Prosecution Insights
Last updated: August 06, 2026

Lei Fang & Associates LLC

27 pending office actions • 10 clients • 26 examiners • 15 art units • 0 of 27 (0%) have an AI response strategy ready

Quality Metrics (n=365 apps, methodology: how we score firms)

83.6%
Allowance Rate
n=365
+0.56σ
Allowance Rate (norm)
n=365
3.5
OAs to Allowance
n=163
-0.19σ
OAs to Allow (norm)
n=163
1086 days
Time to Allowance
n=163
+11.9pp
Interview Lift
n=365
43.6%
RCE Rate
n=365
0.0%
Appeal Rate
n=365

Rejection Performance (% of received rejections ultimately overcome)

§101 Overcome
n=14 (min 20)
60.7%
§102 Overcome
n=56
64.3%
§103 Overcome
n=168
67.6%
§112 Overcome
n=170

Specialization & Scale

C22C, C21D, B32B
Top CPC Subclasses
34%
Top-3 CPC Share
n=365
1
Practitioners
n=365
365.0
Apps / Practitioner
n=365

Portfolio Summary

27
Total Pending OAs
19
Non-Final OAs
8
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 11 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

6
Overdue
0
Due this week
2
Due this month
0
Due in next 60 days
3
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. 11 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (6)Due ≤ 30 days (2)Due later (3)

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 (63%)
8
Medium (30%)
2
Easy (7%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other3 (11%)
§103 only6 (22%)
§112 only2 (7%)
Double-patenting + other2 (7%)
Multi-statute (no §101)14 (52%)

Industry Mix

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

22
Life Sciences
81% of docket
0
Information Tech
0% of docket
1
Communications
4% of docket
1
Semiconductors
4% of docket
1
Mechanical / Eng
4% of docket
2
Business / Other
7% 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.

270 h
Manual time on pending OAs
54 h
Time saved (low, 20%)
94 h
Time saved (mid, 35%)
2.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
LUK, VANESSA TIBAY 2 54.1% +26.6%
CHRISTY, KATHERINE A 1 75.4% +34.8%
SU, XIAOWEI 1 71.4% +12.8%
KRUPICKA, ADAM C 1 62.0% +27.1%
HORGER, KIM S. 1 70.8% +19.1%
PULLEN, NIKOLAS TAKUYA 1 53.0% +12.3%
OLSON, ANDREA STEFFEL 1 62.2% -11.9%
BURKHART, MICHAEL D 1 62.2% +11.5%
CHENG, KAREN 1 76.5% +27.3%
WALCK, BRIAN D 1 58.6% +26.8%

Hard Cases (17)

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
17700702 DNA METHYLATION SIGNATURES OF CANCER IN HOST PERIPHERAL BLOOD MONONUCLEAR CELLS AND T CELLS HANEY, AMANDA MARIE 80d overdue
18014220 METHOD FOR ANTIGEN DETECTION FROM DIRECT CLINICAL SAMPLES LYONS, MARY M 30d overdue
18564456 ACTIVE OPTICAL CABLE ASSEMBLY AND ASSEMBLING METHOD THEREOF BELLO, AGUSTIN 17d overdue
17927771 ELECTRO-GALVANIZED SUPER-STRENGTH DUAL-PHASE STEEL RESISTANT TO DELAYED CRACKING, AND MANUFACTURING METHOD THEREFOR ALDAZ CERVANTES, MAYELA RENATA 9d
18551266 LOW-CARBON LOW-ALLOY Q&P STEEL OR HOT-DIP GALVANIZED Q&P STEEL WITH TENSILE STRENGTH GREATER THAN OR EQUAL TO 1180 MPA, AND MANUFACTURING METHOD THEREFOR ROE, JESSEE RANDALL 21d
18709077 HOT-ROLLED STEEL FOR ENAMELING HAVING ENAMELING AND FIRING STRENGTHENING PROPERTY, AND MANUFACTURING METHOD THEREFOR HORGER, KIM S. 62d
18874274 800MPA-GRADE HIGH-HOLE-EXPANSION HOT-DIP GALVANIZED STEEL PLATE AND MANUFACTURING METHOD THEREFOR CHRISTY, KATHERINE A 70d
18557724 HOT STAMPING COMPONENT HAVING TENSILE STRENGTH GREATER OR EQUAL TO 1000 MPA AND FABRICATION METHOD THEREFOR STILES, JACOB BENJAMIN 75d

Interview Candidates (10)

