Prosecution Insights
Last updated: August 16, 2026
Application No. 19/155,250

POWER DEVICE FOR DUAL WATER PATHS AND WASHING APPARATUS

Non-Final OA §102
Filed
Aug 10, 2025
Priority
Feb 15, 2023 — CN 202310116707.8 +1 more
Examiner
CARY, KELSEY E
Art Unit
3753
Tech Center
3700 — Mechanical Engineering & Manufacturing
Assignee
Haier Smart Home Co., Ltd.
OA Round
1 (Non-Final)
75%
Grant Probability
Favorable
1-2
OA Rounds
1y 3m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 75% — above average
75%
Career Allowance Rate
413 granted / 552 resolved
+4.8% vs TC avg
Strong +25% interview lift
Without
With
+24.8%
Interview Lift
resolved cases with interview
Typical timeline
2y 4m
Avg Prosecution
25 currently pending
Career history
576
Total Applications
across all art units

Statute-Specific Performance

§101
0.5%
-39.5% vs TC avg
§103
46.6%
+6.6% vs TC avg
§102
23.9%
-16.1% vs TC avg
§112
26.5%
-13.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 552 resolved cases

Office Action

§102
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 § 102 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) 1-3 and 5-10 is/are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Fumagalli (EP 0736626). Regarding claim 1, Fumagalli discloses: A power device for dual water paths, comprising: a water path connecting body (1) provided with a water inflow cavity (15) and two water outflow cavities (28, 29), wherein the two water outflow cavities (28, 29) are connected in parallel with each other and in series with the water inflow cavity 15 (see Figures 4 and 5; Col. 3, lines 9-16, 54-58) a filter (2) arranged on the water path connecting body (1) and located at a water outlet end of the water inflow cavity 15 (see Figure 7; Col. 2, lines 55-59) two pumping units (4, 5) respectively arranged on the two water outflow cavities 28, 29 (see Figure 6; Col. 4, lines 1-8) Regarding claim 2, Fumagalli discloses: wherein the water path connecting body (1) is further provided with a water outflow through-cavity (21, 27), the water inflow cavity (15) is connected to the water outflow through-cavity (21, 27), one of the water outflow cavities (28, 29) is connected to one end of the water outflow through-cavity (21, 27), and the other water outflow cavity (28, 29) is connected to the other end of the water outflow through-cavity (21, 27), and the two pumping units (4, 5) are located on one side of the water outflow through-cavity 21, 27 (see Figure 5; Col. 3, lines 37-43) Regarding claim 3, Fumagalli discloses: wherein the water outlet end of the water inflow cavity (15) is connected to one end of the water outflow through-cavity (21, 27), and the filter (2) is arranged at a junction where the water inflow cavity (15) is connected to the water outflow through-cavity 21, 27 (see Figure 7) Regarding claim 5, Fumagalli discloses: wherein the filter (2) is detachably connected to the water path connecting body 1 (Col. 2, lines 55-59) Regarding claim 6, Fumagalli discloses: wherein the filter (2) comprises a filter body (2) and a fixing element (3), the water path connecting body (1) is provided with a mounting hole (14), the filter body (2) is inserted into the mounting hole (14), and the fixing element (3) is connected to the water path connecting body (1) and abuts against the filter body (2) to fix the filter body (2) at the water outlet end of the water inflow cavity 15 (Col. 2, lines 55-59) Regarding claim 7, Fumagalli discloses: wherein the filter (2) further comprises a sealing element (24), and the sealing element (24) is arranged between the fixing element (3) and the water path connecting body (1) to maintain a sealed connection between the fixing element (3) and the mounting hole 14 (Col. 3, lines 26-31; see Figure 1) Regarding claim 8, Fumagalli discloses: wherein the water path connecting body (1) is provided with a fixing end (11, 12) for fixedly connecting the water path connecting body (1) to a component to be connected (Col. 4, lines 1-8) Regarding claim 9, Fumagalli discloses: wherein the pumping unit (4, 5) comprises a pump head (4, 5) and pump vanes (6), the pump head is connected to the water path connecting body (1), and the pump vanes (6) are arranged at an output end of the pump head (4, 5) and located within the water outflow cavity 28, 29 (see Figure 6; Col. 3, lines 9-17) Regarding claim 10, Fumagalli discloses: A washing apparatus (Col. 1, lines 1-2) comprising a return water path and a drainage water path, and the power device for dual water paths according to claim 1 (see above), wherein the return water path and the drainage water path are respectively connected to the two water outflow cavities 28, 29 (Col. 4, lines 1-8) Allowable Subject Matter Claim 4 is 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. Zhao et al. (U.S. 2020/0399816) discloses a power device for a dual water path comprising a water path connecting body provided with a water inflow cavity and two water outflow cavities; the water outflow cavities connected in parallel and each having a pumping unit; a filter arranged on the water path connecting body at a water outlet end of the inflow cavity. 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

Aug 10, 2025
Application Filed
Jul 31, 2026
Non-Final Rejection mailed — §102 (current)

Precedent Cases

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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 (~1y 3m remaining)
Median Time to Grant
Low
PTA Risk
Based on 552 resolved cases by this examiner. Grant probability derived from career allowance rate.

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