Prosecution Insights
Last updated: May 29, 2026

Posco

29 pending office actions • 9 art units • 18 examiners • 0 of 29 (0%) have an AI response strategy ready • 75 patents granted in the last 365 days

Portfolio Summary

29
Total Pending OAs
13
Non-Final OAs
15
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 29 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

18
Overdue
3
Due this week
7
Due this month
1
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. 29 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (18)Due ≤ 7 days (3)Due ≤ 30 days (7)Due ≤ 60 days (1)

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.

0
Hard (0%)
26
Medium (90%)
2
Easy (7%)
1
Unknown (3%)

Rejection Statute Mix

BucketCases
§103 only25 (86%)
§102 only1 (3%)
§112 only2 (7%)
No statute on record1 (3%)

Industry Mix

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

27
Life Sciences
93% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
2
Mechanical / Eng
7% of docket
0
Business / Other
0% 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.

290 h
Manual time on pending OAs
58 h
Time saved (low, 20%)
102 h
Time saved (mid, 35%)
2.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
WANG, NICHOLAS A 6 53.9% +21.9%
ALDAZ CERVANTES, MAYELA RENATA 3 65.2% +43.8%
YANG, JIE 2 62.2% +19.0%
MCGUTHRY BANKS, TIMA MICHELE 2 81.6% +2.0%
KOSHY, JOPHY STEPHEN 2 63.0% +40.6%
POLLOCK, AUSTIN M 2 51.3% +37.7%
CHRISTY, KATHERINE A 1 75.1% +34.9%
TRAN-LE, THAO UYEN 1 36.4% +40.0%
KRUER, KEVIN R 1 26.7% +30.1%
CARPENTER, JOSHUA S 1 50.4% +39.2%

Quick Wins (2)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18019187 AUSTENITIC STAINLESS STEEL WITH IMPROVED DEEP DRAWING MCGUTHRY BANKS, TIMA MICHELE 2d overdue
17784728 HIGH-STRENGTH HOT-ROLLED STEEL SHEET HAVING EXCELLENT YIELD RATIO, AND METHOD FOR MANUFACTURING SAME MCGUTHRY BANKS, TIMA MICHELE 1d overdue

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
17785502 ADHESIVE COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRICAL STEEL SHEET LAMINATE, AND METHOD FOR MANUFACTURING SAME KRUER, KEVIN R 27d

Interview Candidates (19)

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
17802315 WELDED MEMBER HAVING EXCELLENT FATIGUE STRENGTH OF WELDED PORTION AND METHOD FOR MANUFACTURING SAME TRAN-LE, THAO UYEN 147d overdue
17785702 STAINLESS STEEL HAVING EXCELLENT SURFACE ELECTRICAL CONDUCTIVITY FOR FUEL CELL SEPARATOR AND METHOD FOR MANUFACTURING SAME CARPENTER, JOSHUA S 100d overdue
16468162 HIGH STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT YIELD STRENGTH, DUCTILITY, AND HOLE EXPANDABILITY, HOT-DIP GALVANIZED STEEL SHEET, AND METHOD FOR PRODUCING SAME YANG, JIE 73d overdue
17785870 HIGH STRENGTH STEEL SHEET HAVING SUPERIOR WORKABILITY AND METHOD FOR MANUFACTURING SAME WANG, NICHOLAS A 46d overdue
17786054 STEEL MATERIAL FOR VACUUM TUBE AND METHOD OF MANUFACTURING SAME WANG, NICHOLAS A 22d overdue
17622474 AUSTENITIC STAINLESS STEEL HAVING IMPROVED STRENGTH, AND METHOD FOR MANUFACTURING SAME WANG, NICHOLAS A 22d overdue
17293274 HIGH-STRENGTH NONMAGNETIC AUSTENITIC STAINLESS STEEL AND MANUFACTURING METHOD THEREFOR WANG, NICHOLAS A 19d overdue
17786057 STEEL WIRE ROD HAVING EXCELLENT SPHEROIDIZING HEAT TREATMENT PROPERTIES, AND METHOD FOR PRODUCING SAME POLLOCK, AUSTIN M 18d overdue

