Prosecution Insights
Last updated: May 29, 2026
Application No. 17/925,123

TUBE ASSEMBLY FOR LIVING ORGANISM AND MEASUREMENT APPARATUS FOR LIVING ORGANISM

Final Rejection §103
Filed
Nov 14, 2022
Priority
May 15, 2020 — JP 2020-086095 +1 more
Examiner
CHOU, WILLIAM B
Art Unit
3795
Tech Center
3700 — Mechanical Engineering & Manufacturing
Assignee
Osaka University
OA Round
2 (Final)
73%
Grant Probability
Favorable
3-4
OA Rounds
1m
Est. Remaining
94%
With Interview

Examiner Intelligence

Grants 73% — above average
73%
Career Allowance Rate
391 granted / 536 resolved
+2.9% vs TC avg
Strong +21% interview lift
Without
With
+21.4%
Interview Lift
resolved cases with interview
Typical timeline
3y 7m
Avg Prosecution
12 currently pending
Career history
562
Total Applications
across all art units

Statute-Specific Performance

§103
80.4%
+40.4% vs TC avg
§102
12.4%
-27.6% vs TC avg
§112
5.0%
-35.0% vs TC avg
Black line = Tech Center average estimate • Based on career data from 536 resolved cases

Office Action

§103
DETAILED ACTION The present application, filed on or after March 16, 2013, is being examined under the first inventor to file provisions of the AIA . 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. Response to Arguments Examiner acknowledges the receipt of the Applicant’s Amendment dated November 26, 2025. Applicant amended claim 1. Claims 1-12 are pending. Applicant's arguments with respect to have been considered and are persuasive. Upon further search and consideration, the claims are rejected under 35 U.S.C. 103 as discussed below in view of the new grounds of rejection over Katballe et al. (U.S. Publication 2019/0282072) as necessitated by the amendment. Claim Rejections - 35 USC § 103 The text of those sections of Title 35, U.S. Code not included in this action can be found in a prior Office action. Claims 1-8 are rejected under 35 U.S.C. 103 as being unpatentable over Yamaya (U.S. Publication 2019/0015172) and in further views of Carmel et al. (U.S. Publication 2006/0259031, hereinafter “Carmel”) and Katballe et al. (U.S. Publication 2019/0282072, hereinafter “Katballe”). As to Claim 1, Yamaya discloses a tube assembly (11) in [0076] and Fig. 1 for a living organism, the tube assembly comprising: a tube (21) in [0077] partially placeable into a living organism, the tube including a first end (distal), a second end (proximal), and a through-hole (36) in [0079] extending in a first direction from the second end to the first end as shown in Fig. 1; and a first ferrule (82) in [0103] and Figs. 2-4 covering an outer periphery of the tube in the first direction, wherein the tube includes a lens (38) and (41) in [0080] and Fig. 2 in a portion of the through-hole including at least the first end. However Yamaya does not specifically disclose ceramic materials. Carmel teaches in the analogous field of endoscopy wherein a ceramic material is used in [0060]. It would have been obvious to one of ordinary skill in the art at the time of invention to provide the tube and ferrule of Yamaya with ceramic materials as taught by Carmel as a capable manufacturing option. However Yamaya does not specifically disclose that the first ferrule is partially exposed. Katballe teaches in the analogous field of endoscopy wherein a collar (116) in [0116] and Fig. 1 is provided such that a defined stopping point to aid the correct insertion of an endoscope into a patient's body. It would have been obvious to one of ordinary skill in the art at the time of invention to provide the first ferrule of Yamaya to be connected to the living organism and at least partially exposed outside of the living organism when connected thereto as taught by Katballe to aid correct insertion into the living organism. As to Claim 2, Yamaya discloses the tube assembly according to claim 1, wherein the first end protrudes from the first ferrule as shown in Figs. 2-4. As to Claim 3, Yamaya discloses the tube assembly according to claim 1, wherein the tube has an outer diameter gradually smaller toward the first end as shown in Figs. 1-4. As to Claim 4, Yamaya discloses the tube assembly according to claim 1, wherein the lens protrudes from the first end as shown in Fig. 2. As to Claim 5, Yamaya discloses the tube assembly according to claim 1, further comprising: a retainer (81) in [0097] and Figs. 3-4 extending from an outer periphery of the first ferrule and to be connected to the living organism. As to Claim 6, Yamaya discloses the tube assembly according to claim 5, wherein the first ferrule includes a recess (84) in [0099] and Figs. 3-4 being open on the outer periphery of the first ferrule, and the retainer is located at the recess. As to Claim 7, Yamaya discloses the tube assembly according to claim 5, wherein the retainer comprises a resin “resin material” in [0097]. As to Claim 8, Yamaya discloses the tube assembly according to claim 1, wherein the tube comprises a zirconia ceramic material in view of Carmel. Claims 9-12 are rejected under 35 U.S.C. 103 as being unpatentable over Yamaya, Carmel, and Katballe in further views of Steger (U.S. Publication 20042019/0151037). As to Claim 9, Yamaya discloses the tube assembly according to claim 1, however does not specifically disclose an imaging fiber. Steger teaches in the analogous field of endoscopy wherein an imaging fiber (526) and (718) in [0038]-[0039] is connectable to various portions of a tube assembly as shown in Figs. 7-9. It would have been obvious to one of ordinary skill in the art to provide the tube of Yamaya with an imaging fiber connectable to the lens as taught by Steger in order to fulfill the same function of image transmission through the tube with predictable results. As to Claim 10, Yamaya discloses the tube assembly according to claim 9, however does not specifically disclose a second ferrule. Steger teaches a second ferrule (934) in [0040]-[0041] and Fig. 9 configured to fasten an outer periphery of the imaging fiber, the second ferrule comprising a ceramic material; and a sleeve (506, 702) in [0041] configured to fasten outer peripheries of the first ferrule and the second ferrule, the sleeve comprising a ceramic material. It would have been obvious to provide the tube of Yamaya in view of Steger with additional ferrules and sleeves as needed in order to provide connection means between imaging fibers. As to Claim 11, Yamaya discloses the tube assembly according to claim 10, wherein Steger teaches that the sleeve is a split sleeve as shown in Fig. 9. As to Claim 12, Yamaya discloses a measurement apparatus for a living organism, the measurement apparatus comprising: the tube assembly according to claim 9; and an imaging system (31, 32) in [0079]-[0080] and Figs. 1, 2, and 19 connectable to the imaging fiber. 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 extension fee 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 date of this final action. Any inquiry concerning this communication or earlier communications from the examiner should be directed to WILLIAM B CHOU whose telephone number is (571) 270-3367. The examiner can normally be reached on M-F 9 am - 6 pm. 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, Michael Carey can be reached on (571) 270-7235. 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). If you would like assistance from a USPTO Customer Service Representative or access to the automated information system, call 800-786-9199 (IN USA OR CANADA) or 571-272-1000. /WILLIAM CHOU/ Examiner, Art Unit 3795 /MICHAEL J CAREY/Supervisory Patent Examiner, Art Unit 3795
Read full office action

Prosecution Timeline

Nov 14, 2022
Application Filed
Aug 27, 2025
Non-Final Rejection mailed — §103
Nov 26, 2025
Response Filed
Mar 12, 2026
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

3-4
Expected OA Rounds
73%
Grant Probability
94%
With Interview (+21.4%)
3y 7m (~1m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 536 resolved cases by this examiner. Grant probability derived from career allowance rate.

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