Prosecution Insights
Last updated: July 17, 2026
Application No. 19/015,195

DELIVERY TUBING ADAPTER FOR EDDY CURRENT PROBES

Non-Final OA §103
Filed
Jan 09, 2025
Priority
Jan 12, 2024 — provisional 63/620,426
Examiner
GONZALEZ, MILTON
Art Unit
Tech Center
Assignee
Zetec Inc.
OA Round
1 (Non-Final)
78%
Grant Probability
Favorable
1-2
OA Rounds
11m
Est. Remaining
90%
With Interview

Examiner Intelligence

Grants 78% — above average
78%
Career Allowance Rate
502 granted / 645 resolved
+17.8% vs TC avg
Moderate +12% lift
Without
With
+12.5%
Interview Lift
resolved cases with interview
Typical timeline
2y 5m
Avg Prosecution
23 currently pending
Career history
661
Total Applications
across all art units

Statute-Specific Performance

§101
0.9%
-39.1% vs TC avg
§103
73.0%
+33.0% vs TC avg
§102
9.9%
-30.1% vs TC avg
§112
8.5%
-31.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 645 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 . Drawings The drawings are objected to as failing to comply with 37 CFR 1.84(p)(5) because they include the following reference character(s) not mentioned in the description: 124 (Figure 1). Corrected drawing sheets in compliance with 37 CFR 1.121(d), or amendment to the specification to add the reference character(s) in the description in compliance with 37 CFR 1.121(b) are required in reply to the Office action to avoid abandonment of the application. Any amended replacement drawing sheet should include all of the figures appearing on the immediate prior version of the sheet, even if only one figure is being amended. Each drawing sheet submitted after the filing date of an application must be labeled in the top margin as either “Replacement Sheet” or “New Sheet” pursuant to 37 CFR 1.121(d). If the changes are not accepted by the examiner, the applicant will be notified and informed of any required corrective action in the next Office action. The objection to the drawings will not be held in abeyance. Specification The disclosure is objected to because of the following informalities: In paragraph [0012], line 4, “104” should be replaced with --112--. Appropriate correction is required. Claim Objections Claims 4 and 9 are objected to because of the following informalities: In claim 4, line 2, “a delivery tubing engaging” should be replaced with --the delivery tubing engaging portion--. In claim 9, line 2, “a delivery tubing engaging” should be replaced with --the delivery tubing engaging portion--. Appropriate correction is required. 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. Claims 1-13 are rejected under 35 U.S.C. 103 as being unpatentable over Zhao et al. (CN 102903407 A) in view of Schultz (US 2006/0006643). Regarding claims 1, 2, 4, and 5, Zhao et al. discloses an adapter (element 19, Fig. 1) for securely engaging an eddy current probe shaft (see Fig. 2) to a length of delivery tubing (element 20, Fig. 2), comprising: a tubular body (see Fig. 2) having a probe shaft engaging portion (i.e., thread) (see par. [0041] and Fig. 2) and a delivery tubing engaging portion (i.e., thread) (see par. [0041] and Fig. 2), wherein the probe shaft engaging portion is sized for receipt within a central aperture of the delivery tubing (see Fig. 2), wherein the probe shaft engaging portion comprises a threaded portion (see par. [0041] and Fig. 2) for frictionally engaging an inside surface of the delivery tubing (see Fig. 2). Although Zhao et al. does not appear to discloses the probe shaft engaging portion having a barbed portion, Schultz shows that an engaging portion comprising a barbed portion (see Fig. 1) comprising at least one barb (element 22, Fig. 1) and a threaded portion (see Fig. 1) comprising a number of discrete threads (elements 40, Fig. 1), wherein the tubular body further comprises a flange (element 60, Fig. 1) that projects radially from the tubular body between the engaging portion and the tubing engaging portion, wherein an outside diameter of the flange is approximately equal to an outside diameter of the tubing (see Fig. 1), and wherein the tubular body further comprises a forward portion (see annotated Fig. 1 below) between the threaded portion and the flange, wherein an outside diameter of the forward portion is less than an outside diameter of the threaded portion to form an annular cavity therearound (see Fig. 1) to receive adhesive therein during assembly of the tubing to the tubing adapter (i.e., the Applicant is reminded that a recitation of the intended use of the claimed invention must result in a structural difference between the claimed invention and the prior art in order to patentably distinguish the claimed invention from the prior art. If the prior art structure is capable of performing the intended use, then it meets the claim) is well known