Prosecution Insights
Last updated: May 29, 2026
Application No. 18/519,668

SYSTEMS AND METHODS OF SPRINKLERS HAVING INTEGRAL THERMAL TRIGGER LEVERS

Non-Final OA §102§103
Filed
Nov 27, 2023
Examiner
BOECKMANN, JASON J
Art Unit
3752
Tech Center
3700 — Mechanical Engineering & Manufacturing
Assignee
Tyco Fire Products LP
OA Round
3 (Non-Final)
49%
Grant Probability
Moderate
3-4
OA Rounds
1y 1m
Est. Remaining
78%
With Interview

Examiner Intelligence

Grants 49% of resolved cases
49%
Career Allowance Rate
483 granted / 987 resolved
-21.1% vs TC avg
Strong +29% interview lift
Without
With
+28.9%
Interview Lift
resolved cases with interview
Typical timeline
3y 7m
Avg Prosecution
40 currently pending
Career history
1045
Total Applications
across all art units

Statute-Specific Performance

§101
0.1%
-39.9% vs TC avg
§103
78.0%
+38.0% vs TC avg
§102
11.0%
-29.0% vs TC avg
§112
3.6%
-36.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 987 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 . Continued Examination Under 37 CFR 1.114 A request for continued examination under 37 CFR 1.114, including the fee set forth in 37 CFR 1.17(e), was filed in this application after final rejection. Since this application is eligible for continued examination under 37 CFR 1.114, and the fee set forth in 37 CFR 1.17(e) has been timely paid, the finality of the previous Office action has been withdrawn pursuant to 37 CFR 1.114. Applicant's submission filed on 2/24/2026 has been entered. 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, 5-7 is/are rejected under 35 U.S.C. 102(a)(1) as being anticipated by Simons et al. (4,376,465) Regarding claim 1, Simons et al. shows a sprinkler, comprising: a frame (37), comprising: a body (35) forming an internal passageway between an inlet and an outlet along a longitudinal axis; and a pair of frame arms (fig 8) extending from the body to a base; a deflector (40) coupled with the base; a seal (41) disposed in the outlet; and a trigger (43) coupled with the seal and the base, the trigger comprising: a first member (43) coupled with the seal (fig 9), the first member comprising a first end (46), a second end (47), and a curved portion (everything of 43 between the first end 46 and the second end 47) between the first end and the second end (fig 9), the first end to contact the seal, the second end comprising a plurality of receivers (60, 48) outward from the longitudinal axis (fig 9), the curved portion forming a groove (the groove for 54), the curved portion comprising a convex curvature between the first end and the groove (the surface of 43 has a concave section before and after the bump outs 51 and 53 that form the groove) and a concave curvature (the bends in 443 between 46 and 45) on an opposite side of the groove from the first end; a second member (55) having an edge coupled with the groove (fig 9); and a third member (57) coupled with the plurality of receivers and the second member ,the edge offset from the longitudinal axis (fig 9, the edge is not in the center of the groove which is the central axis). Regarding claim 2, the plurality of receivers each comprise a slot (60) to receive the third member, the first member is at least one of an integral or monolithic from the first end to the second end (fig 9). Regarding claim 3, the first member is disposed across the longitudinal axis (fig 9); and the third member is away from to the longitudinal axis (fig 9). Regarding claim 5, a screw (39) received along the longitudinal axis in a channel of the base (fig 9), the screw comprising a screw end having one of a concave surface or a convex surface in contact with the second member to couple the second member with the base (fig 9); and the second member comprises a member end in contact with the screw end, the member end having the other of the concave surface or the convex surface (56). Regarding claim 6, the seal comprises a button forming a receiver (49) to receive an end of the first member. Regarding claim 7, the first member is positioned to cross the longitudinal axis at multiple points (fig 9). Claim Rejections - 35 USC § 103 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) 4 is/are rejected under 35 U.S.C. 103 as being unpatentable over Simons et al. (4,376,465) in view of Ringer et al. (2014/0102729) Regarding claim 4, Simons et al. shows all aspects of the applicant’s invention as in claim 1, including the third member is made of a fusible material (58 is a fusible material) to change state responsive to a temperature around the third member meeting or exceeding a threshold temperature, But fails to disclose that the threshold temperature is at least 150 degrees Fahrenheit. However Ringer et al teaches sprinkler with a fusible link 80 that has a threshold temperature is at least 150 degrees Fahrenheit [0061). Therefore, it would have been obvious to one of ordinary skill in the art at the time the application was effectively filed to make the threshold temperature of the fusible material at least 150 degrees Fahrenheit in order to detect a fire quickly. Response to Arguments Applicant's arguments filed 2/17/2026 have been fully considered but they are not persuasive. Please see the above modified rejection of Simmons for details. The examiner is interpreting the bump outs that from the groove for element 55 to be the concave portion of the first member. These bump outs have both concave and convex surfaces. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to JASON J BOECKMANN whose telephone number is (571)272-2708. The examiner can normally be reached M-F 9am to 5pm. 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. /JASON J BOECKMANN/Primary Examiner, Art Unit 3752 5/6/2026
Read full office action

Prosecution Timeline

Show 2 earlier events
Dec 03, 2025
Examiner Interview Summary
Dec 03, 2025
Applicant Interview (Telephonic)
Dec 05, 2025
Response Filed
Dec 18, 2025
Final Rejection mailed — §102, §103
Feb 17, 2026
Response after Non-Final Action
Feb 24, 2026
Request for Continued Examination
Feb 25, 2026
Response after Non-Final Action
May 08, 2026
Non-Final Rejection mailed — §102, §103 (current)

Precedent Cases

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Patent 12594572
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Patent 12594566
SPRAY GUN, IN PARTICULAR A PRESSURISED AIR ATOMISATION PAINT SPRAY GUN, IN PARTICULAR A HAND-HELD PRESSURISED AIR ATOMISATION PAINT SPRAY GUN
3y 7m to grant Granted Apr 07, 2026
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
49%
Grant Probability
78%
With Interview (+28.9%)
3y 7m (~1y 1m remaining)
Median Time to Grant
High
PTA Risk
Based on 987 resolved cases by this examiner. Grant probability derived from career allowance rate.

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