Last updated: July 17, 2026

Application No. 18/667,428

SECURITY ELEMENTS AND METHOD OF MANUFACTURE THEREOF

Final Rejection

Filed

May 17, 2024

Priority

Mar 22, 2018 — GB 1804630.0 +2 more

Examiner

GRABOWSKI, KYLE ROBERT

Art Unit

3637

Tech Center

3600 — Transportation & Electronic Commerce

Assignee

De La Rue International Limited

OA Round

4 (Final)

This examiner grants 48% of cases after interview

— +16.4% interview lift. A telephonic interview to clarify the technical implementation could significantly improve the outcome.

Based on 1356 resolved cases, 2023–2026

Examiner Intelligence

GRABOWSKI, KYLE ROBERT View full profile →

Grants 48% of resolved cases

Career Allowance Rate

655 granted / 1356 resolved

-3.7% vs TC avg

Strong +16% interview lift

Without

With

+16.4%

Interview Lift

resolved cases with interview

Typical timeline

2y 9m

Avg Prosecution

56 currently pending

Career history

1413

Total Applications

across all art units

Statute-Specific Performance

§101

0.3%

-39.7% vs TC avg

§103

75.7%

+35.7% vs TC avg

§102

15.5%

-24.5% vs TC avg

§112

8.2%

-31.8% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1356 resolved cases

Prosecution Timeline

Show 1 earlier event

May 08, 2025

Non-Final Rejection mailed

Aug 07, 2025

Response Filed

Aug 15, 2025

Final Rejection mailed

Dec 11, 2025

Request for Continued Examination

Dec 15, 2025

Response after Non-Final Action

Jan 20, 2026

Non-Final Rejection mailed

May 18, 2026

Response Filed

Jul 01, 2026

Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/786,392

Patent 12668076

Optical Structure Having a Relief Effect

4y 0m to grant Granted Jun 30, 2026

18/650,874

Patent 12670353

TRANSACTION CARD WITH HIDDEN VISUAL FEATURES

2y 2m to grant Granted Jun 30, 2026

18/675,258

Patent 12664916

Sign Board Leg Accommodating Ground Stake and Method of Use

2y 0m to grant Granted Jun 23, 2026

18/392,037

Patent 12616169

Livestock Ear Tag System

2y 4m to grant Granted May 05, 2026

18/094,545

Patent 12611885

METHOD AND APPARATUS FOR HEAT RESISTANT COATINGS

3y 3m to grant Granted Apr 28, 2026

Study what changed to get past this examiner. Based on 5 most recent grants.

Strategy Recommendation AI-generated — please review before filing

Get a prosecution strategy drawn from examiner precedents, rejection analysis, and claim mapping.

Typically takes 5-10 seconds — AI-generated, attorney review required before filing

Prosecution Projections

5-6

Expected OA Rounds

48%

Grant Probability

65%

With Interview (+16.4%)

2y 9m (~7m remaining)

Median Time to Grant

High

PTA Risk

Based on 1356 resolved cases by this examiner. Grant probability derived from career allowance rate.