Prosecution Insights
Last updated: October 02, 2026
Application No. 19/248,267

NON-DISRUPTIVE TRADING OF BUFFERS BETWEEN PORTS OR PORT VIRTUAL LANES OF A CREDITED NETWORK

Non-Final OA §DP
Filed
Jun 24, 2025
Priority
Jan 08, 2024 — continuation of 12/375,431
Examiner
MEKY, MOUSTAFA M
Art Unit
2447
Tech Center
2400 — Computer Networks
Assignee
Cisco Technology Inc.
OA Round
1 (Non-Final)
94%
Grant Probability
Favorable
1-2
OA Rounds
1y 0m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 94% — above average
94%
Career Allowance Rate
685 granted / 733 resolved
+35.5% vs TC avg
Moderate +5% lift
Without
With
+5.2%
Interview Lift
resolved cases with interview
Typical timeline
2y 3m
Avg Prosecution
11 currently pending
Career history
738
Total Applications
across all art units

Statute-Specific Performance

§101
6.4%
-33.6% vs TC avg
§103
15.6%
-24.4% vs TC avg
§102
37.1%
-2.9% vs TC avg
§112
6.4%
-33.6% vs TC avg
Black line = Tech Center average estimate • Based on career data from 733 resolved cases

Office Action

§DP
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 1-20 are presenting for examination. Allowable Subject Matter Claims 1-16 are allowable in view of the prior art of record. The prior art of record doesn’t teach a method and a system including the limitations of “determining that a number of buffers are to be reallocated from a first port of a network device to a second port of the network device determining a first port capability of the first port; determining a second port capability of a peer port connected to the first port; and selecting a process for reallocating the buffers based at least in part on the first port capability and the second port capability.” non--statutory double patenting rejection The non--statutory double patenting rejection is based on a judicially created doctrine grounded in public policy (a policy reflected in the statute) so as to prevent the unjustified or improper timewise extension of the “right to exclude” granted by a patent and to prevent possible harassment by multiple assignees. A non-statutory double patenting rejection is appropriate where the conflicting claims are not identical, but at least one examined application claim is not patentably distinct from the reference claim(s) because the examined application claim is either anticipated by, or would have been obvious over, the reference claim(s). See, e.g., In re Berg, 140 F.3d 1428, 46 USPQ2d 1226 (Fed. Cir. 1998); In re Goodman, 11 F.3d 1046, 29 USPQ2d 2010 (Fed. Cir. 1993); In re Longi, 759 F.2d 887, 225 USPQ 645 (Fed. Cir. 1985); In re Van Ornum, 686 F.2d 937, 214 USPQ 761 (CCPA 1982); In re Vogel, 422 F.2d 438, 164 USPQ 619 (CCPA 1970); In re Thorington, 418 F.2d 528, 163 USPQ 644 (CCPA 1969). A timely filed terminal disclaimer in compliance with 37 CFR 1.321(c) or 1.321(d) may be used to overcome an actual or provisional rejection based on non-statutory double patenting provided the reference application or patent either is shown to be commonly owned with the examined application, or claims an invention made as a result of activities undertaken within the scope of a joint research agreement. See MPEP § 717.02 for applications subject to examination under the first inventor to file provisions of the AIA as explained in MPEP § 2159. See MPEP § 2146 et seq. for applications not subject to examination under the first inventor to file provisions of the AIA . A terminal disclaimer must be signed in compliance with 37 CFR 1.321(b). The filing of a terminal disclaimer by itself is not a complete reply to a non-statutory double patenting (NSDP) rejection. A complete reply requires that the terminal disclaimer be accompanied by a reply requesting reconsideration of the prior Office action. Even where the NSDP rejection is provisional the reply must be complete. See MPEP § 804, subsection I.B.1. For a reply to a non-final Office action, see 37 CFR 1.111(a). For a reply to final Office action, see 37 CFR 1.113(c). A request for reconsideration while not provided for in 37 CFR 1.113(c) may be filed after final for consideration. See MPEP §§ 706.07(e) and 714.13. The USPTO Internet website contains terminal disclaimer forms which may be used. Please visit www.uspto.gov/patent/patents-forms. The actual filing date of the application in which the form is filed determines what form (e.g., PTO/SB/25, PTO/SB/26, PTO/AIA /25, or PTO/AIA /26) should be used. A web-based eTerminal Disclaimer may be filled out completely online using web-screens. An eTerminal Disclaimer that meets all requirements is auto-processed and approved immediately upon submission. For more information about eTerminal Disclaimers, refer to www.uspto.gov/patents/apply/applying-online/eterminal-disclaimer. Claims 17-20 are rejected on the ground of non-statutory double patenting as being unpatentable over claims 1-4 of U.S. Patent No. 12,375,431. Although the claims at issue are not identical, they are not patentably distinct from each other because the patent 431 anticipates the pending claims 17-20 as shown in the table below. 