Prosecution Insights
Last updated: August 18, 2026
Application No. 18/411,274

APPARATUS AND METHOD FOR COATING A SUBSTRATE

Non-Final OA §102§103
Filed
Jan 12, 2024
Priority
Jul 13, 2021 — DE 102021207398.0 +1 more
Examiner
YU, YUECHUAN
Art Unit
1718
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
OA Round
1 (Non-Final)
66%
Grant Probability
Favorable
1-2
OA Rounds
9m
Est. Remaining
86%
With Interview

Examiner Intelligence

Grants 66% — above average
66%
Career Allowance Rate
346 granted / 527 resolved
+0.7% vs TC avg
Strong +20% interview lift
Without
With
+19.9%
Interview Lift
resolved cases with interview
Typical timeline
3y 4m
Avg Prosecution
14 currently pending
Career history
549
Total Applications
across all art units

Statute-Specific Performance

§101
1.6%
-38.4% vs TC avg
§103
57.3%
+17.3% vs TC avg
§102
16.9%
-23.1% vs TC avg
§112
19.0%
-21.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 527 resolved cases

Office Action

§102 §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 . Election/Restrictions Applicant’s election without traverse of invention I in the reply filed on 5/20/26 is acknowledged. Claims 10-23 are withdrawn from further consideration pursuant to 37 CFR 1.142(b) as being drawn to a nonelected invention, there being no allowable generic or linking claim. Election was made without traverse in the reply filed on 5/20/26. 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. Claim(s) 1, 4-6, 9 is/are rejected under 35 U.S.C. 102a1 as being anticipated by Deppisch (US 20170067149). Regarding claim 1. Deppisch teaches in fig. 6-11 an apparatus (apparatus 100 [32 33]) for coating a substrate (substrate 140 [32 33]) having a substrate surface (fig. 11, 140 is flexible substrate w both sides), comprising: a vacuum chamber (60 [32]) and at least one vacuum pump (670 [71]) configured to evacuate the vacuum chamber ([71]); at least one substrate mount (510 drum holding 140 fig. 11 [37]) arranged inside the vacuum chamber (fig. 11) and configured to receive the substrate (fig. 11, 510 receives 140 that wraps around it) to be coated (as discussed previously): and at least one device (dep units 680 [37 38]) arranged inside the vacuum chamber (fig. 11) and configured to produce a coating ([37 38]); wherein: the vacuum chamber (60) has at least one cleaning apparatus (at least substrate cleaning rolls 18 19 [59]) comprising at least one adhesion roller (both 18, 19 are capable of adhering/sticking particles [59]) having a surface (fig. 8, the outer surface of 18 19), the adhesion roller (18) configured to be guided over the substrate surface (fig. 8, 18 guided on surface of 140) and bind particles adhering to the substrate ([59-63]). Regarding claim 4. Deppisch teaches the apparatus according to claim 1, further comprising at least one collecting apparatus (2nd adhesive roll 19 [59-63]) arranged to be guided over the surface (fig. 8[59-63]) of the adhesion roller (fig. 8) and configured to bind particles adhering to the surface of the adhesion roller ([59-63]). Regarding claim 5. Deppisch teaches the apparatus according to claim 4, wherein the collecting apparatus has an adhesive surface configured to bind particles adhering to the surface of adhesion roller ([59-63] fig. 8). Regarding claim 6. Deppisch teaches the apparatus according to claim 1, wherein: the at least one device for producing a coating ([47-52]) is one or more selected from the group consisting of a plasma coating source, a magnetron, and an evaporation source, and/or the substrate mount is configured to heat or cool the substrate (it is a PECVD plasma coating source [47-52]). Regarding claim 9. Deppisch teaches the apparatus according to claim 1, wherein: the at least one device for producing a coating is one or more selected from the group consisting of a plasma coating source, a magnetron, and an evaporation source, and/or the substrate mount is designed to heat or cool the substrate (see claim 6). 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. Claim(s) 2, 7 is/are rejected under 35 U.S.C. 103 as being unpatentable over Deppisch (US 20170067149) in view of Cannella (US 20090068344). Regarding claim 2. Deppisch teaches the apparatus according to claim 1, but does not teach wherein the adhesion roller comprises an elastomer. However, Cannella teaches in [38] the cleaning roller comprises an elastomer. It would be obvious to those skilled in the art at the invention time to modify Deppisch to use an alternate material for the adhesive cleaning roller [38]. Regarding claim 7. Deppisch teaches the apparatus according to claim 1, further comprising: at least one collecting apparatus arranged to be guided over the surface of the adhesion roller (see claim 4-6) and configured to bind particles adhering to the surface of the adhesion roller (see claim 4-6); but does not teach wherein: the adhesion roller comprises an elastomer. However, Cannella teaches in [38] the cleaning roller comprises an elastomer. It would be obvious to those skilled in the art at the invention time to modify Deppisch to use an alternate material for the adhesive cleaning roller [38]. Deppisch further teaches the collecting apparatus has an adhesive surface configured to bind particles adhering to the surface of adhesion roller (see claims 4-6). Claim(s) 3 is/are rejected under 35 U.S.C. 103 as being unpatentable over Deppisch (US 20170067149) in view of Ikenaga (US 20100050349). Regarding claim 3. Deppisch teaches the apparatus according to claim 1, but does not teach further comprising an electrical voltage source configured to apply a charge to the adhesion roller; however, Ikenaga teaches in the drawings an electrical voltage source (eg DC source 9 [43-78, 69], abstract) configured to apply a charge to the adhesion roller (applies charge/bias to a roll cleaning mechanism 13 [16 68] fig. 9, and other roll like cleaning mechanisms, fig 6-7). It would be obvious to those skilled in the art at the time of the invention to modify Deppisch to enhance removal of particles [50 84-88] so that particles will not be attached to the surface of the samples to be processed, and the amount of contamination of the chamber will not be increased [88]. Claim(s) 8 is/are rejected under 35 U.S.C. 103 as being unpatentable over Deppisch (US 20170067149) in view of Cannella (US 20090068344) and Ikenaga (US 20100050349). Regarding claim 8. Deppisch in view of Cannella teaches the apparatus according to claim 7, but does not teach further comprising: an electrical voltage source configured to apply a charge to the adhesion roller. However, Ikenaga teaches in the drawings an electrical voltage source (eg DC source 9 [43-78, 69], abstract) configured to apply a charge to the adhesion roller (applies charge/bias to a roll cleaning mechanism 13 [16 68] fig. 9, and other roll like cleaning mechanisms, fig 6-7). It would be obvious to those skilled in the art at the time of the invention to modify Deppisch to enhance removal of particles [50 84-88] so that particles will not be attached to the surface of the samples to be processed, and the amount of contamination of the chamber will not be increased [88]. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to YUECHUAN YU whose telephone number is (571)272-7190. The examiner can normally be reached M-F 9-5. 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, Gordon Baldwin can be reached at 571-272-5166. 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. /YUECHUAN YU/Primary Examiner, Art Unit 1718
Read full office action

Prosecution Timeline

Jan 12, 2024
Application Filed
Jul 22, 2026
Non-Final Rejection mailed — §102, §103 (current)

Precedent Cases

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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
66%
Grant Probability
86%
With Interview (+19.9%)
3y 4m (~9m remaining)
Median Time to Grant
Low
PTA Risk
Based on 527 resolved cases by this examiner. Grant probability derived from career allowance rate.

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