Prosecution Insights
Last updated: August 06, 2026
Application No. 18/911,145

SHOWERHEAD WITH OSCILLATOR NOZZLE

Non-Final OA §112
Filed
Oct 09, 2024
Priority
Nov 28, 2023 — provisional 63/603,206
Examiner
PHAM, TUONGMINH NGUYEN
Art Unit
Tech Center
Assignee
Etl LLC
OA Round
1 (Non-Final)
68%
Grant Probability
Favorable
1-2
OA Rounds
1y 0m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 68% — above average
68%
Career Allowance Rate
343 granted / 504 resolved
+8.1% vs TC avg
Strong +35% interview lift
Without
With
+34.9%
Interview Lift
resolved cases with interview
Typical timeline
2y 10m
Avg Prosecution
33 currently pending
Career history
526
Total Applications
across all art units

Statute-Specific Performance

§101
0.3%
-39.7% vs TC avg
§103
45.6%
+5.6% vs TC avg
§102
19.9%
-20.1% vs TC avg
§112
31.4%
-8.6% vs TC avg
Black line = Tech Center average estimate • Based on career data from 504 resolved cases

Office Action

§112
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 Status Pending claims 1-10 are addressed below. Claim Objection Claim 6 recites “a corresponding adjacent oscillating nozzle” in line 7, which should be amended to recite “a corresponding adjacent oscillating nozzle of the plurality of oscillator nozzles” for clarity of the claim scope. Claim 6 recites “each pair of port holes” in line 7. Similarly, claim 10 recites the same in lines 2-3. These limitation should be amended to recite “each said pair of port holes” for clarity of the claim scope. Claim 9 recites “each said port holes of each nozzle” in line 1 should be amended to recite “each said port holes of each said corresponding oscillating nozzle” to clearly associate each port holes with each corresponding nozzle defined in claim 6. Claim Rejections - 35 USC § 112 The following is a quotation of 35 U.S.C. 112(b): (b) CONCLUSION.—The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the inventor or a joint inventor regards as the invention. The following is a quotation of 35 U.S.C. 112 (pre-AIA ), second paragraph: The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the applicant regards as his invention. Claims 2, 6-10 are rejected under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), second paragraph, as being indefinite for failing to particularly point out and distinctly claim the subject matter which the inventor or a joint inventor (or for applications subject to pre-AIA 35 U.S.C. 112, the applicant), regards as the invention. Claim 2 recites “said central cavity”, which lacks proper antecedent basis in the claim. It is unclear if this limitation refers to “a cavity connected to said intake …” of claim 1. If so, claim 1 should be amended to recite “a central cavity..” Claim 6 recites “a plurality of oscillator nozzles” in line 2 and “a plurality of pairs of port holes” in line 4. It is unclear of this limitation of claim 6 includes “a first oscillator nozzle” previously defined in claim 1. Similarly, it is unclear of this limitation of claim 6 includes “a first pair of port holes” previously defined in claim 1. If so, these limitations appear to be a double inclusion of the first oscillator nozzle and first pair of port holes, and therefore indefinite. To overcome this issue, claim 6 may clarify: “a plurality of oscillator nozzles, including the first oscillator nozzle, the plurality of oscillator nozzles extend through said faceplate from cavity to said front face; said obstructor plate having a plurality of pairs of port holes, including the first pair of port holes, with each said pair of port holes being adjacent to one of said plurality of oscillating nozzles”. Other claim(s) listed in the rejection title is/are indefinite due to its/their dependency upon the rejected base claim. Allowable Subject Matter Claims 1, 3-5 are allowed. Claims 7-10 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. The following is an examiner’s statement of reasons for allowance: The most relevant prior arts include Kinle (US 20160107175), Leber (US 20100127096), Kajuch (US 20190321836), Hofman (US 20220331821), Lin (US 20250153200). Each of the prior arts teaches various features of the claimed invention, including an intake, faceplate, cavity, nozzle and slidable obstructor plate but fail to teach or suggest, in combination with other limitations of claim 1: “said obstructor plate including a first pair of port holes adjacent to said first oscillator nozzle; and a gear mechanism within said cavity which slides said obstructor plate against said faceplate's backside in an oscillating manner to alternatively align one of said port holes with said nozzle while simultaneously blocking the alternative of one said port holes so as to sequentially open and close each of said port holes”. Claims 2-10, depending from claim 1, are therefore also allowed. Any comments considered necessary by applicant must be submitted no later than the payment of the issue fee and, to avoid processing delays, should preferably accompany the issue fee. Such submissions should be clearly labeled “Comments on Statement of Reasons for Allowance.” Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to TUONGMINH NGUYEN PHAM whose telephone number is (571)270-0158. The examiner can normally be reached 9AM - 5PM M-F. 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, Arthur Hall can be reached at 571-270-1814. 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. /TUONGMINH N PHAM/Primary Examiner, Art Unit 3752
Read full office action

Prosecution Timeline

Oct 09, 2024
Application Filed
Jul 31, 2026
Non-Final Rejection mailed — §112 (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
68%
Grant Probability
99%
With Interview (+34.9%)
2y 10m (~1y 0m remaining)
Median Time to Grant
Low
PTA Risk
Based on 504 resolved cases by this examiner. Grant probability derived from career allowance rate.

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