Prosecution Insights
Last updated: October 02, 2026
Application No. 17/379,549

SEMICONDUCTOR DEVICE WITH A MULTILAYER PACKAGE SUBSTRATE

Non-Final OA §103
Filed
Jul 19, 2021
Examiner
NADAV, ORI
Art Unit
2811
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
Texas Instruments Incorporated
OA Round
7 (Non-Final)
60%
Grant Probability
Moderate
7-8
OA Rounds
0m
Est. Remaining
81%
With Interview

Examiner Intelligence

Grants 60% of resolved cases
60%
Career Allowance Rate
426 granted / 710 resolved
-8.0% vs TC avg
Strong +21% interview lift
Without
With
+21.2%
Interview Lift
resolved cases with interview
Typical timeline
3y 9m
Avg Prosecution
52 currently pending
Career history
778
Total Applications
across all art units

Statute-Specific Performance

§101
0.4%
-39.6% vs TC avg
§103
55.5%
+15.5% vs TC avg
§102
9.8%
-30.2% vs TC avg
§112
30.9%
-9.1% vs TC avg
Black line = Tech Center average estimate • Based on career data from 710 resolved cases

Office Action

§103
The present application, filed on or after March 16, 2013, is being examined under the first inventor to file provisions of the AIA DETAILED ACTION 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 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 of this title, 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. Claims 1-4, 10-14 and 21 are rejected under 35 U.S.C. 103 as being unpatentable over Yun et al. (11,728,293) in view of Hill et al. (2020/0015348). Regarding claims 1 and 21, Yun et al. teach in figures 4, 1B and related text a semiconductor device apparatus comprising: a die 402 comprising an input port 408 and an output port 408; and a multilayer package substrate (see figure 1A) comprising: an input port 414/410 coupled (at least electrically coupled) to the output port 408 of the die: an output port 414/410 coupled (at least electrically coupled) to the input port 408 of the die contacts (pads) 410 on (above) a first surface of the multilayer package substrate configured to be coupled to circuit components of a printed circuit board (PCB, since traces 126 are connected a PCB); and a passive filter 422 comprising a planar inductor 416/128 coupling a given contact 134 (see figure 1B) of the contacts of the multilayer package substrate to the output port 414/410 of the multilayer package substrate 114. Yun et al. do not teach that the die is stacked on top of the planar inductor. Hill et al. teach in figure 1A and related text that the die 116 is stacked on top of the inductor 104. Yun et al. and Hill et al. are analogous art because they are directed to semiconductor devices comprising dies and one of ordinary skill in the art would have had a reasonable expectation of success to modify Yun et al. because they are from the same field of endeavor.It would have been obvious to a person of ordinary skill in the art, before the effective filling date of the claimed invention, to stack the die on top of the planar inductor, as taught by Hill et al., in Yun et al.’s device, in order to improve the contact resistance of the device by using conventional pads and in order to reduce the real state size of the device. Regarding claim 2, Yun et al. teach in figure 1B and related text that the planar inductor 128 is a spiral inductor formed on an interior layer of the multilayer package substrate. Regarding claim 3, Yun et al. teach in figure 4 and related text that the passive filter 422 further comprises a capacitor 420 coupled to the input port of the die, the output port of the multilayer packed substrate and to another pad (or contact) of the pads of the multilayer package substrate. Regarding claim 4, Yun et al. teach in figure 4 and related text that the capacitor 420 is formed with plates formed on spaced apart layers of the multilayer package substrate. Regarding claim 10, Yun et al. teach in figure 4 and related text that the planar inductor is coupled to the given pad of the pads of the multilayer package substrate with a third via. Regarding claim 11, it would have been obvious to a person of ordinary skill in the art, before the effective filling date of the claimed invention, to form the planar inductor having an inductance of at least 200 nanohenries in Yun et al.’s device, in order to use the device in application which requires specific capacitance values. Regarding claims 12-13, it would have been obvious to a person of ordinary skill in the art, before the effective filling date of the claimed invention, to use a die comprises a power converter module, wherein the power converter module is a buck converter and wherein the output port of the die is configured to be coupled to a load mounted on the PCB in Yun et al.’s device, in order to use the device in application which requires specific electronic