Prosecution Insights
Last updated: October 02, 2026
Application No. 18/440,554

MAGNETIC ELEMENT ASSEMBLY AND SUBSTRATE PROCESSING APPARATUS INCLUDING THE SAME

Non-Final OA §102§103
Filed
Feb 13, 2024
Priority
Aug 21, 2023 — RE 10-2023-0108936
Examiner
MUSLEH, MOHAMAD A
Art Unit
2837
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
Samsung Electronics Co., Ltd.
OA Round
1 (Non-Final)
79%
Grant Probability
Favorable
1-2
OA Rounds
0m
Est. Remaining
88%
With Interview

Examiner Intelligence

Grants 79% — above average
79%
Career Allowance Rate
559 granted / 710 resolved
+10.7% vs TC avg
Moderate +10% lift
Without
With
+9.7%
Interview Lift
resolved cases with interview
Typical timeline
2y 5m
Avg Prosecution
24 currently pending
Career history
720
Total Applications
across all art units

Statute-Specific Performance

§101
1.7%
-38.3% vs TC avg
§103
35.7%
-4.3% vs TC avg
§102
42.9%
+2.9% vs TC avg
§112
16.8%
-23.2% vs TC avg
Black line = Tech Center average estimate • Based on career data from 710 resolved cases

Office Action

§102 §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 . Election/Restrictions Applicant’s election without traverse of Species I, FIGS. 1-9, 16-18 and 20-25, for examination on which claims 1-20 are readable in the reply filed on 07/02/2026 is acknowledged. 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 1-4 | 16 are rejected under 35 U.S.C. 102(a)(1) as being anticipated by WI KR 100678696 B1 [WI]. Regarding claim 1, WI teaches A magnetic element assembly [20] comprising: a magnetic member [see the annular member between grooves 40 and 42, figs. 7-8] having a circular ring shape [see the annular member between grooves 40 and 42, figs. 7-8] or an arc shape [part of the annular member between grooves 40 and 42, figs. 7-8]; and at least one focusing member [23] made of a ferromagnetic material [cores 23 are ferrite], connected to the magnetic member [see the annular member between grooves 40 and 42, figs. 7-8] and configured to adjust distribution of a magnetic force in a peripheral space [Since the ferrite core assembly 20 configured as described above is installed in the outer ceiling 12 of the plasma reaction chamber 10, the magnetic field 15 focused on the plurality of rod-like ferrite cores 23 is adjacent to two annular ferrite cores. Radial 15 is guided into the plasma reaction chamber 10 through the 21 and 22], wherein the at least one focusing member [23] further comprises: a connection portion [the part 23] connected to the magnetic member [see the annular member between grooves 40 and 42, figs. 7-8]; and at least one focusing portion extending downward from the connection portion [see ferrite cores 21, 22, figs. 7-8]. Regarding claim 2, WI teaches The magnetic element assembly of claim 1, wherein the at least one focusing member [23] comprises a plurality of focusing members [23, figs. 7-8] provided on the magnetic member [see the annular member between grooves 40 and 42, figs. 7-8]. Regarding claim 3, WI teaches The magnetic element assembly of claim 2, wherein spacing distances [see distances between elements 23] between adjacent focusing members [23] of the plurality of focusing members [23] are substantially the same [fig. 7]. Regarding claim 4, WI teaches The magnetic element assembly of claim 2, wherein the plurality of focusing members [elements 23] comprise a first number of focusing members [23] in a first region [the two 23s to the left] of the magnetic member [the annular member between grooves 40 and 42, figs. 7-8] and a second number of focusing members [23] in a second region of the magnetic member [the three or four 23s to the right, fig. 7], the second number of focusing members being different from the first number of focusing members [two different from four]. Regarding claim 16, WI teaches The magnetic element assembly of claim 1, wherein the connection portion [23] has a circular shape [elements 23 make a circular shape, fig. 7] or an arc shape corresponding to the shape of the magnetic member [four of element 23 make an arc shape, fig. 7]. 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. Claims 5 | 13-15 are rejected under 35 U.S.C. 103 as being unpatentable over WI KR 100678696 B1 [WI]. Regarding claims 5 | 13-15, WI discloses the claimed invention and teaches that the focusing member has a shape but silent about at least one of the plurality of focusing members has a structure that is different from a structure of at least one remaining focusing members of the plurality of focusing members, or at least a portion of the at least one focusing portion has a bent structure, or at least a portion of the at least one focusing portion has a zigzag shape, or the at least one focusing portion is inclined with respect to a direction orthogonal to a length direction of the connection portion. The particular claimed configuration is just one of numerous