Prosecution Insights
Last updated: August 18, 2026

Sumitomo Metal Mining Co., Ltd.

38 pending office actions • 20 art units • 32 examiners • 0 of 38 (0%) have an AI response strategy ready • 36 patents granted in the last 365 days

Portfolio Summary

38
Total Pending OAs
24
Non-Final OAs
14
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 15 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

9
Overdue
0
Due this week
5
Due this month
0
Due in next 60 days
1
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. 15 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (9)Due ≤ 30 days (5)Due later (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.

8
Hard (21%)
30
Medium (79%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only25 (66%)
§102 only3 (8%)
Double-patenting + other2 (5%)
Multi-statute (no §101)8 (21%)

Industry Mix

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

28
Life Sciences
74% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
2
Semiconductors
5% of docket
0
Mechanical / Eng
0% of docket
8
Business / Other
21% 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.

380 h
Manual time on pending OAs
76 h
Time saved (low, 20%)
133 h
Time saved (mid, 35%)
3.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
PIRO, NICHOLAS ANTHONY 5 41.4% +36.7%
CARDA, DANIELLE MARIE 2 83.5% +12.4%
SMOOT, MORIAH SIMONE MCMIL 2 63.8% +4.1%
NGUYEN, HAIDUNG D 1 65.0% +28.2%
NGUYEN, KHANH TUAN 1 74.4% +18.7%
DUDEK, JAMES A 1 82.1% +3.1%
KRUPICKA, ADAM C 1 61.9% +27.2%
ALDAZ CERVANTES, MAYELA RENATA 1 69.2% +41.7%
MCKINNON, LASHAWNDA T 1 53.1% +31.4%
BARZACH, JEFFREY EUGENE 1 56.6% +41.3%

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
18287251 METHOD FOR PRODUCING VALUABLE METAL CARDA, DANIELLE MARIE 3d overdue
18833131 NEAR-INFRARED ABSORBING PARTICLES, PRODUCTION METHOD FOR NEAR-INFRARED ABSORBING PARTICLES, NEAR-INFRARED ABSORBING PARTICLE DISPERSION LIQUID, NEAR-INFRARED ABSORBING PARTICLE DISPERSION, NEAR-INFRARED ABSORBING STACK, AND NEAR-INFRARED ABSORBING TRANSPARENT BASE DUDEK, JAMES A

Hard Cases (8)

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
18570535 ANTIBACTERIAL MATERIAL, ANTIBACTERIAL MATERIAL DISPERSION LIQUID, ANTIBACTERIAL MATERIAL DISPERSION BODY, AND METHOD FOR PRODUCING THEM SONG, JIANFENG 28d overdue
18691381 METHOD FOR PRODUCING LITHIUM HYDROXIDE PIRO, NICHOLAS ANTHONY 14d
17777097 MAGNETOSTRICTIVE MEMBER AND METHOD FOR MANUFACTURING MAGNETOSTRICTIVE MEMBER WALCK, BRIAN D 77d
19124699 PRODUCTION METHOD OF POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY NGUYEN, HAIDUNG D
18685250 METHOD FOR RECOVERING VALUABLE METALS CARDA, DANIELLE MARIE
18401946 NICKEL-CONTAINING COMPOSITE HYDROXIDE AND PRODUCTION PROCESS THEREFOR, POSITIVE-ELECTRODE ACTIVE MATERIAL FOR A NONAQUEOUS-ELECTROLYTE SECONDARY BATTERY AND PRODUCTION PROCESS THEREFOR, AND NONAQUEOUS-ELECTROLYTE SECONDARY BATTERY PIRO, NICHOLAS ANTHONY
18267113 FLOTATION METHOD AND FLOTATION SYSTEM PATEL, PRANAV N
17828316 NICKEL-MANGANESE COMPOSITE HYDROXIDE, METHOD FOR PRODUCING THE SAME, POSITIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD FOR PRODUCING THE SAME, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY DOVE, TRACY MAE

Interview Candidates (13)

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
18267054 METHOD FOR PRODUCING LITHIUM HYDROXIDE PIRO, NICHOLAS ANTHONY 67d overdue
18287251 METHOD FOR PRODUCING VALUABLE METAL CARDA, DANIELLE MARIE 3d overdue
18691381 METHOD FOR PRODUCING LITHIUM HYDROXIDE PIRO, NICHOLAS ANTHONY 14d
18698146 INFRARED ABSORBING FIBER AND FIBER PRODUCT MCKINNON, LASHAWNDA T 16d
19124699 PRODUCTION METHOD OF POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY NGUYEN, HAIDUNG D
18997902 NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, METHOD OF MANUFACTURING NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY NGUYEN, KHANH TUAN
18841855 COPPER POWDER AND METHOD FOR PRODUCING COPPER POWDER KRUPICKA, ADAM C
18739039 MINERAL PROCESSING METHOD ALDAZ CERVANTES, MAYELA RENATA

