Prosecution Insights
Last updated: August 04, 2026
Application No. 18/366,860

Edge Application Processing Interface Exporter

Final Rejection §103
Filed
Aug 08, 2023
Examiner
LI, HARRISON
Art Unit
2195
Tech Center
2100 — Computer Architecture & Software
Assignee
Cisco Technology Inc.
OA Round
2 (Final)
65%
Grant Probability
Favorable
3-4
OA Rounds
10m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 65% — above average
65%
Career Allowance Rate
15 granted / 23 resolved
+10.2% vs TC avg
Strong +58% interview lift
Without
With
+57.8%
Interview Lift
resolved cases with interview
Typical timeline
3y 10m
Avg Prosecution
19 currently pending
Career history
50
Total Applications
across all art units

Statute-Specific Performance

§101
7.2%
-32.8% vs TC avg
§103
89.5%
+49.5% vs TC avg
§112
3.3%
-36.7% vs TC avg
Black line = Tech Center average estimate • Based on career data from 23 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 . Claims 1-20 are pending. Response to Arguments Regarding: Prior Art Rejections: Applicant’s amendments and arguments regarding the rejection of claims 1-20 under 35 U.S.C. 103 have been fully considered and are moot due to new grounds of rejection necessitated by amendment. 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 1-4, 10, 11-14, 20 are rejected under 35 U.S.C. 103 as being unpatentable over Alamouti et al. US 20210042160 A1 in view of Mehta et al. US 20200195719 A1 in view of Rice et al. US 20200137138 A1. Regarding claim 1, Alamouti teaches the invention substantially as claimed including: An apparatus, comprising: one or more processors ([0089] at least a processor (e.g. 502), a memory (e.g. 504), and/or various other applications or modules stored in the memory which when executed by the processor(s) carry out the methods and approaches described herein); one or more computer-readable non-transitory storage media comprising instructions that, when executed by the one or more processors, cause one or more components of the apparatus to perform operations ([0012] computer readable media may comprise tangible, non-transitory computer readable storage media having computer executable instructions executable by a processor, the instructions that, when executed by the processor, cause the processor to carry out any combination of the various methods and approaches provided herein) comprising: receiving a first notification message associated with an instance of an edge application at an edge site of an edge network (Fig 9 Client application sends API request to Edge node activation module with API Gateway); receiving a subset of a unique identifier associated with the instance of the edge application from an application processing interface (API) router agent associated with the edge application ([0099] The API gateway makes the API end-points for each service accessible from all other nodes in a cluster. By providing this API gateway, the edge node activation module 508 provides functionalities that abstract the complexity of dealing with other microservices in different clusters; Examiner notes: API Gateways share API information with other edge networks so that microservice functionalities are exposed to other edge devices to use); determining, using the subset of the unique identifier, a complete unique identifier associated with the instance of the edge application ([0118] the edge node activation module 922 … determines a type of one or more microservices required to service the request; Examiner notes: HTTP requests in Alamouti, the edge node activation module determines the destination URL of the API request including the exposed end points); generating a second notification message corresponding to an API call using the complete unique identifier associated with the instance of the edge application; exposing the second notification message to the API router agent associated with the edge application ([0119] if the determined type of microservice required to service the request is of a global nature or corresponds to a globally hosted microservice, then the API gateway 924 sends an http/https request 906 to the API gateway 908); Alamouti does not explicitly teach determining a network connection with the API router agent associated with the edge application; and in response to determining the network connection is stable, exposing the second notification message to the API router agent associated with the edge application. However, Mehta teaches determining a network connection with the API router agent associated with the edge application; and in response to determining the network connection is stable, exposing the second notification message to the API router agent associated with the edge application ([0339] the region notification service 1542A can wait for the network connection to become stronger (e.g., above a threshold link strength level) before delivering messages from the work queue to the master storage manager 140 (e.g., the synchronization service 456); [0340] The region notification service 1542A can ensure delivery of messages to these components by waiting to deliver messages when a network connection is strong). