Prosecution Insights
Last updated: October 25, 2026
Application No. 18/950,374

JOINT, SERVER AND COMPUTING SYSTEM

Non-Final OA §103
Filed
Nov 18, 2024
Priority
May 31, 2024 — CN 202410701418.9
Examiner
CARY, KELSEY E
Art Unit
3753
Tech Center
3700 — Mechanical Engineering & Manufacturing
Assignee
Fulian Precision Electronics (Tianjin) Co., Ltd.
OA Round
1 (Non-Final)
75%
Grant Probability
Favorable
1-2
OA Rounds
4m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 75% — above average
75%
Career Allowance Rate
424 granted / 565 resolved
+5.0% vs TC avg
Strong +25% interview lift
Without
With
+24.8%
Interview Lift
resolved cases with interview
Typical timeline
2y 4m
Avg Prosecution
18 currently pending
Career history
594
Total Applications
across all art units

Statute-Specific Performance

§101
0.5%
-39.5% vs TC avg
§103
46.5%
+6.5% vs TC avg
§102
24.0%
-16.0% vs TC avg
§112
26.6%
-13.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 565 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. The factual inquiries for establishing a background for determining obviousness under 35 U.S.C. 103 are summarized as follows: 1. Determining the scope and contents of the prior art. 2. Ascertaining the differences between the prior art and the claims at issue. 3. Resolving the level of ordinary skill in the pertinent art. 4. Considering objective evidence present in the application indicating obviousness or nonobviousness. This application currently names joint inventors. In considering patentability of the claims the examiner presumes that the subject matter of the various claims was commonly owned as of the effective filing date of the claimed invention(s) absent any evidence to the contrary. Applicant is advised of the obligation under 37 CFR 1.56 to point out the inventor and effective filing dates of each claim that was not commonly owned as of the effective filing date of the later invention in order for the examiner to consider the applicability of 35 U.S.C. 102(b)(2)(C) for any potential 35 U.S.C. 102(a)(2) prior art against the later invention. Claim(s) 1, 3, 7, 8, 10, and 14 is/are rejected under 35 U.S.C. 103 as being unpatentable over Guzman Trevino et al. (U.S. 2022/0307454) in view of Tiberghien et al. (U.S. 2013/0319558). Regarding claim 1, Guzman Trevino discloses a joint (60) comprising: a base (11, 40, 21) defining a spherical cavity, an opening (16), and an outlet 25 (see Figure 3; see paragraph 0037); a plug connector (12, 10) comprising a ball head (12) rotatably placed in the spherical cavity and a tube (10) extending through the opening (16), and the plug connector (12, 10) defining a tunnel communicating with the outlet (see paragraph 0037; see Figure 3); wherein a diameter of the opening (16) is smaller than a diameter of the spherical cavity and the diameter of the opening (16) is larger than a diameter of the tube 10 (see Figure 3). Guzman Trevino fails to disclose a core-stem positioned in the tunnel; and a check valve comprising a block and a spring; the block surrounds the core-stem and is configured for blocking a loop-inlet formed between the core-stem and the tube, when a plug is inserted into the tube, the plug pushes the block out of the loop-inlet to communicate the plug with the tunnel and the spring is compressed, and when the plug is pulled out of the tube, the spring pushes the block back into the loop-inlet to block the loop-inlet. Tiberghien teaches a connector comprising a core-stem (8) positioned in a tunnel (see Figure 1); and a check valve (3b, 3f) comprising a block (3b) and a spring 3f (see paragraph 0048; see Figure 1); the block (3b) surrounds the core-stem (8) and is configured for blocking a loop-inlet formed between the core-stem (8) and a tube (3a), when a plug (2a) is inserted into the tube (3a), the plug (2a) pushes the block (3b) out of the loop-inlet to communicate the plug (2a) with the tunnel and the spring (3f) is compressed, and when the plug (2a) is pulled out of the tube (3a), the spring (3f) pushes the block (3b) back into the loop-inlet to block the loop-inlet (see Figures 1 and 5; see paragraphs 0048, 0077-0079). It would have been obvious to one of ordinary skill in the art at the time the invention was effectively filed to have modified Guzman Trevino to provide a core-stem positioned in the tunnel; and a check valve comprising a block and a spring; the block surrounds the core-stem and is configured