Prosecution Insights
Last updated: July 17, 2026
Application No. 19/226,068

Track Lighting System With Integrated DMX Control Signal Splitter, Isolator And/Or Booster

Non-Final OA §102§103
Filed
Jun 02, 2025
Priority
May 31, 2024 — provisional 63/654,471
Examiner
MACCHIAROLO, LEAH SIMONE
Art Unit
2875
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
Lighting Services Inc.
OA Round
1 (Non-Final)
62%
Grant Probability
Moderate
1-2
OA Rounds
1y 7m
Est. Remaining
94%
With Interview

Examiner Intelligence

Grants 62% of resolved cases
62%
Career Allowance Rate
348 granted / 561 resolved
-6.0% vs TC avg
Strong +32% interview lift
Without
With
+32.0%
Interview Lift
resolved cases with interview
Typical timeline
2y 8m
Avg Prosecution
10 currently pending
Career history
566
Total Applications
across all art units

Statute-Specific Performance

§101
0.3%
-39.7% vs TC avg
§103
87.4%
+47.4% vs TC avg
§102
8.4%
-31.6% vs TC avg
§112
2.7%
-37.3% vs TC avg
Black line = Tech Center average estimate • Based on career data from 561 resolved cases

Office Action

§102 §103
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 . Information Disclosure Statement The information disclosure statement (IDS) submitted on 24 October 2025 has been considered by the examiner. The Examiner notes that the patent number for the provided PG-Pub was incorrect; however, the correct document was found and corrected on the IDS. Claim Rejections - 35 USC § 102 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 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)(2) the claimed invention was described in a patent issued under section 151, or in an application for patent published or deemed published under section 122(b), in which the patent or application, as the case may be, names another inventor and was effectively filed before the effective filing date of the claimed invention. Claims 1, 2, 6, and 7 are rejected under 35 U.S.C. 102(a)(2) as being anticipated by Trilux (DE 10 2021 114 478; hereinafter ‘Trilux’). The Examiner notes a machine translation is being provided herewith in addition to a copy of the German document. Regarding claim 1, Trilux discloses a track system for receiving controllable output devices, comprising: at least one rigid track section (at least 20; as seen in at least figs. 2A-8B); the at least one track section (20) having at least one internal power conductor (at least 23; as seen in at least figs. 2A-8B) and at least one internal data conductor (at least 10; as seen in at least figs. 2A-8B) provided within the at least one track section (20), the internal power conductor (23) and internal data conductor (10) being separated and electrically isolated from each other; the at least track section (20) having one or more of an optical isolator, an optical splitter, and an optical repeater (at least 86; as seen in at least fig. 8B and described in the associated text), provided within the at least one track section (20) in electrical continuity with the data conductor (as seen in at least fig. 8B), whereby the one or more of an optical isolator, optical splitter, and optical repeater electrically isolate (at least 12)a section of the data conductor of the at least one track section and transmit control signals carried on the data conductor from the electrically isolated section of the data conductor to an adjacent section of the data conductor (as disclosed in the text associated with fig. 8B). Regarding claim 2, Trilux discloses the track system of claim 1, wherein the at least one track section (20) is a primary track section, a joiner track section, or a track end section (as seen in at least figs. 2A-8B). Regarding claim 6, Trilux discloses the at least one track section (20) is primary track section (as seen in at least figs. 2A-8B). Regarding claim 7, Trilux discloses the track system of claim 1, wherein the one or more of an optical isolator, an optical splitter, and an optical repeater (at least 86) are electrically connected to and powered by the power conductor (as disclosed in the text associated with fig. 8B). 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. Claims 3-5 and 13 are rejected under 35 U.S.C. 103 as being unpatentable over Trilux as applied to claim at least claims 2 and 11 above, and further in view of Duarte (US 5,559,681; hereinafter ‘Duarte’). Regarding claims 3-5 and 13, Trilux discloses the claimed invention as indicated above. Whilst Trilux shows the connection between at least two tracks (see at least figs. 2A-8B), Trilux does not specify any other arrangements between two neighboring devices. Duarte teaches a flexible, modular lighting system including at least one track section is a joiner track section (16 or 94a-e; figs. 2 or 6) configured in the form of an “L”, or a “T”, or an “X” for connecting 2, 3, or 4 primary track sections (as seen in fig. 6) (Claims 3 and 13); at least one track section is a joiner track section (94c; fig. 6) which is a straight joiner track section for connecting 2 primary track sections (as seen in at least fig. 6) (claim 4); and at least one track section (22, at least fig. 2) is a track end section (as seen in at least fig. 2) (claim 5). It would have been obvious to one having ordinary skill in the art before the effective filing date to make Trilux’s at least one track section is a joiner track section configured in the form of an “L”, or a “T”, or an “X” for connecting 2, 3, or 4 primary track sections; at least one track section is a joiner track section which is a straight joiner track section for connecting 2 primary track sections; and/or at least one track section is a track end section. One would have been motivated to do so to position the tracks in a desired arrangement. Claims 8-12 and 14-17 are rejected under 35 U.S.C. 103 as being unpatentable over Trilux. Regarding claim 8, Trilux discloses the claimed invention as indicated above. Trilux further teaches the use of at least a DALI interface and is connected via multiple connectors but does not specifically indicate that the lights are individually controllable. One having ordinary skill in the art would have recognized that the disclosed DALI interface provides the needed components to individually control lighting elements. Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date to having Trilux’s one or more lighting fixtures being individually controllable output and mounted on the track system and having a first contact element connected to the power conductor and a second contact element connected to the data conductor. One would have been motivated to do so based on the disclosure of Trilux which states that there are multiple connectors for the lighting elements and independent control would allow a user to desirably adjust and modify the lighting elements as needed. Similarly, regarding claim 9, Trilux discloses the claimed invention as indicated above. As noted above, Trilux further teaches the use of a DALI interface and is connected via multiple connectors but does not specifically indicate individually controllable elements. It would have been obvious to one having ordinary skill in the art before the effective filing date to have Trilux’s one or more individually controllable output devices mounted on the track system and having a first contact element connected to the power conductor and a second contact element connected to the data conductor. One would have been motivated to do so to allow a user to modify the device as desired. Regarding claim 10, Trilux discloses the claimed invention as indicated above. Trilux further teaches the data connector is a DALI device. Trilux does not specifically disclose a DMX512 device. One having ordinary skill in the art recognizes that both DALI and DMX512 perform similar functions. It would have been obvious to one having ordinary skill in the art before the effective filing date to replace Trilux’s DALI device with a DMX512 producing DMX512 signals. One would have been motivated to do so to provide the control to the lighting that is faster responding and more dynamic. Regarding claims 11 and 15, Trilux discloses a connector section (at least 20; as seen in at least figs. 2A-8B) for joining adjacent track sections in a track system (as seen in at least fig. 8B), the connector section (20) including a track (20) containing an electrically insulated power conductor (at least 23; as seen in at least figs. 2A-8B)and an electrically insulated data conductor (at least 10; as seen in at least figs. 2A-8B) for transmission of signals, the connector section/track end (20) having one or more of an optical isolator, an optical splitter, and an optical repeater (at least 86; as seen in at least figs. 2A-8B) provided within the connector section in electrical continuity with the data conductor (10), whereby the one or more of an optical isolator, optical splitter, and optical repeater (86) electrically isolate a section of the data conductors of the at least one track section and transmit control signals carried on the data conductor from the electrically isolated section of the data conductor to an adjacent section of the data conductor (as disclosed in the text associated with fig. 8B). Trilux does not specifically disclose a DMX512 device. One having ordinary skill in the art recognizes that both DALI and DMX512 perform similar functions. It would have been obvious to one having ordinary skill in the art before the effective filing date to replace Trilux’s DALI device with a DMX512 producing DMX512 signals. One would have been motivated to do so to provide the control to the lighting that is faster responding and more dynamic. Regarding claim 12, Trilux discloses the connector section of claim 11, wherein the connector track section is a straight joiner track section for connecting 2 primary track sections (as seen in at least fig. 8B) Regarding claims 14 and 16, Trilux discloses the connector section of claim 11, wherein the one or more of an optical isolator, an optical splitter, and an optical repeater (86) are powered by power supplied by the power conductor (as disclosed in the text associated with fig. 8B). Regarding claim 17, Trilux discloses the track end section of claim 15, wherein there are at least two data conductors (10, in each section). However, Trilux does not specifically name a resistor as part of the circuitry; yet, one having ordinary skill in the art would recognize resistors as a basic building block of electrical circuits. Therefore, it would have been obvious to one having ordinary skill in the art before the effective filing date to include a resistor connected across the at least two of Trilux’s data conductors. One would have been motivated to do so to ensure the appropriate current reaches all of Trilux’s track end sections. Conclusion The prior art made of record and not relied upon is considered pertinent to applicant's disclosure is cited due to its similar track lighting applications including joining sections as well as data control modules (including and similar to DMX512). Any inquiry concerning this communication or earlier communications from the examiner should be directed to LEAH S MACCHIAROLO whose telephone number is (571)272-2719. The examiner can normally be reached M-F approx 8:30am to 4:30pm. 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 supervisor, Jong-Suk (James) Lee can be reached at 571.272.7044. 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. /LEAH MACCHIAROLO/Primary Examiner, Art Unit 2875
Read full office action

Prosecution Timeline

Jun 02, 2025
Application Filed
Feb 24, 2026
Response after Non-Final Action
Apr 30, 2026
Non-Final Rejection mailed — §102, §103 (current)

Precedent Cases

Applications granted by this same examiner with similar technology

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VEHICLE LIGHTS, IN PARTICULAR MOTOR VEHICLE HEADLIGHTS
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Patent 12181115
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2y 3m to grant Granted Dec 31, 2024
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
62%
Grant Probability
94%
With Interview (+32.0%)
2y 8m (~1y 7m remaining)
Median Time to Grant
Low
PTA Risk
Based on 561 resolved cases by this examiner. Grant probability derived from career allowance rate.

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