elements. Regarding claim 14, Yun et al. teach in figure 14 and related text that the passive filter is configured to be coupled to a bulk filter mounted of the PCB, whereby the bulk filter is a first section filter of a two-section input filter for the power converter module and the passive filter is a second section filter of the two-section input filter for the power converter module. Regarding claim 21, Yun et al. teach in figure 4 and related text connecting the apparatus to a printed circuit board (PCB, since traces 126 are connected a PCB). Claims 6-9 are rejected under 35 U.S.C. 103 as being unpatentable over Yun et al. (11,728,293) and Hill et al. (2020/0015348), as applied to the claims above, and further in view of Nakahara (5,502,421).Regarding claim 6, Yun et al. and Hill et al. teach substantially the entire claimed structure, as applied to the claims above, except using a second spiral inductor coupled to the second input port of the die with a first via and to another pad of the pads of the multilayer package substrate with a second via. Nakahara teaches in figure 3 and related text a second inductor 4b (see figure 2) coupled to a second input port of the die 100 with a third via 13a and to another pad (the square contact) of the pads of the multilayer package substrate with a fourth via 13b. Yun et al. and Hill are analogous art because they are directed to semiconductor devices comprising dies and one of ordinary skill in the art would have had a reasonable expectation of success to modify Yun et al. because they are from the same field of endeavor. It would have been obvious to a person of ordinary skill in the art, before the effective filling date of the claimed invention, to use a second spiral inductor coupled to the second input port of the die with a first via and to another pad of the pads of the multilayer package substrate with a second via, as taught by Nakahara, such that the passive filter in Yun et al.’s device comprising a second spiral inductor coupled to the second input port of the die with a first via and to another pad of the pads of the multilayer package substrate with a second via, in prior art’s device in order to use the device in an application which requires specific band width. Regarding claims 7 and 9, it would have been obvious to a person of ordinary skill in the art, before the effective filling date of the claimed invention, to form the first spiral inductor and the second spiral inductor having about equal inductance and to form the first spiral inductor and the second spiral inductor having a combined inductance of at least 20 nanohenries, in prior art’s device in order to use the device in an application which requires specific capacitance. Regarding claim 8, in the combined device, first spiral inductor and the second spiral inductor are spaced apart. Claims 23-25 and 28 are rejected under 35 U.S.C. 103 as being unpatentable over Yun et al. (11,728,293) in view of Hill et al. (2020/0015348). Regarding claim 23, Yun et al. teach in figure 4 and related text a semiconductor device comprising: a multilayer package substrate 100, 102 (see also figure 1A) or MCM 400 (see figure 4 and related text “package substrate in a chip module or multi-chip module (MCM).) that includes pads (un-numbered) on a first surface for connecting the semiconductor device to a printed circuit board (since traces 126 are connected a PCB), and a passive filter 422 comprising a planar inductor 416 coupled to a first pad (un-numbered) of the pads of the multilayer package substrate with a first via (un-numbered) and to an output port 408 of the multilayer package substrate with a second via (un-numbered); and a die 402 attached to the multilayer package substrate, the die 402 comprising an input port 408 coupled to the output port 408 of the multilayer package substrate and an output port 414/410 coupled to a second pad (un-numbered) of the pads of the multilayer package substrate, wherein the die is stacked on top of the planar inductor Yun et al. do not teach that the die is stacked on top of the planar inductor. Hill et al. teach in figure 1A and related text that the die 116 is stacked on top of the inductor 104. Yun et al. and Hill et al. are analogous art because they are directed to semiconductor devices comprising dies and one of ordinary skill in the art would have had a reasonable expectation of success to modify Yun et al. because they are from the same field of endeavor.It would have been obvious to a person of ordinary skill in the art, before the effective filling date of the claimed invention, to stack the die on top of the planar inductor, as taught by Hill et al., in Yun et al.’s device, in order to improve the contact resistance of the device by