19/248,267 12,375,431 17. A method for moving buffers between ports of a network device while maintaining the ports in an active state, the method comprising: determining that a number of the buffers allocated to a first port of the network device are to be reallocated to a second port of the network device; causing a peer port connected to the first port to decrement, by the number, a transmit credit counter associated with the peer port; based at least in part on determining that the peer port decremented the transmit credit counter, releasing the number of the buffers from a buffer pool associated with the first port; and causing a reallocation of the number of the buffers to the second port. 1. A method for moving buffers between ports of a Fibre Channel (FC) device while maintaining the ports in an active state, the method comprising: determining that a number of the buffers allocated to a first port of the FC device are to be reallocated to a second port of the FC device; causing a peer port connected to the first port to decrement, by the number, a transmit credit counter associated with the peer port; based at least in part on determining that the peer port decremented the transmit credit counter, releasing the number of the buffers from a buffer pool associated with the first port; and causing a reallocation of the number of the buffers to the second port. 18. The method of claim 17, further comprising: based at least in part on determining that the number of the buffers are to be reallocated from the first port to the second port, refraining from returning available credits to the peer port; and determining that a total number of the available credits meets or exceeds the number of buffers that are to be reallocated. 2. The method of claim 1, further comprising: based at least in part on determining that the number of the buffers are to be reallocated from the first port to the second port, refraining from returning available credits to the peer port; and determining that a total number of the available credits meets or exceeds the number of buffers that are to be reallocated. 19. The method of claim 18, wherein causing the peer port to decrement the transmit credit counter comprises sending, to the peer port, an indication of the number of the buffers that are to bc reallocated to the second port based at least in part on the total number of the available credits meeting or exceeding the number of the buffers. 20. The method of claim 17, wherein a current value of the transmit credit counter corresponds with a total number of available buffers for a frame transmission between the first port and the peer port. 3. The method of claim 2, wherein causing the peer port to decrement the transmit credit counter comprises sending, to the peer port, an indication of the number of the buffers that are to be reallocated to the second port based at least in part on the total number of the available credits meeting or exceeding the number of the buffers. 4. The method of claim 1, wherein a current value of the transmit credit counter corresponds with a total number of available buffers for an FC frame transmission between the first port and the peer port. Any inquiry concerning this communication or earlier communications from the examiner should be directed to Moustafa M Meky whose telephone number is (571)272-4005. The examiner can normally be reached Monday-Friday 9AM-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, Ario Etienne can be reached at 571-272-4001. 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. /MOUSTAFA M MEKY/Primary Examiner, Art Unit 2457 08/20/2026
Read full office action

Prosecution Timeline

Jun 24, 2025
Application Filed
Aug 25, 2026
Non-Final Rejection mailed — §DP (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
94%
Grant Probability
99%
With Interview (+5.2%)
2y 3m (~1y 0m remaining)
Median Time to Grant
Low
PTA Risk
Based on 733 resolved cases by this examiner. Grant probability derived from career allowance rate.

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