in the art. Therefore, it would have been obvious to one with ordinary skill in the art before the effective filing date of the claimed invention to apply a known technique to a known device ready for improvement to yield predictable results, such as improved fitting of the tubing. PNG media_image1.png 383 672 media_image1.png Greyscale Regarding claim 3, Zhao et al. discloses an adapter, wherein the threaded portion comprises a number of discrete threads (see par. [0041] and Fig. 2). Regarding claim 6, 7, 9, and 10, Zhao et al. discloses an eddy current probe system (see Fig. 2), comprising: a probe head (see Fig. 2); a delivery tubing adapter (element 19, Fig. 1); and delivery tubing (element 20, Fig. 1) coupled to the probe head via the delivery tubing adapter for pushing or pulling the probe head into or out of a conduit under test, wherein the delivery tubing adapter comprises: a tubular body (see Fig. 2) having a probe shaft engaging portion (i.e., thread) (see par. [0041] and Fig. 2) and a delivery tubing engaging portion (i.e., thread) (see par. [0041] and Fig. 2), wherein the probe shaft engaging portion is sized for receipt within a central aperture of the delivery tubing (see Fig. 2), wherein the probe shaft engaging portion comprises a threaded portion (see par. [0041] and Fig. 2) for frictionally engaging an inside surface of the delivery tubing (see Fig. 2). Although Zhao et al. does not appear to discloses the probe shaft engaging portion having a barbed portion, Schultz shows that an engaging portion comprising a barbed portion (see Fig. 1) comprising at least one barb (element 22, Fig. 1) and a threaded portion (see Fig. 1) comprising a number of discrete threads (elements 40, Fig. 1), wherein the tubular body further comprises a flange (element 60, Fig. 1) that projects radially from the tubular body between the engaging portion and the tubing engaging portion, wherein an outside diameter of the flange is approximately equal to an outside diameter of the tubing (see Fig. 1), and wherein the tubular body further comprises a forward portion (see annotated Fig. 1 above) between the threaded portion and the flange, wherein an outside diameter of the forward portion is less than an outside diameter of the threaded portion to form an annular cavity therearound (see Fig. 1) to receive adhesive therein during assembly of the tubing to the tubing adapter (i.e., the Applicant is reminded that a recitation of the intended use of the claimed invention must result in a structural difference between the claimed invention and the prior art in order to patentably distinguish the claimed invention from the prior art. If the prior art structure is capable of performing the intended use, then it meets the claim) is well known in the art. Therefore, it would have been obvious to one with ordinary skill in the art before the effective filing date of the claimed invention to apply a known technique to a known device ready for improvement to yield predictable results, such as improved fitting of the tubing. Regarding claim 8, Zhao et al. discloses an eddy current probe system, wherein the threaded portion comprises a number of discrete threads (see Fig. 2). Regarding claim 11, Zhao et al. discloses an eddy current probe system, wherein an interior surface of the delivery tubing includes a threaded portion (i.e., thread) (see par. [0041] and Fig. 2) configured to engage the threaded portion of the delivery tubing adapter (see par. [0041] and Fig. 2). Regarding claim 12, Zhao et al. discloses an eddy current probe system, wherein threaded portion on the interior surface of the delivery tubing includes an entirety of the interior surface of the delivery tubing (see par. [0041] and Fig. 2). Regarding claim 13, Zhao et al. discloses an eddy current probe system, wherein the threaded portion on the interior surface of the delivery tubing is formed oppositely from the threaded portion of the delivery tubing adapter (see par. [0041] and Fig. 2). Claims 1-3, 6-8, and 11-13 are rejected under 35 U.S.C. 103 as being unpatentable over Zhao et al. (CN 102903407 A) in view of Klein et al. (US 6,899,355). Regarding claims 1 and 2, Zhao et al. discloses an adapter (element 19, Fig. 1) for securely engaging an eddy current probe shaft (see Fig. 2) to a length of delivery tubing (element 20, Fig. 2), comprising: a tubular body (see Fig. 2) having a probe shaft engaging portion (i.e., thread) (see par. [0041] and Fig. 2) and a delivery tubing engaging portion (i.e., thread) (see par. [0041] and Fig. 2), wherein the probe shaft engaging portion is sized for receipt within a central aperture of the delivery tubing (see Fig. 2), wherein the probe shaft engaging portion comprises a threaded portion (see par. [0041] and Fig. 2) for