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the invention to have combined Mehta’s network-based message delivery with the existing system. A person of ordinary skill in the art would have been motivated to make this combination to provide the resulting system with the advantage of continued operation during network issues (see Mehta [0339] The region notification service 1542A may be configured to operate even if network issues are present). Alamouti and Mehta do not explicitly teach determining, using the subset of the unique identifier, a complete unique identifier associated with the instance of the edge application wherein the complete unique identifier comprises the subset of the unique identifier. However, Rice teaches determining, using the subset of the unique identifier, a complete unique identifier associated with the instance of the edge application, wherein the complete unique identifier comprises the subset of the unique identifier ([[0042] For example, the entity identifier of the entity that submitted the endpoint URL request to the Endpoint URL generator 100 may be 219342. The string “219342” may be input to the cryptographic hashing algorithm, which may output the alphanumeric string “b2ba6f44c0483d773e2fc14e55a85907”. The alphabetical string “mc” may be prepended to the alphanumeric string. The endpoint identified in the endpoint URL request may be located in stack A 121 of the server system 100 and have an endpoint URL of “entityA.serviceB.stackA.serversystem.com”. The Endpoint URL generator 100 may generate a custom endpoint URL of “mcb2ba6f44c0483d773e2fc14e55a85907.entityA.serviceB.serversystem.com”. ). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the invention to have combined Rice’s entity-based URL generator with the existing system. A person of ordinary skill in the art would have been motivated to make this combination to provide the resulting system with the advantage of building tenant-specific URL’s to access remote services (see Rice [0017] Any number of entities may use a cloud computing server system. The entities may be, for example, individuals, groups, businesses, and organizations, which may be customers of an operator of the cloud computing server system. The entities may host and access data and software on the cloud computing server system through services offered by the cloud computing server system. Each service offered by the cloud computing server system to an entity may be available at an endpoint located in the stack of the cloud computing server system to which the entity is assigned and may be accessible using an endpoint URL. Each entity may have a different endpoint URL for accessing the same service on the same stack, as each entity may be given its own endpoints for the services offered by the cloud computing server system). Regarding claim 2, Alamouti, Mehta, and Rice teach the apparatus of claim 1. Mehta further teaches in response to determining the network connection is stable, sending the second notification message to the API router agent associated with the edge application to interpret the second notification message as a direct API call for the edge application to respond ([0086] Communication pathways 114 in some cases may also include application programming interfaces (APIs) including, e.g., cloud service provider APIs, virtual machine management APIs, and hosted service provider APIs; [0339] the region notification service 1542A can wait for the network connection to become stronger (e.g., above a threshold link strength level) before delivering messages from the work queue to the master storage manager 140 (e.g., the synchronization service 456)). Regarding claim 3, Alamouti, Mehta, and Rice teach the apparatus of claim 2. Alamouti further teaches in response to determining the network connection is stable, performing, using the API router agent associated with the edge application, a direct API call of a local API exposed by the edge application ([0090] expose the services using the API gateway. To this end, the edge node activation module 508 is configured to discover, connect, and communicate with other edge nodes in one or more clusters (within or across). The memory 504 also includes one or more microservices (μS) depicted as 518, 520 and 522 in FIG. 5. The microservice 522 is shown to be a part of user interface (UI) apps 524. The memory 504 also includes other UI apps 526 without a microservice therein. All the microservices (518, 520 & 522) and the UI apps (524 & 526) are accessible through a 3rd party exposed API depicted as 528 in FIG. 5). Regarding claim 4, Alamouti, Mehta, and Rice teach the apparatus of claim 1. Mehta further teaches in response to determining the network connection is not stable, deferring, using the API router agent associated with the edge application, the second notification message to the edge application until the network connection with the edge application is re-established (([0339] the region notification service 1542A can wait for the network connection to become stronger (e.g., above a threshold link strength level) before delivering messages from the work queue to the master storage manager 140 (e.g., the synchronization service 456)). Regarding claim 10, Alamouti, Mehta, and Rice teach the apparatus of claim 1. Alamouti further teaches wherein the API call is secure to be accessed by a tenant owning the edge site ([0100] At the edge node, security becomes a crucial aspect of how microservices communicate. Certain elements like firewalls and network partitioning are very common in central cloud but may not generally exist on the edge. Therefore, it may be necessary to handle multiple levels of security. For instance, on the link-local cluster, it is not possible to use https because nodes in the cluster do not have domain names. The communication between nodes within the same link-local network are therefore encrypted. In addition, the API of each microservice is protected via tokens. Generally, the edge node activation module 508 runs in a trustless network environment. Therefore, it cannot be assumed that the firewalls protect the