Prosecution Insights
Last updated: May 29, 2026
Application No. 18/270,067

COMPOUND, BONDING AGENT, BONDED BODY, PRINTED CIRCUIT BOARD, AND METHOD FOR MANUFACTURING BONDED BODY

Non-Final OA §103
Filed
Jan 05, 2024
Priority
Dec 28, 2020 — JP 2020-219696 +1 more
Examiner
PATWARDHAN, ABHISHEK A
Art Unit
1746
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Sulfur Chemical Laboratory, Inc.
OA Round
2 (Non-Final)
74%
Grant Probability
Favorable
2-3
OA Rounds
2m
Est. Remaining
85%
With Interview

Examiner Intelligence

Grants 74% — above average
74%
Career Allowance Rate
183 granted / 247 resolved
+9.1% vs TC avg
Moderate +11% lift
Without
With
+11.2%
Interview Lift
resolved cases with interview
Typical timeline
2y 6m
Avg Prosecution
29 currently pending
Career history
282
Total Applications
across all art units

Statute-Specific Performance

§101
0.2%
-39.8% vs TC avg
§103
90.0%
+50.0% vs TC avg
§102
3.0%
-37.0% vs TC avg
§112
5.3%
-34.7% vs TC avg
Black line = Tech Center average estimate • Based on career data from 247 resolved cases

