Prosecution Insights
Last updated: May 29, 2026
Application No. 18/230,330

PIPE CONNECTION ASSEMBLY AND INFLATABLE PRODUCT

Final Rejection §102§103
Filed
Aug 04, 2023
Priority
Mar 14, 2023 — CN 202320509835.4
Examiner
BOCHNA, DAVID
Art Unit
3679
Tech Center
3600 — Transportation & Electronic Commerce
Assignee
BESTWAY INFLATABLES & MATERIAL CORP.
OA Round
4 (Final)
80%
Grant Probability
Favorable
5-6
OA Rounds
0m
Est. Remaining
94%
With Interview

Examiner Intelligence

Grants 80% — above average
80%
Career Allowance Rate
1448 granted / 1814 resolved
+27.8% vs TC avg
Moderate +14% lift
Without
With
+13.7%
Interview Lift
resolved cases with interview
Typical timeline
2y 6m
Avg Prosecution
35 currently pending
Career history
1852
Total Applications
across all art units

Statute-Specific Performance

§101
0.2%
-39.8% vs TC avg
§103
45.3%
+5.3% vs TC avg
§102
31.6%
-8.4% vs TC avg
§112
16.2%
-23.8% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1814 resolved cases

Office Action

§102 §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 . Allowable Subject Matter The indicated allowability of claim1, 10, 18 and 21-37 is withdrawn in view of the amendment to the claims submitted on 2/9/26. The prior art of Sauer 4,451,070 is being reapplied due to the removal of the limitation “wherein the limiting portion has an acute angle in cross section”. This limitation was added to overcome the Sauer rejection in the amendment filed on 10/23/24 and now that the limitation is deleted, the art is being reapplied. Rejections based on the newly cited reference(s) follow. Claim Rejections - 35 USC § 102 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 (i.e., changing from AIA to pre-AIA ) 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. The following is a quotation of the appropriate paragraphs of 35 U.S.C. 102 that form the basis for the rejections under this section made in this Office action: A person shall be entitled to a patent unless – (a)(1) the claimed invention was patented, described in a printed publication, or in public use, on sale, or otherwise available to the public before the effective filing date of the claimed invention. Claim(s) 1, 10, 18, 21-23 and 25-37 is/are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Sauer 4,451,070. In regard to claim 1, Sauer discloses (fig. 5) a pipe connection assembly, comprising: a first pipe 8 comprising a first end, a second end and a tubular wall between the first and second ends, the tubular wall having an outer periphery; a second pipe 7 comprising: an insertion portion inserted into the first pipe from the second end of the first pipe, and a first protrusion 10 protruding radially outward from the insertion portion and forcing the tubular wall of the first pipe 8 to expand radially outward to form a second protrusion; and a fixing member 39 sleeved around an outer periphery of the first pipe and disposed between the second protrusion and the second end of the first pipe, the fixing member comprising: a first end 42 abutting against the second protrusion; a second end 41 disposed between the first end of the fixing member and the second end of the second pipe; and a plurality of circumferentially-spaced claws 45 engaging with an outer periphery of the first pipe, each of the plurality of circumferentially-spaced claws having an end portion 41 curved inwards in a radial direction to form a limiting portion. In regard to claim 10, Sauer discloses an inflatable product (8 is flexible and therefore inflatable) having a pipe assembly, the pipe assembly comprising: a first pipe 8 comprising a first end, a second end and a tubular wall between the first and second ends, the tubular wall having an outer periphery; a second pipe 7 comprising: an insertion portion 7 inserted into the first pipe from the second end of the first pipe, and a first protrusion 10 protruding radially outward from the insertion portion and forcing the tubular wall of the first pipe to expand radially outward to form a second protrusion; and a fixing member 39 sleeved around an outer periphery of the first pipe and disposed between the second protrusion and the second end of the first pipe, the fixing member comprising: a first end 42 abutting against the second protrusion; a second end 41 disposed between the first end of the fixing member and the second end of the second pipe; and a plurality of circumferentially-spaced claws 45 engaging with an outer periphery of the first pipe, each of the plurality of circumferentially-spaced claws having an end portion 41 curved inwards in a radial direction to form a limiting portion. In regard to claim 18, Sauer discloses an inflatable product comprising: at least one inflatable chamber (8 has a bore and is flexible, therefore the bore of the 8 is inflatable) defining at least one tubular wall having an outer periphery; and a pipe assembly comprising: a pipe 7 including an insertion portion inserted into the at least one inflatable chamber 8; a protrusion 10 protruding radially outward from the insertion portion and forcing the at least one tubular wall to expand radially outward to form a second protrusion; and a fixing member 39 comprising: a plurality of circumferentially-spaced claws 45 engaging with the outer periphery of the at least one tubular wall, each of the plurality of circumferentially- spaced claws having an end portion 41 curved inwards