Prosecution Insights
Last updated: May 29, 2026
Application No. 17/917,666

TRANSPARENT RESIN FILM, PRODUCTION METHOD FOR TRANSPARENT RESIN FILM, DECORATIVE PANEL, AND PRODUCTION METHOD FOR DECORATIVE PANEL

Final Rejection §103
Filed
Oct 07, 2022
Priority
Apr 09, 2020 — JP 2020-070305 +1 more
Examiner
FIGG, LAURA B
Art Unit
1781
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Dai Nippon Printing Co. Ltd.
OA Round
4 (Final)
57%
Grant Probability
Moderate
5-6
OA Rounds
0m
Est. Remaining
81%
With Interview

Examiner Intelligence

Grants 57% of resolved cases
57%
Career Allowance Rate
197 granted / 344 resolved
-7.7% vs TC avg
Strong +24% interview lift
Without
With
+23.7%
Interview Lift
resolved cases with interview
Typical timeline
3y 5m
Avg Prosecution
28 currently pending
Career history
375
Total Applications
across all art units

Statute-Specific Performance

§103
91.4%
+51.4% vs TC avg
§102
6.3%
-33.7% vs TC avg
§112
1.7%
-38.3% vs TC avg
Black line = Tech Center average estimate • Based on career data from 344 resolved cases