microservices running on edge nodes. In an embodiment, dealing with having a valid and non-expired token is abstracted by the sidecar pattern. Since that there are some special nodes that may manage data from other nodes (e.g. cache node, or link-local proxy node), user payload may need to be encrypted so that it is only visible to authorized parties. In an embodiment, acquiring the key, encrypting, and decrypting of user payload are also abstracted by the sidecar). Regarding claims 11-14, they are the computer-implemented methods of claims 1-4 respectfully. Therefore, they are rejected for the same reasons as claims 1-4 respectfully. Regarding claim 20, it is the non-transitory computer-readable medium of claim 1 respectfully. Therefore, it is rejected for the same reasons as claim 1 respectfully. Alamouti teaches non-transitory computer-readable medium comprising instructions that are configured, when executed by a processor, to ([0089] The memory corresponds to non-transitory computer readable medium having instructions implementing the various technologies described herein). Claims 5-8 and 15-18 are rejected under 35 U.S.C. 103 as being unpatentable over Alamouti et al. US 20210042160 A1 in view of Mehta et al. US 20200195719 A1 in view of Rice et al. US 20200137138 A1 in view of Sun et al. US 20240143323 A1. Regarding claim 5, Alamouti, Mehta, and Rice teach the apparatus of claim 1. Rice further teaches the subset of the unique identifier associated with the instance of the edge application includes a unique deployment identifier ([0042] stackA) and an instance number ([0042] the entity identifier of the entity that submitted the endpoint URL request to the Endpoint URL generator 100 may be 219342). determining the complete unique identifier associated with the instance of the edge application using a tenant identifier ([0042] entityA), a site identifier ([0042] serversystem.com), a unique application identifier ([0042] serviceB), the unique deployment identifier ([0042] stackA), the instance number ([0042] the entity identifier of the entity that submitted the endpoint URL request to the Endpoint URL generator 100 may be 219342). Alamouti, Mehta, and Rice do not explicitly teach determining the complete unique identifier associated with the instance of the edge application using an end-point. However, Sun teaches determining the complete unique identifier associated with the instance of the edge application using an end-point ([0031] the Internet can provide file transfer, remote login, email, news, RSS, and other services through any known or convenient protocol, such as, but not limited to the TCP/IP protocol, Open System Interconnections (OSI), FTP, UPnP, iSCSI, NSF, ISDN, PDH, RS-232, SDH, SONET, etc; [0061] API messages address to or received from a first group of clients (identified by IP addresses) are routed differently than API messages addressed to or received from a second group of clients. In some embodiments, a given policy maps different policy actions to different routes, with the different routes being identified by unique identifiers; [0062] routes 408 and services 406 are defined by data objects managed and stored by the API gateway 400. For example, a service data object that defines a service 406 includes a name (e.g., example_service) and upstream API connection information. In some examples, the connection information is provided as a single string representing a URL or as multiple individual values for protocol, host, port, and path. In some embodiments, services 406 have a one-to-many relationship with upstream APIs 404, which enables creation and application of sophisticated traffic management behaviors; Examiner notes: the API service requested must be identified in the client’s request according to the protocol used for instance in an URL link. In TCP/IP, destination IP addresses + ports must be specified as well as API endpoints in HTTP requests see https://www.geeksforgeeks.org/computer-networks/tcp-ip-model/). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the invention to have combined Sun’s unique service identifiers with the existing system. A person of ordinary skill in the art would have been motivated to make this combination to provide the resulting system with the advantage of selective routing for service requests by clients (see Sun [0060] routes 408 represent different interactions with a service 406 by multiple clients, in some examples, and enables different controls to be discriminatively or selectively realized for the same service). Regarding claim 6, Alamouti, Mehta, Rice, and Sun teach the apparatus of claim 5. Sun further teaches wherein the instance number is optionally created as an edge application decision depending on an API description in the first notification message ([0057] The API gateway 400 takes requests from API clients 402 and passes the requests to the appropriate upstream API based on the configuration of routes 408. In some examples, the requests are received on a data plane or an API message layer (e.g., an application layer, Layer 7). For example, the API gateway 400 decrypts, combines, filters, processes, parses, and/or the like data packets in order to form API messages and message data for routing; [0061] with geolocation policies across different routes, API messages addressed to or received from clients located in a first location are routed differently than API messages addressed to or received from clients located in a second location). Regarding claim 7, Alamouti, Mehta, Rice, and Sun teach the apparatus of claim 5. Alamouti further teaches determining an end-point corresponding