Prosecution Insights
Last updated: August 15, 2026

Shenzhen First Union Technology Co., Ltd.

32 pending office actions • 5 art units • 17 examiners • 0 of 32 (0%) have an AI response strategy ready • 28 patents granted in the last 365 days

Portfolio Summary

32
Total Pending OAs
16
Non-Final OAs
12
Final Rejections
4
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 10 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

5
Overdue
1
Due this week
4
Due this month
0
Due in next 60 days
0
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 10 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (5)Due ≤ 7 days (1)Due ≤ 30 days (4)

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

17
Hard (53%)
14
Medium (44%)
1
Easy (3%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only13 (41%)
§102 only1 (3%)
Double-patenting only1 (3%)
Multi-statute (no §101)17 (53%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

24
Life Sciences
75% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
3
Mechanical / Eng
9% of docket
5
Business / Other
16% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

320 h
Manual time on pending OAs
64 h
Time saved (low, 20%)
112 h
Time saved (mid, 35%)
2.8 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
SPARKS, RUSSELL E 6 63.1% +15.4%
DIYAN, OLUWATOSIN OLUWATUMININ 4 30.0% +52.4%
LE, TOBEY CHOU 3 30.3% +59.0%
PHAM, VU PHI 3 44.0% +20.0%
NGUYEN, SONNY V 2 35.9% +27.4%
EFTA, ALEX B 2 59.5% +25.4%
MARTIN, JOHN MITCHELL 2 20.8% +4.1%
GHEBRESELASSIE, HELEN G 1
FULTON, MICHAEL TIMOTHY 1 71.2% +1.6%
MCKANE, ELIZABETH L 1 62.9% +26.0%

Hard Cases (19)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
17914772 AEROSOL GENERATION APPARATUS AND CONTROL METHOD THEREFOR LE, TOBEY CHOU 22d overdue
18020934 AEROSOL-GENERATION DEVICE, AND METHOD AND SYSTEM THEREOF DIYAN, OLUWATOSIN OLUWATUMININ 8d overdue
17753638 METHOD FOR CONTROLLING ELECTRONIC CIGARETTE AND ELECTRONIC CIGARETTE SPARKS, RUSSELL E 20d
18282539 ELECTRONIC VAPORIZATION DEVICE, POWER SUPPLY MECHANISM, AND METHOD FOR IDENTIFYING VAPORIZER LE, TOBEY CHOU 22d
17844102 Aerosol generating device MARTIN, JOHN MITCHELL 29d
18686921 AEROSOL GENERATION DEVICE FULTON, MICHAEL TIMOTHY
18684714 ELECTRONIC ATOMIZATION APPARATUS SPARKS, RUSSELL E
18294163 AEROSOL GENERATION DEVICE LE, TOBEY CHOU

Interview Candidates (21)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
17914772 AEROSOL GENERATION APPARATUS AND CONTROL METHOD THEREFOR LE, TOBEY CHOU 22d overdue
18020934 AEROSOL-GENERATION DEVICE, AND METHOD AND SYSTEM THEREOF DIYAN, OLUWATOSIN OLUWATUMININ 8d overdue
18021174 VAPOR GENERATION DEVICE DIYAN, OLUWATOSIN OLUWATUMININ 4d overdue
18011153 VAPORIZER, ELECTRONIC VAPORIZATION DEVICE, AND SEAL ELEMENT FOR VAPORIZER DIYAN, OLUWATOSIN OLUWATUMININ 4d overdue
17758883 AEROSOL GENERATING DEVICE AND HEATER PHAM, VU PHI 1d overdue
18037403 VAPORIZER AND ELECTRONIC VAPORIZATION DEVICE EFTA, ALEX B 12d
17753638 METHOD FOR CONTROLLING ELECTRONIC CIGARETTE AND ELECTRONIC CIGARETTE SPARKS, RUSSELL E 20d
18282539 ELECTRONIC VAPORIZATION DEVICE, POWER SUPPLY MECHANISM, AND METHOD FOR IDENTIFYING VAPORIZER LE, TOBEY CHOU 22d