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
18043116 980 MPA-GRADE ULTRA-LOW-CARBON MARTENSITE AND RETAINED AUSTENITE ULTRA-HIGH HOLE EXPANSION STEEL AND MANUFACTURING METHOD THEREFOR LUK, VANESSA TIBAY 2d overdue
18709077 HOT-ROLLED STEEL FOR ENAMELING HAVING ENAMELING AND FIRING STRENGTHENING PROPERTY, AND MANUFACTURING METHOD THEREFOR HORGER, KIM S. 62d
18874274 800MPA-GRADE HIGH-HOLE-EXPANSION HOT-DIP GALVANIZED STEEL PLATE AND MANUFACTURING METHOD THEREFOR CHRISTY, KATHERINE A 70d
18851166 HOT-STAMPED COMPONENT HAVING HIGH COLD-BENDING PERFORMANCE AND HIGH STRENGTH, AND MANUFACTURING METHOD THEREFOR SU, XIAOWEI
18842792 COLD ROLLED STEEL PLATE FOR GALVANIZED STEEL PLATE, GALVANIZED STEEL PLATE AND MANUFACTURING METHOD THEREFOR KRUPICKA, ADAM C
18697090 BAINITE STEEL AND PREPARATION METHOD THEREFOR PULLEN, NIKOLAS TAKUYA
18695158 METHODS FOR DELAYING CRISPR ACTION AND IMPROVING GENE DRIVE EFFECTIVENESS BURKHART, MICHAEL D
18687190 EP4 ANTAGONIST COMPOUND AS WELL AS SALT, POLYMORPH AND USE THEREOF CHENG, KAREN

Client Portfolio (10 clients)

