Prosecution Insights
Last updated: July 15, 2026
Application No. 18/870,434

APPARATUS, SYSTEM, AND METHOD OF COMMUNICATING A PACKET WITH A TRAINING (TRN) FIELD

Non-Final OA §103
Filed
Nov 28, 2024
Priority
Jun 30, 2022 — nonprovisional of PCTUS2022035623
Examiner
KASSA, ZEWDU A
Art Unit
2635
Tech Center
2600 — Communications
Assignee
Intel Corporation
OA Round
1 (Non-Final)
89%
Grant Probability
Favorable
1-2
OA Rounds
9m
Est. Remaining
94%
With Interview

Examiner Intelligence

Grants 89% — above average
89%
Career Allowance Rate
726 granted / 819 resolved
+26.6% vs TC avg
Moderate +5% lift
Without
With
+5.1%
Interview Lift
resolved cases with interview
Typical timeline
2y 4m
Avg Prosecution
11 currently pending
Career history
831
Total Applications
across all art units

Statute-Specific Performance

§101
1.6%
-38.4% vs TC avg
§103
89.0%
+49.0% vs TC avg
§102
4.4%
-35.6% vs TC avg
Black line = Tech Center average estimate • Based on career data from 819 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 . 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. 1. Claims 26-27 and 38-45 are rejected under 35 U.S.C. 103 as being unpatentable over Sakaguchi (US 2016/0056904) in view of Morioka (US 2012/0122392). 2. As per claim 26, Sakaguchi teaches an apparatus comprising logic and circuitry configured to cause a millimeterWave (mmWave) wireless communication station (STA) to: transmit a preamble of a packet over a mmWave wireless communication channel, the preamble comprising a Short Training Field (STF), a Long Training Field (LTF) after the STF, and a Signal (SIG) field after the LTF (Sakaguchi, ¶0066 “… short training field … logn training field … Data section …”), While SAkaguchi doesn’t explicitly mention, Morioka teaches wherein the SIG field comprises a presence indicator configured to indicate that the packet comprises a Training (TRN) field configured for Beamforming (BF) training (Morioka, ¶0109 0110 “ … BTF …”); and transmit the TRN field of the packet over the mmWave wireless communication channel, the TRN field is after the SIG field, the TRN field comprising a plurality of TRN subfields, wherein a TRN subfield comprises at least one of the STF or the LTF (Morioka, ¶0121 “ … L-STF … beam training …”). Therefore, taking the combined teaching of Sakaguchi and Morioka as a whole, it would have been obvious to one having ordinary skill in the art at the time of the invention to implement the instant limitation for the benefit of efficient transmission and/or reception of communication information in order to improve communication system. 3. Claim 41 is similarly analyzed as claim 26 for obviousness reason discussed above. 4. Claim 44 is similarly analyzed as claim 26 for obviousness reason discussed above. 5. As per claim 27, Sakaguchi in view of Morioka teaches the apparatus of claim 26, wherein the SIG field comprises a TRN type indicator configured to indicate a type of the TRN field (Morioka, ¶0121). 6. Claim 45 is similarly analyzed as claim 27 for obviousness reason discussed above. 7. As per claim 38, Sakaguchi in view of Morioka teaches the apparatus of claim 26, wherein the TRN subfield comprises the STF (Morioka, ¶0121). 8. As per claim 39, Sakaguchi in view of Morioka teaches the apparatus of claim 26, wherein the TRN subfield comprises the LTF (Morioka, ¶0121). 9. As per claim 40, Sakaguchi in view of Morioka teaches the apparatus of claim 26 comprising a radio to transmit the packet over the mmWave wireless communication channel, one or more antennas connected to the radio, and a processor to execute instructions of an operating system (Morioka, ¶0080 0081). Allowable Subject Matter 10. Claims 28-37 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. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to ZEWDU A KASSA whose telephone number is (571)270-5253. The examiner can normally be reached 9-5:30. 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, David Payne can be reached at 5712723024. 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. ZEWDU A. KASSA Examiner Art Unit 2637 /ZEWDU A KASSA/Primary Examiner, Art Unit 2635
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Prosecution Timeline

Nov 28, 2024
Application Filed
Apr 07, 2026
Non-Final Rejection mailed — §103
Jul 06, 2026
Response Filed

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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
89%
Grant Probability
94%
With Interview (+5.1%)
2y 4m (~9m remaining)
Median Time to Grant
Low
PTA Risk
Based on 819 resolved cases by this examiner. Grant probability derived from career allowance rate.

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