Top Art Units

Art UnitApps
1738 6
1729 3
1733 2
2871 2
1751 2
1761 1
1712 1
1789 1
1788 1
1613 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19124699 PRODUCTION METHOD OF POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY NGUYEN, HAIDUNG D 1761 §102§103Other Non-Final OA Pending Apr 25, 2025
18997902 NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, METHOD OF MANUFACTURING NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY NGUYEN, KHANH TUAN §102 Non-Final OA Pending Jan 23, 2025
18833131 NEAR-INFRARED ABSORBING PARTICLES, PRODUCTION METHOD FOR NEAR-INFRARED ABSORBING PARTICLES, NEAR-INFRARED ABSORBING PARTICLE DISPERSION LIQUID, NEAR-INFRARED ABSORBING PARTICLE DISPERSION, NEAR-INFRARED ABSORBING STACK, AND NEAR-INFRARED ABSORBING TRANSPARENT BASE DUDEK, JAMES A §103 Non-Final OA Pending Sep 24, 2024
18841855 COPPER POWDER AND METHOD FOR PRODUCING COPPER POWDER KRUPICKA, ADAM C 1712 §103 Non-Final OA Pending Aug 27, 2024
18739039 MINERAL PROCESSING METHOD ALDAZ CERVANTES, MAYELA RENATA §103 Non-Final OA Pending Jun 10, 2024
18698146 INFRARED ABSORBING FIBER AND FIBER PRODUCT MCKINNON, LASHAWNDA T 1789 §103 Non-Final OA 16d Pending Apr 03, 2024
18691381 METHOD FOR PRODUCING LITHIUM HYDROXIDE PIRO, NICHOLAS ANTHONY 1738 §102§103Other Non-Final OA 14d Pending Mar 12, 2024
18685250 METHOD FOR RECOVERING VALUABLE METALS CARDA, DANIELLE MARIE §103§112 Non-Final OA Pending Feb 21, 2024
18684019 INFRARED CURABLE INK COMPOSITION, INFRARED CURED PRODUCT AND METHOD FOR PRODUCING INFRARED CURED PRODUCT BARZACH, JEFFREY EUGENE §103DP Non-Final OA Pending Feb 15, 2024
18682231 ORGANIC-INORGANIC HYBRID INFRARED ABSORBING PARTICLES, INFRARED ABSORBING PARTICLE DISPERSION, AND METHOD OF PRODUCING ORGANIC-INORGANIC HYBRID INFRARED ABSORBING PARTICLES LE, HOA T 1788 §102 Final Rejection Pending Feb 08, 2024
18681346 METHOD FOR PRODUCING LITHIUM CONTAINING SOLUTION AND METHOD FOR PRODUCING LITHIUM HYDROXIDE PIRO, NICHOLAS ANTHONY §103§112DP Non-Final OA Pending Feb 05, 2024
18401946 NICKEL-CONTAINING COMPOSITE HYDROXIDE AND PRODUCTION PROCESS THEREFOR, POSITIVE-ELECTRODE ACTIVE MATERIAL FOR A NONAQUEOUS-ELECTROLYTE SECONDARY BATTERY AND PRODUCTION PROCESS THEREFOR, AND NONAQUEOUS-ELECTROLYTE SECONDARY BATTERY PIRO, NICHOLAS ANTHONY §103§112 Non-Final OA Pending Jan 02, 2024
18570535 ANTIBACTERIAL MATERIAL, ANTIBACTERIAL MATERIAL DISPERSION LIQUID, ANTIBACTERIAL MATERIAL DISPERSION BODY, AND METHOD FOR PRODUCING THEM SONG, JIANFENG 1613 §102§103Other Non-Final OA 28d overdue Pending Dec 14, 2023
18567440 METHOD OF PRODUCING VALUABLE METAL MCCRACKEN, DANIEL §103 Non-Final OA Pending Dec 06, 2023
18556133 MAGNETOSTRICTIVE MEMBER AND METHOD FOR MANUFACTURING MAGNETOSTRICTIVE MEMBER CHAU, LISA N 1785 §103 Final Rejection Pending Oct 19, 2023
18287251 METHOD FOR PRODUCING VALUABLE METAL CARDA, DANIELLE MARIE 1738 §102 Non-Final OA 3d overdue Pending Oct 17, 2023
18272833 METHOD FOR RECOVERING VALUABLE METAL SMOOT, MORIAH SIMONE MCMIL 1733 §103 Final Rejection 1d overdue Pending Jul 18, 2023
18258958 HEAT RAY SHIELDING RESIN SHEET MATERIAL WILSON, PAISLEY L 2871 §103 Non-Final OA 27d Pending Jun 22, 2023
18267113 FLOTATION METHOD AND FLOTATION SYSTEM PATEL, PRANAV N 1777 §103§112 Non-Final OA Pending Jun 14, 2023
18267054 METHOD FOR PRODUCING LITHIUM HYDROXIDE PIRO, NICHOLAS ANTHONY 1738 §103Other Final Rejection 67d overdue Pending Jun 13, 2023