for blocking a loop-inlet formed between the core-stem and the tube, when a plug is inserted into the tube, the plug pushes the block out of the loop-inlet to communicate the plug with the tunnel and the spring is compressed, and when the plug is pulled out of the tube, the spring pushes the block back into the loop-inlet to block the loop-inlet, as taught by Tiberghien. Doing so would prevent back flow when disconnected. Regarding claim 3, Guzman Trevino as modified teaches the invention as essentially claimed, and further teaches wherein the base (11, 40, 21) comprises a socket (40, 21) and a cover (11), the outlet (25) is formed by the socket (40, 21), the opening (16) is formed by the cover (11), the spherical cavity is formed by the socket (40, 21) and the cover 11 (see Figure 3). Regarding claim 7, Guzman Trevino as modified teaches the invention as essentially claimed, and further teaches wherein the socket (40, 21) further comprises a pipe (21), the pipe (21) is communicated with the tunnel, and the outlet (25) is formed on an end of the pipe (21) away from the socket 40, 21 (see Figure 3). Regarding claim 8, Guzman Trevino discloses a chassis 20 (see paragraph 0035; see Figure 2); and a joint (60) located on the chassis 20 (see Figure 2; see paragraph 0035); the joint (60) comprising: a base (11, 40, 21) defining a spherical cavity, an opening (16), and an outlet 25 (see Figure 3; see paragraph 0037); a plug connector (12, 10) comprising a ball head (12) rotatably placed in the spherical cavity and a tube (10) extending through the opening (16), and the plug connector (12, 10) defining a tunnel communicating with the outlet (see paragraph 0037; see Figure 3); wherein a diameter of the opening (16) is smaller than a diameter of the spherical cavity and the diameter of the opening (16) is larger than a diameter of the tube 10 (see Figure 3). Regarding “a server”, please note that the limitation has not been given patentable weight because a preamble is denied the effect of a limitation where the claim is drawn to a structure and the portion of the claim following the preamble is a self-contained description of the structure not depending for completeness upon the introductory clause. Guzman Trevino fails to disclose a core-stem positioned in the tunnel; and a check valve comprising a block and a spring; the block surrounds the core-stem and is configured for blocking a loop-inlet formed between the core-stem and the tube, when a plug is inserted into the tube, the plug pushes the block out of the loop-inlet to communicate the plug with the tunnel and the spring is compressed, and when the plug is pulled out of the tube, the spring pushes the block back into the loop-inlet to block the loop-inlet. Tiberghien teaches a connector comprising a core-stem (8) positioned in a tunnel (see Figure 1); and a check valve (3b, 3f) comprising a block (3b) and a spring 3f (see paragraph 0048; see Figure 1); the block (3b) surrounds the core-stem (8) and is configured for blocking a loop-inlet formed between the core-stem (8) and a tube (3a), when a plug (2a) is inserted into the tube (3a), the plug (2a) pushes the block (3b) out of the loop-inlet to communicate the plug (2a) with the tunnel and the spring (3f) is compressed, and when the plug (2a) is pulled out of the tube (3a), the spring (3f) pushes the block (3b) back into the loop-inlet to block the loop-inlet (see Figures 1 and 5; see paragraphs 0048, 0077-0079). It would have been obvious to one of ordinary skill in the art at the time the invention was effectively filed to have modified Guzman Trevino to provide a core-stem positioned in the tunnel; and a check valve comprising a block and a spring; the block surrounds the core-stem and is configured for blocking a loop-inlet formed between the core-stem and the tube, when a plug is inserted into the tube, the plug pushes the block out of the loop-inlet to communicate the plug with the tunnel and the spring is compressed, and when the plug is pulled out of the tube, the spring pushes the block back into the loop-inlet to block the loop-inlet, as taught by Tiberghien. Doing so would prevent back flow when disconnected. Regarding claim 10, Guzman Trevino as modified teaches the invention as essentially claimed, and further teaches wherein the base (11, 40, 21) comprises a socket (40, 21) and a cover (11), the outlet (25) is formed by the socket (40, 21), the