Prosecution Insights
Last updated: July 17, 2026
Application No. 18/714,619

A Printing Method for Time Temperature Indicators

Non-Final OA §102
Filed
May 30, 2024
Priority
Dec 02, 2021 — EU 21211872.3 +1 more
Examiner
LIN, ERICA S Y
Art Unit
2853
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
Agfa-Gevaert NV
OA Round
1 (Non-Final)
86%
Grant Probability
Favorable
1-2
OA Rounds
2m
Est. Remaining
88%
With Interview

Examiner Intelligence

Grants 86% — above average
86%
Career Allowance Rate
908 granted / 1058 resolved
+17.8% vs TC avg
Minimal +2% lift
Without
With
+2.5%
Interview Lift
resolved cases with interview
Typical timeline
2y 3m
Avg Prosecution
25 currently pending
Career history
1087
Total Applications
across all art units

Statute-Specific Performance

§101
0.1%
-39.9% vs TC avg
§103
83.2%
+43.2% vs TC avg
§102
13.3%
-26.7% vs TC avg
§112
2.1%
-37.9% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1058 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. (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 16-30 are rejected under 35 U.S.C. 102(a)(1) and 35 U.S.C. 102(a)(2) as being anticipated by U.S. Patent Pub. 2024/0418691 (“Patel”). Claim 16 Patel discloses a core-shell particle including a diacetylene compound according to Formula I, PNG media_image1.png 116 125 media_image1.png Greyscale wherein R1 and R2 are each independently selected from the group consisting of a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, and a substituted or unsubstituted aralkyl group (paragraph [0100-0101]). Claim 17 Patel discloses the core-shell particle of claim 16, wherein the diacetylene compound has a chemical structure according to Formula II, PNG media_image2.png 126 224 media_image2.png Greyscale wherein R3 is selected from the group consisting of a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, and a substituted or unsubstituted aralkyl group; R4 is selected from the group consisting of hydrogen, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted alkaryl group, and a substituted or unsubstituted aryl or heteroaryl group; X and Y are each independently selected from the group consisting of an oxygen atom, a sulfur atom, and N-H; n is an integer from 2 to 16; and m is 0 or 1 (paragraph [0100-0104]). Claim 18 Patel discloses the core-shell particle of claim 16, wherein the diacetylene compound has a chemical structure according to Formula III, PNG media_image3.png 119 179 media_image3.png Greyscale wherein Rs is selected from the group consisting of a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, and a substituted or unsubstituted aralkyl group; R6 is selected from the group consisting of hydrogen, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted alkaryl group, and a substituted or unsubstituted aryl or heteroaryl group; X is selected from the group consisting of an oxygen atom, a sulfur atom, and N-H; and n is an integer from 2 to 16 (paragraph [0100-0104]). Claim 19 Patel discloses the core-shell particle of claim 16, wherein the diacetylene compound has a chemical structure according to Formula IV, PNG media_image4.png 113 152 media_image4.png Greyscale wherein R7 is selected from the group consisting of a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, and a substituted or unsubstituted aralkyl group; and n is an integer from 2 to 16 (paragraph [0100-0104]). Claim 20 Patel discloses the core-shell particle of claim 16, wherein the core-shell particle has an average particle size, as measured by dynamic laser diffraction, from 0.05 to 2 µm (paragraph [0267]). Claim 21 Patel discloses the core-shell particle of claim 16, prepared by interfacial polymerization (paragraph [0100-0104]). Examiner note: the language directed to the preparation is considered product by process language and is accorded limited patentable weight. Claim 22 Patel discloses an inkjet ink comprising a core-shell particle as defined in claim 16 (paragraph [0076-0077, 0131]). Claim 23 Patel discloses the inkjet ink of claim 22, wherein the amount of the core-shell particle is from 5 to 25 wt%, based on the total weight of the inkjet ink (paragraph [0131]). Claim 24 Patel discloses the inkjet ink of claim 22, further comprising at least one component selected from the group consisting of a humectant, a co-solvent, a penetrant, a wetting agent, a viscosity regulator, a resin, and a pigment dispersion (paragraph [0207]). Claim 25 Patel discloses a method of providing a Time Temperature Indicator (TTI) on a packaging material comprising the steps of: a) jetting and drying an inkjet ink as defined in claim 22 on at least part of a packaging material (paragraph [0271]); and b) exposing the jetted and dried inkjet ink to UV radiation (paragraph [0270]). Claim 26 Patel discloses the method of claim 25, wherein the jetted and dried inkjet ink is cooled down before exposing it to UV radiation (paragraph [0074]). Claim 27 Patel discloses the method of claim 26, wherein the jetted and dried inkjet ink is cooled down to at least 10 °C before exposing it to UV radiation (paragraph [0074]). Claim 28 Patel discloses the method of claim 25, wherein the UV radiation has a wavelength from 220 to 300 nm (paragraph [0211]). Claim 29 Patel discloses a packaging material including a TTI prepared according to claim 25 (paragraph [0275]). Claim 30 Patel discloses a packaging material of claim 29 for use in packaging food, pharmaceutical, or medical products (paragraph [0275]). Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to ERICA S Y LIN whose telephone number is (571)270-7911. The examiner can normally be reached M-F 8-4, TW M,W. 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, Douglas X Rodriguez can be reached at (571) 431-0716. 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. /ERICA S LIN/Primary Examiner, Art Unit 2853
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Prosecution Timeline

May 30, 2024
Application Filed
Jun 26, 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
86%
Grant Probability
88%
With Interview (+2.5%)
2y 3m (~2m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1058 resolved cases by this examiner. Grant probability derived from career allowance rate.

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