Top Art Units

Art UnitApps
1734 10
1733 8
1738 3
1784 2
3761 2
1787 1
1735 1
1794 1
1759 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18271787 PLATED STEEL SHEET FOR HOT PRESS FORMING HAVING EXCELLENT HYDROGEN EMBRITTLEMENT RESISTANCE, HOT PRESS FORMED PARTS, AND MANUFACTURING METHODS THEREOF YANG, JIE 1734 §103 Non-Final OA 9d Pending Jul 11, 2023
18019187 AUSTENITIC STAINLESS STEEL WITH IMPROVED DEEP DRAWING MCGUTHRY BANKS, TIMA MICHELE 1733 §103 Non-Final OA 2d overdue Pending Feb 01, 2023
17785846 STEEL PLATE HAVING EXCELLENT WEAR RESISTANCE AND COMPOSITE CORROSION RESISTANCE AND METHOD FOR MANUFACTURING SAME CHRISTY, KATHERINE A 1784 §103 Final Rejection 28d Pending Oct 24, 2022
17918014 LOW-COST AUSTENITIC STAINLESS STEEL HAVING HIGH STRENGTH AND HIGH FORMABILITY, AND METHOD FOR MANUFACTURING SAME KOSHY, JOPHY STEPHEN 1733 §103 Final Rejection 11d overdue Pending Oct 10, 2022
17802315 WELDED MEMBER HAVING EXCELLENT FATIGUE STRENGTH OF WELDED PORTION AND METHOD FOR MANUFACTURING SAME TRAN-LE, THAO UYEN 3761 §103 Final Rejection 147d overdue Pending Aug 25, 2022
17785512 NON-ORIENTED ELECTRICAL STEEL SHEET, AND METHOD FOR MANUFACTURING SAME ALDAZ CERVANTES, MAYELA RENATA 1733 §103 Non-Final OA 34d Pending Aug 11, 2022
17785502 ADHESIVE COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRICAL STEEL SHEET LAMINATE, AND METHOD FOR MANUFACTURING SAME KRUER, KEVIN R 1787 §103 Final Rejection 27d Pending Jul 20, 2022
17787252 GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME ALDAZ CERVANTES, MAYELA RENATA 1733 §103 Non-Final OA 5d overdue Pending Jun 17, 2022
17786057 STEEL WIRE ROD HAVING EXCELLENT SPHEROIDIZING HEAT TREATMENT PROPERTIES, AND METHOD FOR PRODUCING SAME POLLOCK, AUSTIN M 1738 §103 Non-Final OA 18d overdue Pending Jun 16, 2022
17786054 STEEL MATERIAL FOR VACUUM TUBE AND METHOD OF MANUFACTURING SAME WANG, NICHOLAS A 1734 §103 Final Rejection 22d overdue Pending Jun 16, 2022
17786152 HIGH-STRENGTH FERRITIC STAINLESS STEEL FOR CLAMP, AND MANUFACTURING METHOD THEREFOR ALDAZ CERVANTES, MAYELA RENATA 1733 §103 Non-Final OA 9d Pending Jun 16, 2022
17785702 STAINLESS STEEL HAVING EXCELLENT SURFACE ELECTRICAL CONDUCTIVITY FOR FUEL CELL SEPARATOR AND METHOD FOR MANUFACTURING SAME CARPENTER, JOSHUA S 1733 Other Non-Final OA 100d overdue Pending Jun 15, 2022
17785866 HIGH-STRENGTH STEEL SHEET HAVING SUPERIOR WORKABILITY AND MANUFACTURING METHOD THEREFOR WANG, NICHOLAS A 1734 §103 Non-Final OA 4d overdue Pending Jun 15, 2022
17785870 HIGH STRENGTH STEEL SHEET HAVING SUPERIOR WORKABILITY AND METHOD FOR MANUFACTURING SAME WANG, NICHOLAS A 1734 §103 Final Rejection 46d overdue Pending Jun 15, 2022
17785693 NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR WALCK, BRIAN D 1738 §103 Non-Final OA 6d Pending Jun 15, 2022
