Prosecution Insights
Last updated: August 18, 2026

Nhk Spring Co., Ltd.

32 pending office actions • 16 art units • 28 examiners • 0 of 32 (0%) have an AI response strategy ready • 42 patents granted in the last 365 days

Portfolio Summary

32
Total Pending OAs
19
Non-Final OAs
13
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 9 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

3
Overdue
0
Due this week
3
Due this month
2
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. 9 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (3)Due ≤ 30 days (3)Due ≤ 60 days (2)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 (25%)
21
Medium (66%)
3
Easy (9%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only18 (56%)
§102 only3 (9%)
§112 only2 (6%)
Double-patenting only1 (3%)
Multi-statute (no §101)8 (25%)

Industry Mix

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

6
Life Sciences
19% of docket
1
Information Tech
3% of docket
5
Communications
16% of docket
4
Semiconductors
12% of docket
6
Mechanical / Eng
19% of docket
10
Business / Other
31% 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
KLIMOWICZ, WILLIAM JOSEPH 3 80.8% +18.2%
KIM, MICHELLE JINJU 2 70.0% +42.9%
IRVIN, THOMAS W 2 77.3% +14.9%
RENNER, CRAIG A 1 84.3% +17.6%
BOOTH, ALEXANDER D 1 53.4% +37.2%
AVILA, STEPHEN P 1 80.4% +10.1%
LEE, Y YOUNG 1 48.1% +25.8%
ARANT, HARRY E 1 49.0% +22.1%
EMPIE, NATHAN H 1 43.8% +43.0%
SELLS, JAMES D 1 81.3% +12.0%

Quick Wins (6)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 6 ordered by deadline are shown.

App #TitleExaminerDue in
19373742 HEAD DRIVING DEVICE CONFIGURED TO MOVE A HEAD MEMBER RELATIVE TO TAPE AS A RECORDING MEDIUM AND CONFIGURED TO STABLY HOLD THE HEAD MEMBER RENNER, CRAIG A
19349645 FLEXURE FOR HARD DISK DRIVE SUSPENSION AND HARD DISK DRIVE SUSPENSION KLIMOWICZ, WILLIAM JOSEPH
19114740 RECORDING DEVICE AND COVER KLIMOWICZ, WILLIAM JOSEPH
18988056 PERSONAL WATERCRAFT AND CONTROLLING METHOD OF THE SAME AVILA, STEPHEN P
18849032 METHOD FOR PRODUCING LAMINATE SELLS, JAMES D
18408598 PIEZOELECTRIC ELEMENT AND DISK DRIVE SUSPENSION KLIMOWICZ, WILLIAM JOSEPH

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
18826386 THERMAL SPRAYING EQUIPMENT AND THERMAL SPRAYING CONTROL METHOD PENCE, JETHRO M 10d overdue
18494235 COIL SPRING AND SUSPENSION FOR VEHICLE IRVIN, THOMAS W 10d overdue
18726139 CAP BELLOWS ASSEMBLY AND ACCUMULATOR LU, HAOTIAN
18724213 BONDING JIG AND BONDING METHOD GOFF II, JOHN L
18739486 SUSPENSION DEVICE BURCH, MELODY M
18738218 METAL MASK TAUFIQ, FARAH N
18567205 COATING AGENT AND SPRING SERGENT, RABON A
18317461 LASER WELDING JOINT AND LASER WELDING METHOD KIM, SANG K

Interview Candidates (14)

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
18494235 COIL SPRING AND SUSPENSION FOR VEHICLE IRVIN, THOMAS W 10d overdue
18321447 COIL SPRING IRVIN, THOMAS W 15d
18851942 COATING METHOD AND SHEET MATERIAL EMPIE, NATHAN H 23d
19373742 HEAD DRIVING DEVICE CONFIGURED TO MOVE A HEAD MEMBER RELATIVE TO TAPE AS A RECORDING MEDIUM AND CONFIGURED TO STABLY HOLD THE HEAD MEMBER RENNER, CRAIG A
19349645 FLEXURE FOR HARD DISK DRIVE SUSPENSION AND HARD DISK DRIVE SUSPENSION KLIMOWICZ, WILLIAM JOSEPH
18849461 STATOR MANUFACTURING METHOD BOOTH, ALEXANDER D
19114740 RECORDING DEVICE AND COVER KLIMOWICZ, WILLIAM JOSEPH
19050136 DISK DRIVE SUSPENSION KIM, MICHELLE JINJU