using conventional pads and in order to reduce the real state size of the device. Regarding claim 24, Yun et al. teach in figure 4 and related text that the multilayer package substrate 114, 102 further comprises: a first metal plating pattern 412 forming a first layer of the multilayer package substrate; and a dielectric layer (un-numbered) applied to the first metal plating pattern to form a second layer of the multilayer package substrate. Regarding claim 25, Yun et al. teach in figure 4 and related text that the planar inductor is a spiral inductor (see figure 1A), and the second layer includes the spiral inductor 418. Regarding claim 28, Yun et al. teach in figure 4 and related text a molding material 426 adhering to the die to the multilayer package substrate. Claim 26 is rejected under 35 U.S.C. 103 as being unpatentable over Yun et al. (11,728,293) and Hill et al. (2020/0015348), as applied to the claims above, and further in view of Nakahara (5,502,421).Regarding claim 26, Yun et al. and Hill et al. teach substantially the entire claimed structure, as applied to the claims above, except using a second spiral inductor coupled to the second input port of the die with a third via and to another pad of the pads of the multilayer package substrate with a fourth via. Nakahara teaches in figure 3 and related text a second inductor 4b (see figure 2) coupled to a second input port of the die 100 with a third via 13a and to another pad (the square contact) of the pads of the multilayer package substrate with a fourth via 13b. Hill et al., Yun et al. and Nakahara are analogous art because they are directed to devices comprising filters and one of ordinary skill in the art would have had a reasonable expectation of success to modify Yun et al. because they are from the same field of endeavor. It would have been obvious to a person of ordinary skill in the art, before the effective filling date of the claimed invention, to use a second spiral inductor coupled to the second input port of the die with a third via and to another pad of the pads of the multilayer package substrate with a fourth via, as taught by Nakahara, such that the passive filter in prior art’s device comprising a second spiral inductor coupled to the second input port of the die with a third via and to another pad of the pads of the multilayer package substrate with a fourth via, in order to use the device in an application which requires specific band width. Response to Arguments Applicant’s arguments with respect to the claim(s) have been considered but are moot because of the new ground of rejection. 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 ORI NADAV whose telephone number is 571-272-1660. The examiner can normally be reached between the hours of 7 AM to 4 PM (Eastern Standard Time) Monday through Friday. If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, Lynne Gurley can be reached on 571-272-1670. The fax phone number for the organization where this application or proceeding is assigned is 571-273-8300. Information regarding the status of an application may be obtained from the Patent Application Information Retrieval (PAIR) system. Status information for published applications may be obtained from either Private PAIR or Public PAIR. Status information for unpublished applications is available through Private PAIR only. For more information about the PAIR system, see http://pair-direct.uspto.gov. Should you have questions on access to the Private PAIR system, contact the Electronic Business Center (EBC) at 866-217-9197 (toll-free). O.N. /ORI NADAV/ 4/16/2026 PRIMARY EXAMINER TECHNOLOGY CENTER 2800 . Hi Michael Clause 17 of the proposed lease provides me with only 5 days for vacant the premises. As you can see from the enclosed pictures, I have a lot of merchandise in the store and it will be impossible for me to vacate the premises in 5 days. I therefore request that you amend the lease and provide me with 30 days’ notice to vacate the premises. Respectfully Amulya
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Prosecution Timeline

Show 10 earlier events
Oct 23, 2025
Request for Continued Examination
Nov 01, 2025
Response after Non-Final Action
Dec 03, 2025
Non-Final Rejection mailed — §103
Apr 02, 2026
Response Filed
Apr 20, 2026
Final Rejection mailed — §103
Jul 20, 2026
Request for Continued Examination
Jul 23, 2026
Response after Non-Final Action
Sep 28, 2026
Non-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

7-8
Expected OA Rounds
60%
Grant Probability
81%
With Interview (+21.2%)
3y 9m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 710 resolved cases by this examiner. Grant probability derived from career allowance rate.

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