Top Art Units

Art UnitApps
17845
17335
17382
16992
16381
16231
26351
28961
17591
16581

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18874274 800MPA-GRADE HIGH-HOLE-EXPANSION HOT-DIP GALVANIZED STEEL PLATE AND MANUFACTURING METHOD THEREFOR BAOSHAN IRON & STEEL CO., LTD. CHRISTY, KATHERINE A 1784 §103§112 Non-Final OA 70d Pending Dec 12, 2024
18851166 HOT-STAMPED COMPONENT HAVING HIGH COLD-BENDING PERFORMANCE AND HIGH STRENGTH, AND MANUFACTURING METHOD THEREFOR BAOSHAN IRON & STEEL CO., LTD. SU, XIAOWEI 1784 §103§112 Non-Final OA Pending Sep 26, 2024
18842792 COLD ROLLED STEEL PLATE FOR GALVANIZED STEEL PLATE, GALVANIZED STEEL PLATE AND MANUFACTURING METHOD THEREFOR BAOSHAN IRON & STEEL CO., LTD. KRUPICKA, ADAM C 1784 §103§112 Non-Final OA Pending Aug 29, 2024
18709077 HOT-ROLLED STEEL FOR ENAMELING HAVING ENAMELING AND FIRING STRENGTHENING PROPERTY, AND MANUFACTURING METHOD THEREFOR BAOSHAN IRON & STEEL CO., LTD. HORGER, KIM S. 1784 §103§112 Non-Final OA 62d Pending May 10, 2024
18697090 BAINITE STEEL AND PREPARATION METHOD THEREFOR BAOSHAN IRON & STEEL CO., LTD. PULLEN, NIKOLAS TAKUYA §102§103§112 Non-Final OA Pending Mar 29, 2024
18616904 CATALYTIC POLYMERIZATION AND DEPOLYMERIZATION OF 1,6-ANHYDROSUGARS The Trustees of Boston College OLSON, ANDREA STEFFEL §102§103§112 Non-Final OA Pending Mar 26, 2024
18695158 METHODS FOR DELAYING CRISPR ACTION AND IMPROVING GENE DRIVE EFFECTIVENESS The Regents of the University of California BURKHART, MICHAEL D 1638 §101§112 Non-Final OA Pending Mar 25, 2024
18687190 EP4 ANTAGONIST COMPOUND AS WELL AS SALT, POLYMORPH AND USE THEREOF Wuhan Humanwell Innovative Drug Research And Development Center Limited Company CHENG, KAREN 1623 §103§112DP Non-Final OA Pending Feb 27, 2024
18567521 HOT-DIP GALVANIZED STEEL PLATE AND MANUFACTURING METHOD THEREFOR BAOSHAN IRON & STEEL CO., LTD. WALCK, BRIAN D 1738 §103 Non-Final OA Pending Dec 06, 2023
18564456 ACTIVE OPTICAL CABLE ASSEMBLY AND ASSEMBLING METHOD THEREOF Accelink Technologies Co., Ltd. BELLO, AGUSTIN 2635 §102§103 Final Rejection 17d overdue Pending Nov 27, 2023
18563022 OPTICAL WAVEGUIDE DEVICE AND MANUFACTURING METHOD THEREOF Accelink Technologies Co., Ltd. TAVLYKAEV, ROBERT FUATOVICH 2896 §103 Final Rejection Pending Nov 21, 2023
18557724 HOT STAMPING COMPONENT HAVING TENSILE STRENGTH GREATER OR EQUAL TO 1000 MPA AND FABRICATION METHOD THEREFOR BAOSHAN IRON & STEEL CO., LTD. STILES, JACOB BENJAMIN 1733 §103§112 Non-Final OA 75d Pending Oct 27, 2023
18551266 LOW-CARBON LOW-ALLOY Q&P STEEL OR HOT-DIP GALVANIZED Q&P STEEL WITH TENSILE STRENGTH GREATER THAN OR EQUAL TO 1180 MPA, AND MANUFACTURING METHOD THEREFOR BAOSHAN IRON & STEEL CO., LTD. ROE, JESSEE RANDALL 1759 §103§112 Final Rejection 21d Pending Sep 19, 2023
18550536 ANTI-INFLAMMATORY PEPTIDE AND METHOD OF USE THEREOF The United States Department of Veterans Affairs COFFA, SERGIO 1658 §102§112 Non-Final OA Pending Sep 14, 2023
18245377 LIQUID HYDROGENATED NITRILE-BUTADIENE RUBBER, PREPARATION METHOD THEREOF AND USE THEREOF Zannan Scitech Co., Ltd. LEE, DORIS L 1764 §103§112 Final Rejection Pending Mar 15, 2023
18044881 BENZO OXYGEN-CONTAINING HETEROCYCLIC COMPOUNDS AND MEDICAL APPLICATION THEREOF AB Pharma Ltd. JARRELL, NOBLE E 1699 §112 Final Rejection Pending Mar 10, 2023
18043116 980 MPA-GRADE ULTRA-LOW-CARBON MARTENSITE AND RETAINED AUSTENITE ULTRA-HIGH HOLE EXPANSION STEEL AND MANUFACTURING METHOD THEREFOR BAOSHAN IRON & STEEL CO., LTD. LUK, VANESSA TIBAY 1733 §103DP Non-Final OA 2d overdue Pending Feb 27, 2023
18043100 980 MPA-GRADE FULL-BAINITE ULTRA-HIGH HOLE EXPANSION STEEL AND MANUFACTURING METHOD THEREFOR BAOSHAN IRON & STEEL CO., LTD. LUK, VANESSA TIBAY 1733 §103 Non-Final OA Pending Feb 27, 2023
18043217 HIGH-STRENGTH LOW-CARBON MARTENSITIC HIGH HOLE EXPANSION STEEL AND MANUFACTURING METHOD THEREFOR BAOSHAN IRON & STEEL CO., LTD. O'KEEFE, SEAN P 1738 §103 Non-Final OA Pending Feb 27, 2023
18103141 MICROSATELLITE GENOTYPING AND METHOD OF USE THEREOF Trs Labs Inc. BAUSCH, SARAE L 1699 §101§102§112 Final Rejection Pending Jan 30, 2023
18014220 METHOD FOR ANTIGEN DETECTION FROM DIRECT CLINICAL SAMPLES The Regents of the University of California LYONS, MARY M 1645 §102§103§112 Non-Final OA 30d overdue Pending Jan 03, 2023
17927771 ELECTRO-GALVANIZED SUPER-STRENGTH DUAL-PHASE STEEL RESISTANT TO DELAYED CRACKING, AND MANUFACTURING METHOD THEREFOR BAOSHAN IRON & STEEL CO., LTD. ALDAZ CERVANTES, MAYELA RENATA 1733 §103§112 Non-Final OA 9d Pending Nov 25, 2022
17802605 BLAST FURNACE SLAG GRANULATION AND WASTE HEAT RECOVERY AND UTILIZATION DEVICE AND METHOD BAOSHAN IRON & STEEL CO., LTD. SMOOT, MORIAH SIMONE MCMIL 1733 §103§112 Non-Final OA Pending Aug 26, 2022
17779266 THERMOFORMED COMPONENT HAVING EXCELLENT COATING ADHESION, AND MANUFACTURING METHOD THEREFOR BAOSHAN IRON & STEEL CO., LTD. OMORI, MARY I 1784 §103 Final Rejection 37d overdue Pending May 24, 2022
17700702 DNA METHYLATION SIGNATURES OF CANCER IN HOST PERIPHERAL BLOOD MONONUCLEAR CELLS AND T CELLS Beijing Youan Hospital, Captical Medical University HANEY, AMANDA MARIE 1682 §101§112 Non-Final OA 80d overdue Pending Mar 22, 2022
17637239 HIGH STRENGTH THIN SPECIFICATION HIGH CORROSION RESISTANCE STEEL AND MANUFACTURING METHOD THEREFOR BAOSHAN IRON & STEEL CO., LTD. HEVEY, JOHN A 1735 §103 Final Rejection 66d overdue Pending Feb 22, 2022
17442920 METHOD FOR MANUFACTURING EQUAL-STRENGTH STEEL THIN-WALL WELDING COMPONENT WITH ALUMINUM OR ALUMINUM ALLOY PLATING BAOSHAN IRON & STEEL CO., LTD. DODSON, JUSTIN C 3700 §112 Non-Final OA Pending Sep 24, 2021

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