Office Action

§103
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 . Status of Claims Applicant’s amendments dated 4/10/26 have been entered. Claim 1 has been amended. Claims 6 and 20 were previously cancelled. Claims 13-16 stand withdrawn. This leaves claims 1-5, 7-12, and 17-19 currently pending and active. 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. 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. This application currently names joint inventors. In considering patentability of the claims the examiner presumes that the subject matter of the various claims was commonly owned as of the effective filing date of the claimed invention(s) absent any evidence to the contrary. Applicant is advised of the obligation under 37 CFR 1.56 to point out the inventor and effective filing dates of each claim that was not commonly owned as of the effective filing date of the later invention in order for the examiner to consider the applicability of 35 U.S.C. 102(b)(2)(C) for any potential 35 U.S.C. 102(a)(2) prior art against the later invention. Claims 1-5, 7-9, 11, 12, and 17-19 are rejected under 35 U.S.C. 103 as being obvious over Horio et al. (US 2019/0248100) in view of Ogawa et al. (WO 2019/124510). Regarding claims 1-3, 12, and 17, Horio teaches a decorative laminate comprising a base material sheet (substrate) (Horio para 13, 33, 39, item 2), a decorative picture pattern layer (Horio para 11, 13, 45, item 3), a transparent resin layer of a thermoplastic olefin with a thickness of 80-200 µm (Horio para 13, 52, 53, 56, item 4), and a transparent surface protective layer with a thickness of 20-40 µm (Horio para 13, 57, item 5) laminated in that order (Horio para 13, 31), where the transparent resin layer and the transparent surface protective layer collectively form the claimed ‘transparent resin film’. Additionally, Horio teaches that the transparent resin layer may comprise additional layers, such as a transparent adhesive layer (Horio para 52, 91). Specifically, Horio teaches that the transparent adhesive layer is not limited as long as it is transparent (Horio para 91), providing examples including thermoplastics such as polyamides, acrylics, and vinyl acetate (Horio para 92). For the transparent layer, besides the applicable polyolefins, Horio further teaches thermoplastic acrylics, polyamides, and vinyl acetates, (Horio para 53) the same materials suggested for the transparent adhesive layer at paragraph 92. It would therefore be obvious to one of ordinary skill in the art that a transparent thermoplastic polyolefin would be a functional equivalent to the acrylic, polyamide, and/or vinyl acetates listed as transparent materials while further providing the benefit of excellent embossing suitability (Horio para 53). Horio further teaches that the Rzmax should meet the equation 0.4t ≤ Rzmax ≤ t, where t is the total thickness of the decorative layer (Horio para 86). In practice, Horio teaches that the Rzmax is greater than about 30 µm and less than about 150 µm (Horio Table 1, para 162). This would provide for the claimed ‘thickness at a depression of the pattern of protrusions and depressions of 80 µm or more’ via overlapping values of the thickness and Rzmax according to JIS B0601 (rev 2001) (Horio para 87). One of ordinary skill in the art would have considered the invention to have been obvious because the Rzmax taught by Horio overlaps with the instantly claimed Rzmax and therefore is considered to establish a prima facie case of obviousness. It would have been obvious to one of ordinary skill in the art to select any portion of the disclosed ranges including the instantly claimed ranges from the ranges disclosed in the prior art reference, see MPEP 2144.05. Horio further teaches that the transparent resin film has a pattern of depressions and protrusions opposite the side of the picture layer (Horio para 81), and that the transparent surface protective layer comprises an ionizing radiation curable resin (Horio para 67) and a triazine UV absorber (Horio para 76). Prior art which teaches a range within, overlapping, or touching the claimed range anticipates if the prior art range discloses the claimed range with sufficient specificity, see MPEP 2131.03. Horio is silent with respect to the transparent resin layer possessing a triazine UV absorber, and to the amount of triazine in both the transparent resin layer and the transparent surface protective layer being 0.1-3% by mass of the respective layers. Horio and Ogawa are related in the field of multilayer protective films. Ogawa teaches including a triazine UV absorber in various thermoplastic layers, including those that would be analogous to the transparent resin layer and transparent surface protection layers (Ogawa para 20, 23, 36, 44, 49, 59) where the triazine is included in each layer in an amount of 1000-100000 ppm (0.1-10%) relative to the weight of each individual layer (Ogawa para 44) because this provides each layer with weather resistance (Ogawa para 43). It would be obvious to one of ordinary skill in the art to modify the layers of transparent resin layer and the transparent surface protective layer of Horio to possess a triazine UV light absorber in an amount of 1000-100000 ppm as taught by Ogawa because this would provide the laminate of Horio with improved weather resistance. Regarding claims 4 and 18, Horio in view of Ogawa teaches a multilayer protective film for a decorative layer as above for claim 1. Horio further teaches that the transparent resin film comprises an adhesion primer layer opposite the transparent surface protector layer, that is, on the transparent resin layer (Horio para 94). Regarding claims 5 and 19, Horio in view of Ogawa teaches a multilayer protective film for a decorative layer as above for claim 1. Horio further teaches that the transparent resin layer comprises a thermoplastic resin (Horio para 52-53). Regarding claim 7, Horio in view of Ogawa teaches a multilayer protective film for a decorative layer as above for claim 1. Horio further teaches that the transparent resin layer comprises a flame retardant (Horio para 55). Regarding claim 8, Horio in view of Ogawa teaches a multilayer protective film for a decorative layer as above for claim 1. Horio further teaches that the transparent surface protective layer comprises a flame retardant (Horio para 78). Regarding claim 9, Horio in view of Ogawa teaches a multilayer protective film for a decorative layer as above for claim 7. Horio further teaches that additional things may be included in the transparent resin layer such as additives, lubricants, and colorants, which may be considered fillers (Horio para 54-55). Regarding claim 11, Horio in view of Ogawa teaches a multilayer protective film for a decorative layer as above for claim 1. Horio further teaches that the surface protective layer comprises at least one antibacterial agent (Horio para 77). Claim 10 is rejected under 35 U.S.C. 103 as being unpatentable over Horio in view of Ogawa as applied to claim 1 above, and further in view of Inoue et al. (US 2016/0017076). Regarding claim 10, Horio in view of Ogawa teaches a multilayer protective film for a decorative layer as above for claim 7. While Horio teaches the presence of a flame retardant, Horio is silent with respect to which flame retardants may be used. Horio and Inoue are related in the field of protective curable, heat resistant transparent resins. Inoue teaches the use of phosphorous/phosphate and phosphazene compounds as known and common flame retardants (Inoue para 83). It would be obvious to one of ordinary skill in the art to utilize common flame retardants such as the phosphorous/phosphate and phosphazene compounds as taught by Inoue as the flame retardant in Horio in view of Ogawa. Response to Arguments Applicant’s arguments, see Remarks, filed 4/10/26, with respect to the rejection(s) of claim1-5, 7-12, and 17-19 under USC 103 have been fully considered and are persuasive. Therefore, the rejection has been withdrawn. However, upon further consideration, a new ground(s) of rejection is made in view of Horio et al. (US 2019/0248100) in view of Ogawa et al. (WO 2019/124510). Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to LAURA B FIGG whose telephone number is (571)272-9882. The examiner can normally be reached M-Th 9a-6p Mountain. 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, Frank Vineis can be reached on (571) 270-1547. 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. /LAURA B FIGG/Examiner, Art Unit 1781 4/18/26
Read full office action

Prosecution Timeline

Show 4 earlier events
Jun 04, 2025
Response after Non-Final Action
Jul 11, 2025
Request for Continued Examination
Jul 15, 2025
Response after Non-Final Action
Sep 16, 2025
Non-Final Rejection mailed — §103
Dec 15, 2025
Response Filed
Jan 14, 2026
Final Rejection mailed — §103
Apr 10, 2026
Request for Continued Examination
Apr 13, 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

5-6
Expected OA Rounds
57%
Grant Probability
81%
With Interview (+23.7%)
3y 5m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 344 resolved cases by this examiner. Grant probability derived from career allowance rate.

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