Office Action

§103
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 . 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. Response to Amendment The Amendment filed 04/10/2026 has been entered. Claims 1-2, 4-6, 8-26, 28-37 remain pending in the application. Claims 21-26, 28-34 remain withdrawn as being drawn to a nonelected invention. 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. Claim(s) 1-2, 4-6, 8-14, 16-20 is/are rejected under 35 U.S.C. 103 as being unpatentable over Mori (U.S Patent 10385076B2) and Tu (U.S Patent 9394429B2). Regarding claim 1, Mori, drawn also to the art of a novel compound to be used a surface treatment agent i.e. bonding agent (Abstract; Column 10, lines 35-40) that is used to bond multiple different substrates, including a polymer and metal substrate (Column 17, lines 8-12; Column 26, lines 1-19). Mori discloses the compound containing a functional group that is an OH group or an OH-generating group (alkoxysilyl group) (Column 17, lines 27-33), an organic group containing a carbon double bond (Column 8, line 47), and a triazine ring (see General Formula [IV] – Column 7, lines 60-67). Mori has not explicitly disclosed the functional group in the carbon double bond component being as instantly claimed, however, Tu has disclosed such a functional group. Tu, drawn also to the art of a silane coupling agent to bond a polymer to a filler (Abstract), wherein the filler can be metal (copper) (Column 1, line 59). Tu also discloses the silane coupling agent having a triazine ring and an OH generating group (alkoxysilyl group), and discloses the two other chains extending from the triazine ring, other than the alkoxysilyl chain, to be carbon double bond components (Column 2, lines 50-65), and has disclosed the carbon double bond component to have be a functional group as instantly claimed (CH2=CH(CH2)O- and CH2=C(CH3)CH2-) (Column 3, lines 5-20 and Column 2, lines 50-65, respectively). It would have been obvious to an ordinarily skilled artisan to have modified the compound of Mori, with the functional group in the carbon double bond component as claimed, as disclosed by Tu, to arrive at the instant invention, in order to obtain increased use of life of parts or components produced using the coupling agent (compound) (Column 5, lines 50-56). Regarding claim 2, Mori has disclosed an alkoxysilyl group as the OH generating group (see claim 1 rejection above & Column 8, lines 41-43 & 50-53 & 57 & 58). Regarding claims 4 & 6, Mori has disclosed wherein E is N(R1)(R2) (see claim 3 rejection above), and further has disclosed Q to be the same (i.e. A=C) (see claim 3 rejection above). Regarding claim 5, Mori has disclosed B=C i.e. Q=J (Column 8, line 47 & line 61). Regarding claim 8, Mori has disclosed the compound being a bonding agent (Column 10, lines 35-40; Column 17, lines 27-33). Regarding claim 9-10, Mori has disclosed the bonding agent being used to bond a material A (that is metal) and a material B that is polymer (Column 17, lines 8-12; Column 26, lines 1-19). Regarding claim 11, Mori has disclosed a bonded body formed by bonding the material A and material B (Column 45, lines 41-45) (Copper substrate with the compound film applied on surface with a PP substrate with a compound film applied on surface). Regarding claim 12, Mori has disclosed the bonding agent to be used in forming a circuit substrate (i.e. printed circuit board) (Column 26, lines 20-31 & Column 46, lines 65-67). Regarding claim 13, Mori has disclosed a method of bonding a material A and a material B wherein the material A is metal and material B is polymer (Column 17, lines 8-12; Column 26, lines 1-19), and has disclosed applying a compound film i.e. bonding agent, to both substrate and then bringing them together under pressure and a heated temperature to bond them (Column 45, lines 41-45). Regarding claim 14, Mori has disclosed producing, prior to applying the compound to the surface of A, conducting a cleaning treatment i.e. generating an OH group on the surface A by conducting corona discharge (Column 20, lines 36). Regarding claim 16, Mori discloses providing the compound onto surface A by coating, immersing, spraying (Column 10, lines 44-46). Regarding claim 17, Mori has disclosed applying pressure to the contact surface between surface A and B with the compound film disposed between, in order to bond and contact the two surfaces together (Column 45, lines 41-45 – Mori discloses a pressure of 1MPa). Regarding claims 18-19, Mori has disclosed applying a temperature and pressure together, and has disclosed a temperature of 120oC (Column 45, lines 41-45), which falls within the instantly claimed range and thus anticipates the range. Regarding claim 20, Mori discloses bonding a metal material and a polymer material with a bonding agent, wherein the compound is applied to the polymer material surface and wherein the functional groups are present at the surface (Column 17, lines 27-33), and forming the bonded body by performing electroless plating (Column 26, lines 1-23). Claim(s) 15 is/are rejected under 35 U.S.C. 103 as being unpatentable over Mori (U.S Patent 10385076B2), Tu (U.S Patent 9394429B2), and Asuke (U.S PG Pub 20090226741A1). Regarding claim 15, Mori has not explicitly disclosed conducting dehydration condensation to chemically bond OH group at surface A to an OH group or OH-generating group of the compound by dehydration condensation, however, this limitation is known from Asuke. Asuke, drawn also to the art of a method of manufacturing a bonded body (Abstract), wherein the bonded body (Abstract) can be a circuit board (substrates with wiring or electrodes) [0359] discloses a treatment step which cleans and activates a surface [0090-0092], and this leads to improved bonding strength [0091], wherein the hydroxyl groups are exposed and then the surface and the bonding film chemically bond via dehydration and condensation [0285-0286]. It would have been obvious to an ordinarily skilled artisan to have modified the method of Mori, with the step of dehydration and condensation bonding of an OH group of a substrate surface with a OH group of the bonding film/agent, as disclosed by Asuke, to arrive at the instant invention, in order to ensure two substrates are firmly bonded together [0286]. Allowable Subject Matter Claims 35-37 are objected to as being dependent upon a rejected base claim, but would be allowable if rewritten in independent form including all of the limitations of the base claim and any intervening claims. The following is a statement of reasons for the indication of allowable subject matter: the prior art of record does not reasonably show or suggest the organic group included a carbon-carbon double bond being selected from a group consisting of the instantly claimed groups in claims 35-36, and further does not disclose the structure of the compound as claimed in claim 37. Response to Arguments Applicant's arguments filed 04/10/2026 have been fully considered but they are not persuasive. Applicant argues that Tu does not disclose that the carbon-carbon double bond is linked directly to the triazine ring, and that there are superior results achieved by the compound as instantly claimed. The examiner disagree. Tu discloses the carbon-carbon double bond being linked directly to the triazine ring (see claim 1 rejection above), as Tu discloses the functional groups to be (CH2=CH(CH2)O- and CH2=C(CH3)CH2-), which are as also claimed instantly. Thus, given that Mori, as modified by Tu discloses the instant compound as instantly claimed in claim 1, it can be reasonably expected that the performance of the compound of Mori and Tu, would be the same or similar to the compound as instantly claimed. Conclusion 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 ABHISHEK A PATWARDHAN whose telephone number is (571)272-8431. The examiner can normally be reached Monday to Friday 7:30am-5pm. 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 Orlando can be reached at (571)270-5038. 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. /ABHISHEK A PATWARDHAN/Examiner, Art Unit 1746 /MICHAEL N ORLANDO/Supervisory Patent Examiner, Art Unit 1746
Read full office action

Prosecution Timeline

Jan 05, 2024
Application Filed
Jan 15, 2026
Non-Final Rejection mailed — §103
Apr 10, 2026
Response Filed
May 12, 2026
Final Rejection mailed — §103 (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

2-3
Expected OA Rounds
74%
Grant Probability
85%
With Interview (+11.2%)
2y 6m (~2m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 247 resolved cases by this examiner. Grant probability derived from career allowance rate.

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