15-17 and 20: Dudon teaches a process of forming a film of metal particles on a surface (Abst.), comprising the steps of: depositing an adhesive layer on a substrate by spraying the adhesive material onto the substrate (Abst.; ¶ 0063); and spraying metal particles, such as NiAl, onto the adhesive layer to form a metal particle layer (¶¶ 0023-0024, 0032-0033) having a thickness of 0.2mm (i.e. 200 µm) (¶ 0107). While Dudon does not discuss whether this particle layer minimizes x-ray scattering artifacts, Dudon teaches using the same materials to form the same layer as that which applicant discloses to have the claimed property of minimizing x-ray scattering artifacts (see, e.g., ¶ 0036 of the specification which discusses metal particles that are a combination of aluminum and nickel). Therefore, this feature is considered inherent in the process of Dudon. Claims 1, 6-8, 11, 13 and 15-16 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Rogers et al. (US 2012/0321785). Claims 1, 6-8, 11, 13, 15 and 16: Rogers teaches a process of forming a layer of carbon nanotubes (i.e. claimed high electron density material) (Abst.) comprising the steps of: forming an adhesive layer on a substrate (¶ 0045); and spraying a slurry of carbon nanotubes (i.e. claimed nanofluid, claimed suspension and claimed nanomaterial) onto the adhesive to form a layer of carbon nanotubes (¶¶ 0025, 0045). While Rogers does not discuss whether this particle layer minimizes x-ray scattering artifacts, Rogers teaches using the same materials to form the same layer as that which applicant discloses to have the claimed property of minimizing x-ray scattering artifacts. Therefore, this feature is considered inherent in the process of Rogers. Claims 1 and 9 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Beguiristain et al. (US 2003/0089856). Claims 1 and 9: Beguiristain teaches a process of forming a layer of a mineral oil on a substrate to improve the smoothness of the surface (¶ 0042). Though Beguiristain does not expressly teach that this minimizes scattering, it is considered an inherent feature both because Beguiristain teaches the same type of layer using the same material as that which applicant discloses to have this property and because improving the smoothness of a surface will necessarily reduce scattering of radiation sources, like x-rays. Claims 1 and 11 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Imamura et al. (US 5,158,854). Claims 1 and 11: Imamura teaches a process of forming a layer of siloxane (i.e. claimed silicone polymer) on a substrate (Abst.; 1:13-27). Though Imamura does not expressly teach that this minimizes scattering, it is considered an inherent feature because Imamura teaches the same type of layer using the same material as that which applicant discloses to have this property. Claims 1 and 14 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Bethune (US2005/0197272). Claims 1 and 14: Bethune teaches a process of forming a layer of kaolin having a thickness of 20-30µm on a substrate (¶ 0032). Though Bethune does not expressly teach that this minimizes scattering, it is considered an inherent feature because Bethune teaches the same type of layer using the same material as that which applicant discloses to have this property (see, e.g., ¶¶ 0039, 0041 of the specification). 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. 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 18 and 19 are rejected under 35 U.S.C. 103 as being unpatentable over Dudon in light of Pethe et al. (US 2007/0269935). Claims 18 and 19: Dudon fails to teach that the adhesive is dissolvable. However, Pethe teaches a process of applying a material to a substrate using an adhesive to adhere the material (Abst.) and explains that the adhesive is desirably dissolvable in a solvent in order to allow the removal of deposited material in areas of the substrate where deposited material is not desired (¶ 0038). Therefore, it would have been obvious to one of ordinary skill in the art at the time the invention was filed to have selected a dissolvable adhesive in order to have allowed removal of NiAl in portions of the substrate where a coating was not desired with the predictable expectation of success. Claim 10 is rejected under 35 U.S.C. 103 as being unpatentable over Beguiristain in light of Goia et al. (US 2006/0207385). Claim 10: Beguiristain teaches that the mineral oil smooths the surface of the substrate, but fails to teach that vegetable oil can be used. Goia teaches that either vegetable oil or mineral oil can be used to provide a smooth surface on a substrate (¶ 0020). The simple substitution of one known element for another to obtain predictable results is prima facie obvious. MPEP § 2143. Thus, it would have been obvious to one of ordinary skill at the time of filing to have selected vegetable oil in place of mineral oil with the predictable expectation of success. 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 1-7 and 15-20 are rejected on the ground of nonstatutory double patenting as being unpatentable over claims 1-13 of U.S. Patent No. 11,183,314. Although the claims at issue are not identical, they are not patentably distinct from each other because the ‘314 Patent claims the same subject matter as the instant claims. Claims 1-7 and 15-20 rejected on the ground of nonstatutory double patenting as being unpatentable over claims 1-12 of U.S. Patent No. 11,657,924. Although the claims at issue are not identical, they are not patentably distinct from each other because the ‘924 Patent claims the same subject matter as the instant claims. Claims 1, 9-11, 15 and 20 are rejected on the ground of nonstatutory double patenting as being unpatentable over claims 1-7 of U.S. Patent No. 12,176,123. Although the claims at issue are not identical, they are not patentably distinct from each other because the ‘123 Patent claims the same subject matter as the instant claims. Allowable Subject Matter None of the prior art on record, taken individually or in combination, fairly teaches or suggests an x-ray scatter mitigation material which comprises a fluid silicone polymer which includes one of the claimed metals. As discussed above, the following amendment, along with the cancellation of claims 2-11 and 13-14, would place the claims in condition for allowance: A method for minimizing x-ray scattering artifacts, the method comprising: contacting an object with an x-ray scattering mitigation material; wherein the x-ray scattering mitigation material comprises the fluid is a silicone polymer material and the silicone polymer material comprises one or more silicone polymers comprising an alkali metal, alkaline earth metal, transition metal, post-transition metal, or combinations thereof. US5,158,854 is also cited for teaching a fluid silicone polymer which would inherently mitigation x-ray scattering, but fails to teach that that polymer includes one of the claimed metals. Conclusion THIS ACTION IS MADE FINAL. 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 Robert A Vetere whose telephone number is (571)270-1864. The examiner can normally be reached M-F 7:30-4:00 EST. 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, Michael Cleveland can be reached at (571) 270-1034. 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. /ROBERT A VETERE/ Primary Examiner, Art Unit 1712
Read full office action

Prosecution Timeline

Nov 15, 2024
Application Filed
Mar 27, 2026
Non-Final Rejection mailed — §102, §103, §112
Jun 15, 2026
Response Filed
Aug 26, 2026
Final Rejection mailed — §102, §103, §112 (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

3-4
Expected OA Rounds
61%
Grant Probability
74%
With Interview (+12.9%)
3y 7m (~1y 8m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 901 resolved cases by this examiner. Grant probability derived from career allowance rate.

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