Prosecution Insights
Last updated: October 02, 2026
Application No. 18/705,201

METHOD AND APPARATUS FOR MANAGING SURVIVAL TIMER IN WIRELESS COMMUNICATION SYSTEM

Final Rejection §103
Filed
Apr 26, 2024
Priority
Nov 02, 2021 — GB 2115747.4 +2 more
Examiner
LIN, KENNY S
Art Unit
2416
Tech Center
2400 — Computer Networks
Assignee
Samsung Electronics Co., Ltd.
OA Round
2 (Final)
70%
Grant Probability
Favorable
3-4
OA Rounds
5m
Est. Remaining
82%
With Interview

Examiner Intelligence

Grants 70% — above average
70%
Career Allowance Rate
618 granted / 880 resolved
+12.2% vs TC avg
Moderate +12% lift
Without
With
+11.9%
Interview Lift
resolved cases with interview
Typical timeline
2y 11m
Avg Prosecution
23 currently pending
Career history
890
Total Applications
across all art units

Statute-Specific Performance

§101
7.2%
-32.8% vs TC avg
§103
43.3%
+3.3% vs TC avg
§102
25.7%
-14.3% vs TC avg
§112
13.5%
-26.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 880 resolved cases

Office Action

§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 . DETAILED ACTION Claims 1-12 are presented for examination. Response to Arguments Applicant's arguments filed 7/6/2026 have been fully considered but they are not persuasive. In the remark, applicant argued (1) Kuo does not include survival time state information indicating whether a data radio bearer (DRB) corresponding to the configuration information supports a survival time state. (2) Kuo may describe an additional/alternative/at least one RLC entity, Kuo fails to teach or suggests “all RLC entities” as recited in the claims. Examiner traverse the arguments: As to point (1), Kuo’s teaching of “to support survival time requirement, additional or alternative RLC entities for a DRB can be immediately activated at the UE side, upon reception of a certain dynamic indication from the gNB or based on other criteria of survival time state triggering” in paragraph 0026 indicates the DRB corresponding to the configuration information when the criteria is met and the survival time state is triggered to activate the additional or alternative RLC entities for the DRB. Kuo in paragraphs 0032 and 0040 further teaches “the configuration message(s) may relate to survival time triggering…”, which shows the configuration message including survival time triggering information. The criteria for triggering of survival time state indicates whether the DRB supports a survival time state or not. When the criteria is met and the survival time state is triggered, it shows the DRB supports the survival time state. When the criteria is not met, then it indicates the DRB does not support the survival time state. As to point (2), Kuo’s teaching to activate “at least one additional or alternative RLC entities” in plural form includes the scenario of one to all RCL entities (see pp. 0023, 0025-0026). 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. 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) 1-12 is/are rejected under 35 U.S.C. 103 as being unpatentable over Kuo et al (Kuo), WO 2023/046264A1, in view of Lee et al (Lee), US 2023/0189252. As per claim 1, Kuo teaches the invention including a method performed by a user equipment (UE), the method comprising: Receiving configuration information including survival time state information indicating whether a data radio bearer (DRB) corresponding to the configuration information supports a survival time state (pp. 0003-0005, 0025-0026, 0032, 0040, 0067); Receiving a configured retransmission grant (pp. 0014, 0025, 0034); and Triggering activation of packet data convergence protocol (PDCP) duplication for all radio link control (RLC) entities configured for the DRB, based on the survival time state information and the configured retransmission grant (pp. 0014, 0025-0026, 0034). Kuo does not teach the configured retransmission grant is addressed by a configured scheduling-radio network temporary identifier (CS-RNTI). Lee teaches to address retransmission grant by configured scheduling-radio network temporary identifier (CS-RNTI) (pp. 0248-0251). It would have been obvious to one of ordinary skill in the art at the time the invention was filed to combine the teachings of Kuo and Lee and transmit the retransmission grant included in a DCI or a control signal addressed or identified by CS-RNTI. As per claim 2, Kuo and Lee teach the invention as claimed in claim 1. Kuo further teaches wherein in case that a logical channel associated with the DRB is multiplexed in a medium access control (MAC) protocol data unit (PDU) (pp. 0014, 0026-0030), the activation of the PDCP duplication is triggered (pp. 0026-0030, 0034). As per claim 3, Kuo and Lee teach the invention as claimed in claim 1. Kuo further teaches wherein the configuration information including the survival time state information is received via a radio resource control signal (pp. 0032, 0040). As per claim 4, Kuo teaches the invention including a method performed by a base station, the method comprising: Transmitting configuration information including survival time state information indicating whether a data radio bearer (DRB) corresponding to the configuration information supports a survival time state (pp. 0003-0005, 0025-0026, 0032, 0040, 0067); and Transmitting, to the user equipment (UE), a configured retransmission grant (pp. 0014, 0025, 0034); and Wherein activation of packet data convergence protocol (PDCP) duplication for all radio link control (RLC) entities configured for the DRB is triggered at the UE, based on the survival time state information and the configured retransmission grant (pp. 0014, 0025-0026, 0034). Kuo does not teach the configured retransmission grant is addressed by configured scheduling-radio