Top Art Units

Art UnitApps
1755 15
1747 7
1745 2
3761 2
3734 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18815404 AEROSOL-GENERATING DEVICE GHEBRESELASSIE, HELEN G §103 Non-Final OA Pending Aug 26, 2024
18686921 AEROSOL GENERATION DEVICE FULTON, MICHAEL TIMOTHY §102§103§112 Non-Final OA Pending Feb 27, 2024
18684714 ELECTRONIC ATOMIZATION APPARATUS SPARKS, RUSSELL E §103§112 Non-Final OA Pending Feb 19, 2024
18294163 AEROSOL GENERATION DEVICE LE, TOBEY CHOU §102§103Other Non-Final OA Pending Feb 01, 2024
18293788 AEROSOL-GENERATING SYSTEM AND AEROSOL-GENERATING DEVICE MCKANE, ELIZABETH L §102 Final Rejection Pending Jan 31, 2024
18293796 AEROSOL GENERATING DEVICE AND AEROSOL GENERATING SYSTEM JORDAN, RONNIE KIRBY 1747 §102§103§112 Non-Final OA Pending Jan 31, 2024
18291350 HEATING ASSEMBLY AND AEROSOL-GENERATING DEVICE NGUYEN, SONNY V 1747 §103 Non-Final OA Pending Jan 23, 2024
17434725 LOW-TEMPERATURE BAKING SMOKING SET SPARKS, RUSSELL E 1755 DP Non-Final OA Pending Dec 31, 2023
18562711 ELECTRONIC ATOMIZATION APPARATUS AND CONTROL METHOD DIYAN, OLUWATOSIN OLUWATUMININ 1755 §103 Non-Final OA Pending Nov 20, 2023
18037403 VAPORIZER AND ELECTRONIC VAPORIZATION DEVICE EFTA, ALEX B 1745 §103 Final Rejection 12d Pending Nov 15, 2023
18558178 AEROSOL GENERATION DEVICE AND SYSTEM SPARKS, RUSSELL E 1755 §102§103§112 Non-Final OA Pending Oct 30, 2023
18282539 ELECTRONIC VAPORIZATION DEVICE, POWER SUPPLY MECHANISM, AND METHOD FOR IDENTIFYING VAPORIZER LE, TOBEY CHOU 1747 §102§112 Final Rejection 22d Pending Sep 17, 2023
18275015 VAPORIZER AND ELECTRONIC VAPORIZATION DEVICE SPARKS, RUSSELL E 1755 §102§103§112 Non-Final OA Pending Jul 30, 2023
18274714 VAPORIZATION CORE SUPPORT ASSEMBLY, VAPORIZER AND ELECTRONIC VAPORIZATION DEVICE SPARKS, RUSSELL E 1755 §103 Non-Final OA Pending Jul 27, 2023
18274461 VAPORIZATION CORE SUPPORT ASSEMBLY, VAPORIZER AND ELECTRONIC VAPORIZATION DEVICE MAYES, DIONNE WALLS 1747 §102§112 Non-Final OA Pending Jul 26, 2023
18262139 ATOMIZER AND ELECTRONIC ATOMIZATION DEVICE PHAM, VU PHI 1755 §102§103§112 Non-Final OA Pending Jul 19, 2023
18262137 ATOMISER AND ELECTRONIC ATOMISING APPARATUS NGUYEN, SONNY V 1747 §102§103§112 Non-Final OA Pending Jul 19, 2023
18272046 ELECTRONIC VAPORIZATION DEVICE PHAM, VU PHI 1755 §102§103 Non-Final OA Pending Jul 12, 2023
18034358 AEROSOL GENERATION APPARATUS LEE JR, WOODY A 3761 §102§112 Non-Final OA Pending Apr 27, 2023
18021174 VAPOR GENERATION DEVICE DIYAN, OLUWATOSIN OLUWATUMININ 1755 §103 Final Rejection 4d overdue Pending Feb 13, 2023
18020934 AEROSOL-GENERATION DEVICE, AND METHOD AND SYSTEM THEREOF DIYAN, OLUWATOSIN OLUWATUMININ 1755 §102§103 Final Rejection 8d overdue Pending Feb 11, 2023
18011833 VAPOR GENERATION DEVICE CULBERT, COURTNEY GUENTHER 1747 §102§103 Non-Final OA Pending Dec 20, 2022
17758883 AEROSOL GENERATING DEVICE AND HEATER PHAM, VU PHI 1755 §103 Final Rejection 1d overdue Pending Dec 20, 2022
18011841 PACKING BOX DEMEREE, CHRISTOPHER R 3734 §102§112 Non-Final OA Pending Dec 20, 2022
18011153 VAPORIZER, ELECTRONIC VAPORIZATION DEVICE, AND SEAL ELEMENT FOR VAPORIZER DIYAN, OLUWATOSIN OLUWATUMININ 1755 §103 Final Rejection 4d overdue Pending Dec 16, 2022
17923898 HEATING BODY AND AEROSOL-GENERATION DEVICE INCLUDING SAME PAIK, SANG YEOP 3761 §103 Final Rejection 7d Pending Nov 07, 2022
17914772 AEROSOL GENERATION APPARATUS AND CONTROL METHOD THEREFOR LE, TOBEY CHOU 1747 §102§103 Final Rejection 22d overdue Pending Sep 27, 2022
17793396 SMOKING SET DAVISON, CHARLOTTE INKERI 1755 §103 Non-Final OA Pending Jul 17, 2022
17846082 Heater and smoking device including the heater MARTIN, JOHN MITCHELL 1755 §103 Final Rejection Pending Jun 22, 2022
17844102 Aerosol generating device MARTIN, JOHN MITCHELL 1755 §103 Non-Final OA 29d Pending Jun 20, 2022
17755932 AEROSOL GENERATION DEVICE, AND CONTROL METHOD THEREOF EFTA, ALEX B 1745 §103 Final Rejection Pending May 12, 2022
17753638 METHOD FOR CONTROLLING ELECTRONIC CIGARETTE AND ELECTRONIC CIGARETTE SPARKS, RUSSELL E 1755 §103§112 Final Rejection 20d Pending Mar 10, 2022

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