18255754 LAMINATED STRUCTURE FOR SOLAR RADIATION SHIELDING QURESHI, MARIAM 2871 §103 Non-Final OA 4d overdue Pending Jun 02, 2023
18043621 LITHIUM METAL COMPOSITE OXIDE, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY NEWELL, ANNA GOULD 1726 §103 Non-Final OA Pending Mar 01, 2023
18042408 NEAR-INFRARED SHIELDING FILM AND METHOD FOR PRODUCING NEAR-INFRARED SHIELDING FILM AHVAZI, BIJAN 1763 §103 Final Rejection 1d overdue Pending Feb 21, 2023
18018415 METHOD FOR RECOVERING LITHIUM AND METHOD FOR PRODUCING LITHIUM CARBONATE SMOOT, MORIAH SIMONE MCMIL 1733 §103 Non-Final OA Pending Jan 27, 2023
18005212 METHOD OF PRODUCING NICKEL-CONTAINING HYDROXIDE, METHOD OF PRODUCING POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY BLACKWELL-RUDASIL, RYAN KENZIE 1722 §103 Final Rejection Pending Jan 12, 2023
17777097 MAGNETOSTRICTIVE MEMBER AND METHOD FOR MANUFACTURING MAGNETOSTRICTIVE MEMBER WALCK, BRIAN D 1738 §102§103§112 Non-Final OA 77d Pending Nov 16, 2022
17925049 POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERIES, METHOD FOR PRODUCING SAID POSITIVE ELECTRODE ACTIVE MATERIAL, AND LITHIUM ION SECONDARY BATTERY KLINE, SYDNEY LYNN 1729 §103 Final Rejection Pending Nov 14, 2022
17922822 LITHIUM-METAL COMPOSITE OXIDE, POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY KERNS, KEVIN P 1735 §103 Final Rejection 8d overdue Pending Nov 02, 2022
17917312 METHOD FOR RECOVERING VALUABLE METAL MORALES, RICARDO D 1738 §103 Final Rejection 37d overdue Pending Oct 06, 2022
17797397 METHOD FOR PRODUCING LITHIUM HYDROXIDE RIPA, BRYAN D 1794 §103 Non-Final OA Pending Aug 03, 2022
17797212 METHOD FOR TREATING ALLOY PIRO, NICHOLAS ANTHONY 1738 §103Other Non-Final OA Pending Aug 03, 2022
17828316 NICKEL-MANGANESE COMPOSITE HYDROXIDE, METHOD FOR PRODUCING THE SAME, POSITIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD FOR PRODUCING THE SAME, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY DOVE, TRACY MAE 1725 §103§112 Final Rejection Pending May 31, 2022
17622485 POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTERIES, METHOD FOR PRODUCING SAME, AND LITHIUM-ION SECONDARY BATTERY DAULTON, CHRISTINA RENEE 1729 §103 Non-Final OA Pending Dec 23, 2021
17601882 LITHIUM COMPOSITE METAL OXIDE POWDER AND LITHIUM SECONDARY BATTERY POSITIVE ELECTRODE ACTIVE MATERIAL EGGERDING, ALIX ECHELMEYER 1729 §103 Final Rejection 8d overdue Pending Oct 06, 2021
17433663 POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, METHOD OF MANUFACTURING POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY FREEMAN, EMILY ELIZABETH 1724 §103 Non-Final OA 29d Pending Aug 25, 2021
17310805 POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, METHOD OF MANUFACTURING POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY SON, TAEYOUNG 1751 §103 Final Rejection 12d Pending Aug 25, 2021
17413871 LITHIUM METAL COMPLEX OXIDE POWDER, POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERIES, AND LITHIUM SECONDARY BATTERY WEI, ZHONGQING 1727 §103 Final Rejection Pending Jun 14, 2021
16629806 METAL COMPOSITE HYDROXIDE, METHOD FOR PRODUCING SAME, POSITIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES, METHOD FOR PRODUCING SAID POSITIVE ELECTRODE ACTIVE MATERIAL, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY USING SAID POSITIVE ELECTRODE ACTIVE MATERIAL CHUO, TONY SHENG HSIANG 1751 §103 Final Rejection Pending Jan 09, 2020

Managing Sumitomo Metal Mining Co., Ltd.'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