network temporary identifier (CS-RNTI). Lee teaches to address retransmission grant by configured scheduling-radio network temporary identifier (CS-RNTI) (pp. 0248-0251). It would have been obvious to one of ordinary skill in the art at the time the invention was filed to combine the teachings of Kuo and Lee and transmit the retransmission grant included in a DCI or a control signal addressed or identified by CS-RNTI. As per claim 5, Kuo and Lee teach the invention as claimed in claim 4. Kuo further teaches wherein in case that a logical channel associated with the DRB is multiplexed in a medium access control (MAC) protocol data unit (PDU) (pp. 0014, 0026-0030), the activation of the PDCP duplication is triggered (pp. 0026-0030, 0034). As per claim 6, Kuo and Lee teach the invention as claimed in claim 4. Kuo further teaches wherein the configuration information including the survival time state information is received via a radio resource control signal (pp. 0032, 0040). As per claim 7, Kuo teaches the invention including a user equipment (UE) (pp. 0055) comprising: A transceiver (pp. 0060); and At least one processor coupled with the transceiver and configured to (pp. 0057-0058): Receive configuration information including survival time state information indicating whether a data radio bearer (DRB) corresponding to the configuration information supports a survival time state (pp. 0003-0005, 0025-0026, 0032, 0040, 0067); Receive a configured retransmission grant (pp. 0014, 0025, 0034); and Trigger activation of packet data convergence protocol (PDCP) duplication for all radio link control (RLC) entities configured for the DRB, based on the survival time state information and the configured retransmission grant (pp. 0014, 0025-0026, 0034). Kuo does not teach the configured retransmission grant is addressed by a configured scheduling-radio network temporary identifier (CS-RNTI). Lee teaches to address retransmission grant by configured scheduling-radio network temporary identifier (CS-RNTI) (pp. 0248-0251). It would have been obvious to one of ordinary skill in the art at the time the invention was filed to combine the teachings of Kuo and Lee and transmit the retransmission grant included in a DCI or a control signal addressed or identified by CS-RNTI. As per claim 8, Kuo and Lee teach the invention as claimed in claim 7. Kuo further teaches wherein in case that a logical channel associated with the DRB is multiplexed in a medium access control (MAC) protocol data unit (PDU) (pp. 0014, 0026-0030), the activation of the PDCP duplication is triggered (pp. 0026-0030, 0034). As per claim 9, Kuo and Lee teach the invention as claimed in claim 7. Kuo further teaches wherein the configuration information including the survival time state information is received via a radio resource control signal (pp. 0032, 0040). As per claim 10, Kuo teaches the invention including a base station (pp. 0043-0045) comprising: A transceiver (pp. 0049); and At least one processor coupled with the transceiver and configured to (pp. 0045-0047): Transmit configuration information including survival time state information indicating whether a data radio bearer (DRB) corresponding to the configuration information supports a survival time state (pp. 0003-0005, 0025-0026, 0032, 0040, 0067); Transmit, to the user equipment (UE), a configured retransmission grant (pp. 0014, 0025, 0034); and Wherein activation of packet data convergence protocol (PDCP) duplication for all radio link control (RLC) entities configured for the DRB is triggered at the UE, based on the survival time state information and the configured retransmission grant (pp. 0014, 0025-0026, 0034). Kuo does not teach the configured retransmission grant is addressed by a configured scheduling-radio network temporary identifier (CS-RNTI). Lee teaches to address retransmission grant by configured scheduling-radio network temporary identifier (CS-RNTI) (pp. 0248-0251). It would have been obvious to one of ordinary skill in the art at the time the invention was filed to combine the teachings of Kuo and Lee and transmit the retransmission grant included in a DCI or a control signal addressed or identified by CS-RNTI. As per claim 11, Kuo and Lee teach the invention as claimed in claim 10. Kuo further teaches wherein in case that a logical channel associated with the DRB is multiplexed in a medium access control (MAC) protocol data unit (PDU) (pp. 0014, 0026-0030), the activation of the PDCP duplication is triggered (pp. 0026-0030, 0034). As per claim 12, Kuo and Lee teach the invention as claimed in claim 10. Kuo further teaches wherein the configuration information including the survival time state information is transmitted via a radio resource control signal (pp. 0032, 0040). Conclusion THIS ACTION IS MADE FINAL. 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 KENNY S LIN whose telephone number is (571) 272-3968. If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, Noel Beharry can be reached on 571-270-5630. 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). KENNY S. LIN Examiner Art Unit 2416 /Kenny S Lin/ Primary Examiner, Art Unit 2416 July 23, 2026
Read full office action

Prosecution Timeline

Apr 26, 2024
Application Filed
Apr 06, 2026
Non-Final Rejection mailed — §103
Jul 06, 2026
Response Filed
Jul 27, 2026
Final Rejection mailed — §103 (current)

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Prosecution Projections

3-4
Expected OA Rounds
70%
Grant Probability
82%
With Interview (+11.9%)
2y 11m (~5m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 880 resolved cases by this examiner. Grant probability derived from career allowance rate.

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