to the instance of the edge application ([0067] the microservices enabled on the edge nodes expose their services through a common embedded webserver. API endpoints for each service are accessible from all other edge nodes in an edge cluster). Sun further teaches accessing router data associated with the instance of the edge application, wherein the router data includes the tenant identifier and the site identifier (Fig 5 URL examples; [0062] upstream API connection information. In some examples, the connection information is provided as a single string representing a URL or as multiple individual values for protocol, host, port, and path; Examiner notes: the URL format includes domain host and different site identifiers in the path); Regarding claim 8, Alamouti, Mehta, Rice, and Sun teach the apparatus of claim 7. Sun further teaches determining, using the router data, the end-point, and the subset of the unique identifier, the complete unique identifier associated with the instance of the edge application ([0070] FIG. 5A illustrates an example of a request for causing creation of a routing data object (e.g., a HTTP POST request). In the illustrated example, the request is addressed to a URL of a specific service to which the created routing data object will point. In the illustrated example, the request includes the match expression to be used by the created routing data object. In particular, the match expression includes a matching rule http.path==“/mock”, generally indicating that API requests having a request path of /mock will be matched with the created routing data object. This match expression results in said API requests being routed to the service example_service under which the routing data object is created). Regarding claims 15-18, they are the computer-implemented methods of claims 5-8 respectfully. Therefore, they are rejected for the same reasons as claims 5-8 respectfully. Claims 9 and 19 are rejected under 35 U.S.C. 103 as being unpatentable over Alamouti et al. US 20210042160 A1 in view of Mehta et al. US 20200195719 A1 in view of Rice et al. US 20200137138 A1 in view of Sun et al. US 20240143323 A1 in view of Jin et al. US 20140075460 A1. Regarding claim 9, Alamouti and Mehta teach the apparatus of claim 1. Alamouti and Mehta do not explicitly teach the first notification message includes a description of the API to expose and the first notification message includes a protocol and one or more end-points. However, Sun teaches the first notification message includes a description of an API to expose and the first notification message includes a protocol and one or more end-points ([0055] the main attribute of a service is a uniform resource locator (URL) that is specified by a single string (e.g., example_service in the illustrated example), or by a protocol, host, port, and path individually). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the invention to have combined Sun’s API request contents with the existing system. A person of ordinary skill in the art would have been motivated to make this combination to provide the resulting system with the advantage of URL formatted API requests (see Sun [0030] gateway node 206 positioned between a client 202 and one or more HTTP APIs.). Alamouti, Mehta, and Sun do not explicitly teach the description of the first notification message is received in Open-API format. However, Jin teaches the description of the first notification message is received in Open-API format ([0026] The invocation request includes an OpenAPI function parameter, and the OpenAPI function parameter is not only used to indicate which function the user needs to complete, but also used to indicate an OpenAPI type the selection device needs to select). It would have been obvious to a person having ordinary skill in the art before the effective filing date of the invention to have combined Jin’s usage of OpenAPI with the existing system. A person of ordinary skill in the art would have been motivated to make this combination to provide the resulting system with the advantage of API standardization (see Jin [0003] With the development of an OpenAPI technology, OpenAPI providers become more and more, the number of OpenAPIs available on the Internet (Internet) also increases continuously, and the number of OpenAPIs with the same function also increases continuously, which provides more selections for a user). Regarding claim 19, it is the computer-implemented method of claim 9 respectfully. Therefore, it is rejected for the same reasons as claim 9 respectfully. 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 HARRISON LI whose telephone number is (703) 756-1469. The examiner can normally be reached Monday-Friday 9:00am-5:30pm ET. 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, Aimee Li can be reached on (571) 272-4169. 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. /H.L./ Examiner, Art Unit 2195 /Aimee Li/Supervisory Patent Examiner, Art Unit 2195
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Prosecution Timeline

Aug 08, 2023
Application Filed
Jan 09, 2026
Non-Final Rejection mailed — §103
Apr 02, 2026
Response Filed
Apr 02, 2026
Examiner Interview Summary
Apr 02, 2026
Applicant Interview (Telephonic)
Jun 11, 2026
Final Rejection mailed — §103 (current)

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Prosecution Projections

3-4
Expected OA Rounds
65%
Grant Probability
99%
With Interview (+57.8%)
3y 10m (~10m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 23 resolved cases by this examiner. Grant probability derived from career allowance rate.

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