frictionally engaging an inside surface of the delivery tubing (see Fig. 2). Although Zhao et al. does not appear to discloses the probe shaft engaging portion having a barbed portion, Klein et al. shows that an engaging portion comprising a barbed portion (see Fig. 2) comprising at least one barb (element 20, Fig. 2) and a threaded portion (see Fig. 2) comprising a number of discrete threads (elements 24, 26, Fig. 2) is well known in the art. Therefore, it would have been obvious to one with ordinary skill in the art before the effective filing date of the claimed invention to apply a known technique to a known device ready for improvement to yield predictable results, such as improved fitting of the tubing. Regarding claim 3, Zhao et al. discloses an adapter, wherein the threaded portion comprises a number of discrete threads (see par. [0041] and Fig. 2). Regarding claim 6 and 7, Zhao et al. discloses an eddy current probe system (see Fig. 2), comprising: a probe head (see Fig. 2); a delivery tubing adapter (element 19, Fig. 1); and delivery tubing (element 20, Fig. 1) coupled to the probe head via the delivery tubing adapter for pushing or pulling the probe head into or out of a conduit under test, wherein the delivery tubing adapter comprises: a tubular body (see Fig. 2) having a probe shaft engaging portion (i.e., thread) (see par. [0041] and Fig. 2) and a delivery tubing engaging portion (i.e., thread) (see par. [0041] and Fig. 2), wherein the probe shaft engaging portion is sized for receipt within a central aperture of the delivery tubing (see Fig. 2), wherein the probe shaft engaging portion comprises a threaded portion (see par. [0041] and Fig. 2) for frictionally engaging an inside surface of the delivery tubing (see Fig. 2). Although Zhao et al. does not appear to discloses the probe shaft engaging portion having a barbed portion, Klein et al. shows that an engaging portion comprising a barbed portion (see Fig. 2) comprising at least one barb (element 20, Fig. 2) and a threaded portion (see Fig. 2) comprising a number of discrete threads (elements 24, 26, Fig. 2) is well known in the art. Therefore, it would have been obvious to one with ordinary skill in the art before the effective filing date of the claimed invention to apply a known technique to a known device ready for improvement to yield predictable results, such as improved fitting of the tubing. Regarding claim 8, Zhao et al. discloses an eddy current probe system, wherein the threaded portion comprises a number of discrete threads (see Fig. 2). Regarding claim 11, Zhao et al. discloses an eddy current probe system, wherein an interior surface of the delivery tubing includes a threaded portion (i.e., thread) (see par. [0041] and Fig. 2) configured to engage the threaded portion of the delivery tubing adapter (see par. [0041] and Fig. 2). Regarding claim 12, Zhao et al. discloses an eddy current probe system, wherein threaded portion on the interior surface of the delivery tubing includes an entirety of the interior surface of the delivery tubing (see par. [0041] and Fig. 2). Regarding claim 13, Zhao et al. discloses an eddy current probe system, wherein the threaded portion on the interior surface of the delivery tubing is formed oppositely from the threaded portion of the delivery tubing adapter (see par. [0041] and Fig. 2). The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. Draper et al. (US 7,819,035) discloses a detachable, quick disconnect system for nondestructive testing components. Lakhan et al. (US 9,593,930) discloses a probe apparatus having a conventional eddy current probe. Samson (US 2004/0257072) discloses a dual sensitivity eddy current test probe. Turk et al. (US 10,537,073) discloses a conduit with connector and assembly thereof. Contact Information Any inquiry concerning this communication or earlier communications from the examiner should be directed to MILTON GONZALEZ whose telephone number is (571)270-7914. The examiner can normally be reached 8:00 AM - 5:00 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, WALTER LINDSAY can be reached at (571) 272-1674. 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. /WALTER L LINDSAY JR/Supervisory Patent Examiner, Art Unit 2852 /M.G/Examiner, Art Unit 2852 7/7/2026
Read full office action

Prosecution Timeline

Jan 09, 2025
Application Filed
Jul 10, 2026
Non-Final Rejection mailed — §103 (current)

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Prosecution Projections

1-2
Expected OA Rounds
78%
Grant Probability
90%
With Interview (+12.5%)
2y 5m (~11m remaining)
Median Time to Grant
Low
PTA Risk
Based on 645 resolved cases by this examiner. Grant probability derived from career allowance rate.

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