configurations a person of ordinary skill in the art would find obvious for the purpose of providing mating surfaces. In re Dailey 149 USPQ 47, 50 (CCPA 1966). See also Glue Co. v. Upton 97 US 3,24 (USSC 1878). Allowable Subject Matter Claims 17-20 are allowed. The following is an examiner’s statement of reasons for allowance: The prior arts of record when considered as a whole, alone or in combination neither anticipates nor renders obvious the combination of - Claim 17: A magnetic element assembly comprising: a magnetic member having a circular ring shape or an arc; and a focusing member made of a ferromagnetic material, connected to the magnetic member, and configured to adjust distribution of a magnetic force in a peripheral space, wherein the focusing member comprises: a connection portion connected to the magnetic member; an inner focusing portion extending downward from an inner end portion of the connection portion; and an outer focusing portion extending downward from an outer end portion of the connection portion, and wherein the inner end portion of the connection portion is nearer to a center of the magnetic member than the outer end portion of the connection portion. Claims 18-20: A magnetic element assembly comprising: a magnetic member having a circular ring shape or an arc shape; and a plurality of focusing members made of a ferromagnetic material, connected to the magnetic member, and configured to adjust distribution of a magnetic force in a peripheral space, and wherein each of the plurality of focusing members comprises: a connection portion connected to the magnetic member; an inner focusing portion extending downward from an inner end portion of the connection portion; and an outer focusing portion extending downward from an outer end portion of the connection portion, and wherein a lower end of at least one focusing portion of the plurality of focusing portions is below a lower surface of the magnetic member. Any comments considered necessary by applicant must be submitted no later than the payment of the issue fee and, to avoid processing delays, should preferably accompany the issue fee. Such submissions should be clearly labeled “Comments on Statement of Reasons for Allowance.” Claims 6-12 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 arts of record when considered as a whole, alone or in combination neither anticipates nor renders obvious the combination of – Regarding claim 6: a lower end of the at least one focusing portion is below a lower surface of the magnetic member. Regarding claim 7: the connection portion is on an upper surface of the magnetic member, wherein the at least one focusing portion comprises: an inner focusing portion extending downward from an inner end portion of the connection portion; and an outer focusing portion extending downward from an outer end portion of the connection portion, and wherein the inner end portion of the connection portion is nearer to a center of the magnetic member than the outer end portion of the connection portion. Regarding claim 11: the connection portion comprises: an inner portion contacting the magnetic member and extending radially outward with respect to a center of the magnetic member; and an outer portion spaced apart from the magnetic member, and wherein the at least one focusing portion extends downward from the outer portion of the connection portion. Regarding claim 12: the connection portion comprises: an inner portion contacting the magnetic member and extending radially inward with respect to a center of the magnetic member; and an outer portion spaced apart from the magnetic member, and wherein the at least one focusing portion extends downward from the outer portion of the connection portion. Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. See (PTO-892). Any inquiry concerning this communication or earlier communications from the examiner should be directed to MOHAMAD A MUSLEH whose telephone number is ((571)272-9086. The examiner can normally be reached on Monday-Friday 10 am - 7 pm. If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, Shawki S. Ismail can be reached on 571 272 3985. 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). If you would like assistance from a USPTO Customer Service Representative or access to the automated information system, call 800-786-9199 (IN USA OR CANADA) or 571-272-1000. /Mohamad A Musleh/ Primary Examiner, Art Unit 2837
Read full office action

Prosecution Timeline

Feb 13, 2024
Application Filed
Sep 21, 2026
Non-Final Rejection mailed — §102, §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

1-2
Expected OA Rounds
79%
Grant Probability
88%
With Interview (+9.7%)
2y 5m (~0m remaining)
Median Time to Grant
Low
PTA Risk
Based on 710 resolved cases by this examiner. Grant probability derived from career allowance rate.

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