17784727 BEARING WIRE ROD AND MANUFACTURING METHOD THEREFOR HILL, STEPHANI A 1735 §103 Final Rejection 28d Pending Jun 13, 2022
17784728 HIGH-STRENGTH HOT-ROLLED STEEL SHEET HAVING EXCELLENT YIELD RATIO, AND METHOD FOR MANUFACTURING SAME MCGUTHRY BANKS, TIMA MICHELE 1733 §112 Non-Final OA 1d overdue Pending Jun 13, 2022
17780180 METHOD FOR MANUFACTURING WELDED STRUCTURE, AND WELDED STRUCTURE MANUFACTURED THEREBY ISKRA, JOSEPH W 3761 §103 Non-Final OA 29d Pending May 26, 2022
17777905 NORMALIZING HEAT-TREATED STEEL SHEET HAVING GOOD LOW-TEMPERATURE IMPACT TOUGHNESS AND METHOD FOR MANUFACTURING SAME POLLOCK, AUSTIN M 1738 §103 Non-Final OA 4d overdue Pending May 18, 2022
17777907 IONIC LIQUID FOR PICKLING STAINLESS STEEL AND METHOD FOR PICKLING STAINLESS STEEL BY USING SAME RIPA, BRYAN D 1794 §102 Final Rejection 27d Pending May 18, 2022
17771986 REINFORCING MEMBER FOR COLD FORMING AND PARTS MANUFACTURED USING SAME LA VILLA, MICHAEL EUGENE 1784 §103 Non-Final OA 8d overdue Pending Apr 26, 2022
17769095 STEEL PLATE FOR PRESSURE VESSEL HAVING EXCELLENT RESISTANCE TO HIGH-TEMPERATURE POST-WELDING HEAT TREATMENT, AND METHOD FOR MANUFACTURING SAME WANG, NICHOLAS A 1734 §103 Final Rejection 9d overdue Pending Apr 14, 2022
17622474 AUSTENITIC STAINLESS STEEL HAVING IMPROVED STRENGTH, AND METHOD FOR MANUFACTURING SAME WANG, NICHOLAS A 1734 §103 Final Rejection 22d overdue Pending Dec 23, 2021
17298128 NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME LIANG, ANTHONY M 1734 §103 Final Rejection 5d Pending May 28, 2021
17297740 HIGH-STRENGTH STEEL SHEET HAVING EXCELLENT DUCTILITY AND LOW-TEMPERATURE TOUGHNESS AND METHOD FOR MANUFACTURING THEREOF JOHNSON, JONATHAN J 1734 §103 Final Rejection 6d Pending May 27, 2021
17296875 CHROMIUM-MOLYBDENUM STEEL PLATE HAVING EXCELLENT CREEP STRENGTH AND METHOD FOR MANUFACTURING SAME KOSHY, JOPHY STEPHEN 1733 §103 Final Rejection 11d overdue Pending May 25, 2021
17293274 HIGH-STRENGTH NONMAGNETIC AUSTENITIC STAINLESS STEEL AND MANUFACTURING METHOD THEREFOR WANG, NICHOLAS A 1734 §103 Non-Final OA 19d overdue Pending May 12, 2021
17291823 HIGH STRENGTH STEEL PLATE FOR STRUCTURE WITH GOOD SEAWATER CORROSION RESISTANT PROPERTY AND METHOD OF MANUFACTURING SAME KESSLER, CHRISTOPHER S 1759 §112 Final Rejection 87d overdue Pending May 06, 2021
16468162 HIGH STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT YIELD STRENGTH, DUCTILITY, AND HOLE EXPANDABILITY, HOT-DIP GALVANIZED STEEL SHEET, AND METHOD FOR PRODUCING SAME YANG, JIE 1734 §103 Final Rejection 73d overdue Pending Jun 10, 2019

Managing Posco's Patent Portfolio?

IP Author helps IP teams respond to office actions faster with AI-generated responses, examiner analytics, and prosecution intelligence.

Start Free Trial

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month