opening (16) is formed by the cover (11), the spherical cavity is formed by the socket (40, 21) and the cover 11 (see Figure 3). Regarding claim 14, Guzman Trevino as modified teaches the invention as essentially claimed, and further teaches wherein the socket (40, 21) further comprises a pipe (21), the pipe (21) is communicated with the tunnel, and the outlet (25) is formed on an end of the pipe (21) away from the socket 40, 21 (see Figure 3). Claim(s) 2 and 9 is/are rejected under 35 U.S.C. 103 as being unpatentable over Guzman Trevino in view of Tiberghien in further view of Onishi et al. (U.S. 2009/0205687). Regarding claims 2 and 9, Guzman Trevino as modified teaches the invention as essentially claimed, but fails to teach wherein the ball head defines a first seal-ring groove, the first seal-ring groove is configured for positioning a first seal-ring, the first seal-ring is compressed by an interior surface of the base and an exterior surface of the ball head. Onishi teaches a connector wherein a ball head defines a first seal-ring groove, the first seal-ring groove is configured for positioning a first seal-ring (47), the first seal-ring (47) is compressed by an interior surface of a base and an exterior surface of the ball head (see Figure 14; see paragraph 0104). It would have been obvious to one of ordinary skill in the art at the time the invention was effectively filed to have modified Guzman Trevino to provide wherein the ball head defines a first seal-ring groove, the first seal-ring groove is configured for positioning a first seal-ring, the first seal-ring is compressed by an interior surface of the base and an exterior surface of the ball head. Doing so would provide prevent leakage (see paragraph 0104), as recognized by Onishi. Claim(s) 15 and 17 is/are rejected under 35 U.S.C. 103 as being unpatentable over Guzman Trevino in view of Monfarad (U.S. 2004/0163403), in further view of Tiberghien. Regarding claim 15, Guzman Trevino discloses a chassis 20 (see paragraph 0035; see Figure 2); and a joint (60) located on the chassis 20 (see Figure 2; see paragraph 0035); the joint (60) comprising: a base (11, 40, 21) defining a spherical cavity, an opening (16), and an outlet 25 (see Figure 3; see paragraph 0037); a plug connector (12, 10) comprising a ball head (12) rotatably placed in the spherical cavity and a tube (10) extending through the opening (16), and the plug connector (12, 10) defining a tunnel communicating with the outlet (see paragraph 0037; see Figure 3); wherein a diameter of the opening (16) is smaller than a diameter of the spherical cavity and the diameter of the opening (16) is larger than a diameter of the tube 10 (see Figure 3). Guzman Trevino fails to disclose a computing system comprising: a rack comprising a plurality of plugs; a plurality of servers placed in the rack, each of the plurality of servers comprising: a chassis; a core-stem positioned in the tunnel; and a check valve comprising a block and a spring; the block surrounds the core-stem and is configured for blocking a loop-inlet formed between the core-stem and the tube, when a plug is inserted into the tube, the plug pushes the block out of the loop-inlet to communicate the plug with the tunnel and the spring is compressed, and when the plug is pulled out of the tube, the spring pushes the block back into the loop-inlet to block the loop-inlet. Monfarad teaches connectors for a computing system comprising: a rack comprising a plurality of plugs; a plurality of servers placed in the rack, each of the plurality of servers comprising: a chassis (see paragraphs 0040-0045). It would have been obvious to one of ordinary skill in the art at the time the invention was effectively filed to have modified Guzman Trevino to provide a computing system comprising: a rack comprising a plurality of plugs; a plurality of servers placed in the rack, each of the plurality of servers comprising: a chassis, as taught by Monfarad. Doing so would utilize the joint in a known alternative manner. The combination fails to teach a core-stem positioned in the tunnel; and a check valve comprising a block and a spring; the block surrounds the core-stem and is configured for blocking a loop-inlet formed between the core-stem and the tube, when a plug is inserted into the tube, the plug pushes the block out of the loop-inlet to communicate the plug with the tunnel and the spring is compressed, and