in a radial direction to form a limiting portion. In regard to claim 21, wherein the second protrusion (protrusion of 8) is positioned between the fixing member 39 and the first protrusion 10 and forms a seal between the first pipe and the second pipe. In regard to claim 22, wherein the second protrusion forms a stop between the fixing member 39 and the first pipe 10 to prevent the fixing member from sliding out of the first pipe. In regard to claim 23, wherein the first protrusion 10 entirely surrounds the insertion portion of the second pipe 7 in a circumferential direction. In regard to claim 25, wherein the plurality of circumferentially-spaced claws 45 extend from the second end of the fixing member in a lengthwise direction and extend towards the second pipe 7. In regard to claim 26, wherein an inner diameter (at 41 or 42) defined between each of the plurality of circumferentially-spaced claws is less than an outer diameter of the first pipe 8. In regard to claim 27, wherein the limiting portion 41 of each of the plurality of circumferentially-spaced claws is clamped to the outer periphery of the tubular wall of the first pipe 8. In regard to claim 28, wherein a radial distance between each limiting portion 41 of the plurality of circumferentially-spaced claws and the first protrusion of the second pipe is less than a thickness of the tubular wall of the first pipe (see fig. 5). In regard to claim 29, wherein the plurality of circumferentially-spaced claws 45 extend from the second end of the fixing member in a lengthwise direction and extend towards the second pipe 7. In regard to claim 30, wherein an inner diameter (at 41 or 42) defined between each of the plurality of circumferentially-spaced claws is less than an outer diameter of the first pipe. In regard to claim 31, wherein a radial distance between each limiting portion 41 of the plurality of circumferentially-spaced claws and the first protrusion of the second pipe is less than a thickness of the first pipe (see fig. 5). In regard to claim 32, wherein the second protrusion (protrusion of 8) is positioned between the fixing member 39 and the first protrusion 10 and forms a seal between the first pipe and the second pipe. In regard to claim 33, wherein the second protrusion forms a stop between the fixing member 39 and the first pipe 7 to prevent the fixing member from sliding out of the first pipe. In regard to claim 34, wherein the plurality of circumferentially-spaced claws 45 extend from the fixing member in a lengthwise direction and extend towards the pipe (at 41). In regard to claim 35, wherein an inner diameter defined between each of the plurality of circumferentially-spaced claws (at 41) is less than an outer diameter of the pipe 8. In regard to claim 36, wherein the limiting portion of each of the plurality of circumferentially-spaced claws is clamped to the outer periphery of the tubular wall (see fig. 5). In regard to claim 37, wherein a radial distance between each limiting portion of the plurality of circumferentially-spaced claws and the protrusion of the pipe is less than a thickness of the tubular wall of the first pipe (see fig. 5). Claim Rejections - 35 USC § 103 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 (i.e., changing from AIA to pre-AIA ) 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. 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) 24 is/are rejected under 35 U.S.C. 103 as being unpatentable over Sauer 4,451,070 in view of Huang 6,557,788. In regard to claim 24, Sauer discloses a second pipe as described above, but it is unclear as to the exact structure of the second of the second pipe. Huang teaches that providing a second end of a second pipe 14 in a similar type of pipe coupling with an internal threaded end 12 is common and well known in the art. Therefore it would have been obvious to provide the second end of the second pipe 7 of Sauer with an internal threaded end, as taught by Huang. Response to Arguments Applicant’s arguments with respect to claim(s) 1, 10, 18 and 21-37 have been considered but are moot because the new ground of rejection does not rely on any reference applied in the prior rejection of record for any teaching or matter specifically challenged in the argument. 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 DAVID E. BOCHNA whose telephone number is (571)272-7078. The examiner can normally be reached Monday-Friday 8:00-5:30. 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, Matthew Troutman can be reached at (571) 270-3654. 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. /DAVID BOCHNA/Primary Examiner, Art Unit 3679
Read full office action

Prosecution Timeline

Show 3 earlier events
Jan 22, 2025
Final Rejection mailed — §102, §103
Apr 22, 2025
Response after Non-Final Action
May 20, 2025
Request for Continued Examination
May 21, 2025
Response after Non-Final Action
May 29, 2025
Non-Final Rejection mailed — §102, §103
Aug 28, 2025
Response Filed
Feb 09, 2026
Response after Non-Final Action
Apr 15, 2026
Final Rejection mailed — §102, §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

5-6
Expected OA Rounds
80%
Grant Probability
94%
With Interview (+13.7%)
2y 6m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 1814 resolved cases by this examiner. Grant probability derived from career allowance rate.

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