when the plug is pulled out of the tube, the spring pushes the block back into the loop-inlet to block the loop-inlet. Tiberghien teaches a connector comprising a core-stem (8) positioned in a tunnel (see Figure 1); and a check valve (3b, 3f) comprising a block (3b) and a spring 3f (see paragraph 0048; see Figure 1); the block (3b) surrounds the core-stem (8) and is configured for blocking a loop-inlet formed between the core-stem (8) and a tube (3a), when a plug (2a) is inserted into the tube (3a), the plug (2a) pushes the block (3b) out of the loop-inlet to communicate the plug (2a) with the tunnel and the spring (3f) is compressed, and when the plug (2a) is pulled out of the tube (3a), the spring (3f) pushes the block (3b) back into the loop-inlet to block the loop-inlet (see Figures 1 and 5; see paragraphs 0048, 0077-0079). It would have been obvious to one of ordinary skill in the art at the time the invention was effectively filed to have modified Guzman Trevino to provide a core-stem positioned in the tunnel; and a check valve comprising a block and a spring; the block surrounds the core-stem and is configured for blocking a loop-inlet formed between the core-stem and the tube, when a plug is inserted into the tube, the plug pushes the block out of the loop-inlet to communicate the plug with the tunnel and the spring is compressed, and when the plug is pulled out of the tube, the spring pushes the block back into the loop-inlet to block the loop-inlet, as taught by Tiberghien. Doing so would prevent back flow when disconnected. Regarding claim 17, Guzman Trevino as modified teaches the invention as essentially claimed, and further teaches wherein the base (11, 40, 21) comprises a socket (40, 21) and a cover (11), the outlet (25) is formed by the socket (40, 21), the opening (16) is formed by the cover (11), the spherical cavity is formed by the socket (40, 21) and the cover 11 (see Figure 3). Claim(s) 16 is/are rejected under 35 U.S.C. 103 as being unpatentable over Guzman Trevino in view of Monfarad, in further view of Tiberghien, in further view of Onishi. Regarding claims 16, Guzman Trevino as modified teaches the invention as essentially claimed, but fails to teach wherein the ball head defines a first seal-ring groove, the first seal-ring groove is configured for positioning a first seal-ring, the first seal-ring is compressed by an interior surface of the base and an exterior surface of the ball head. Onishi teaches a connector wherein a ball head defines a first seal-ring groove, the first seal-ring groove is configured for positioning a first seal-ring (47), the first seal-ring (47) is compressed by an interior surface of a base and an exterior surface of the ball head (see Figure 14; see paragraph 0104). It would have been obvious to one of ordinary skill in the art at the time the invention was effectively filed to have modified Guzman Trevino to provide wherein the ball head defines a first seal-ring groove, the first seal-ring groove is configured for positioning a first seal-ring, the first seal-ring is compressed by an interior surface of the base and an exterior surface of the ball head. Doing so would provide prevent leakage (see paragraph 0104), as recognized by Onishi. Allowable Subject Matter Claims 4-6, 11-13, and 18-20 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 The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. Wada (U.S. 2017/0336005) discloses a coupling comprising a ball head with a valve within. Any inquiry concerning this communication or earlier communications from the examiner should be directed to KELSEY E CARY whose telephone number is (571)272-9427. The examiner can normally be reached Monday-Friday 9:30am-5:30pm. 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 supervisors, Craig Schneider can be reached at (571)-272-3607 or Kenneth Rinehart can be reached at 571-272-4881.. 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. /KELSEY E CARY/Primary Examiner, Art Unit 3753
Read full office action

Prosecution Timeline

Nov 18, 2024
Application Filed
Oct 16, 2026
Non-Final Rejection mailed — §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
75%
Grant Probability
99%
With Interview (+24.8%)
2y 4m (~4m remaining)
Median Time to Grant
Low
PTA Risk
Based on 565 resolved cases by this examiner. Grant probability derived from career allowance rate.

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