Top Art Units

Art UnitApps
2688 5
2834 2
3616 2
2485 1
3763 1
1712 1
1745 1
1785 1
1717 1
1746 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19373742 HEAD DRIVING DEVICE CONFIGURED TO MOVE A HEAD MEMBER RELATIVE TO TAPE AS A RECORDING MEDIUM AND CONFIGURED TO STABLY HOLD THE HEAD MEMBER RENNER, CRAIG A 2688 DP Non-Final OA Pending Oct 30, 2025
19349645 FLEXURE FOR HARD DISK DRIVE SUSPENSION AND HARD DISK DRIVE SUSPENSION KLIMOWICZ, WILLIAM JOSEPH 2688 §103 Non-Final OA Pending Oct 03, 2025
18849461 STATOR MANUFACTURING METHOD BOOTH, ALEXANDER D §103 Non-Final OA Pending May 01, 2025
19114740 RECORDING DEVICE AND COVER KLIMOWICZ, WILLIAM JOSEPH 2688 §103 Non-Final OA Pending Mar 24, 2025
19050136 DISK DRIVE SUSPENSION KIM, MICHELLE JINJU 2688 §103 Final Rejection Pending Feb 11, 2025
19050137 DISK DRIVE SUSPENSION KIM, MICHELLE JINJU 2688 §103 Final Rejection Pending Feb 11, 2025
18988056 PERSONAL WATERCRAFT AND CONTROLLING METHOD OF THE SAME AVILA, STEPHEN P §103 Non-Final OA Pending Dec 19, 2024
18969387 INSPECTION DEVICE AND INSPECTION METHOD LEE, Y YOUNG 2485 §103 Final Rejection Pending Dec 05, 2024
18857506 SPRING MEMBER ARANT, HARRY E 3763 §103 Non-Final OA Pending Oct 17, 2024
18851942 COATING METHOD AND SHEET MATERIAL EMPIE, NATHAN H 1712 §103 Final Rejection 23d Pending Sep 27, 2024
18849032 METHOD FOR PRODUCING LAMINATE SELLS, JAMES D 1745 §103 Non-Final OA Pending Sep 20, 2024
18885892 EPOXY RESIN COMPOSITION FOR INTERLAYER INSULATION, RESIN SHEET FOR INTERLAYER INSULATION, LAMINATE FOR CIRCUIT BOARD, METAL- BASED CIRCUIT BOARD, AND POWER MODULE POLLEY, CHRISTOPHER M 1785 §103 Final Rejection Pending Sep 16, 2024
18846493 DISC SPRING MEMBER SCHWARTZ, CHRISTOPHER P §112 Non-Final OA Pending Sep 12, 2024
18826386 THERMAL SPRAYING EQUIPMENT AND THERMAL SPRAYING CONTROL METHOD PENCE, JETHRO M 1717 §102§112 Final Rejection 10d overdue Pending Sep 06, 2024
18726139 CAP BELLOWS ASSEMBLY AND ACCUMULATOR LU, HAOTIAN §102§103§112 Non-Final OA Pending Jul 02, 2024
18724213 BONDING JIG AND BONDING METHOD GOFF II, JOHN L 1746 §102§112 Non-Final OA Pending Jun 26, 2024
18751200 MASKING FIXTURE DODDS, SCOTT §102 Non-Final OA Pending Jun 22, 2024
18719232 STATOR SINGH, ALEXANDER A 2834 §102 Final Rejection Pending Jun 12, 2024
18739486 SUSPENSION DEVICE BURCH, MELODY M §102§103 Non-Final OA Pending Jun 11, 2024
18738218 METAL MASK TAUFIQ, FARAH N §102§103 Non-Final OA Pending Jun 10, 2024
18716979 STABILIZER MANUFACTURING METHOD AND STABILIZER SAHNI, VISHAL R §103 Non-Final OA Pending Jun 06, 2024
18706163 RECORDING DEVICE, MANUFACTURING METHOD THEREFOR, AND HOUSING KRIM, PETER 2841 §103 Final Rejection 15d Pending Apr 30, 2024
18424927 CONTACT PROBE AND PROBE UNIT PATEL, PARESH H 2858 §102 Final Rejection 36d Pending Jan 29, 2024
18408598 PIEZOELECTRIC ELEMENT AND DISK DRIVE SUSPENSION KLIMOWICZ, WILLIAM JOSEPH §103 Non-Final OA Pending Jan 10, 2024
18567205 COATING AGENT AND SPRING SERGENT, RABON A §102§103 Non-Final OA Pending Dec 05, 2023
18494235 COIL SPRING AND SUSPENSION FOR VEHICLE IRVIN, THOMAS W 3616 §102§103 Final Rejection 10d overdue Pending Oct 25, 2023
18548768 LAMINATED IRON CORE MANUFACTURING METHOD AND LAMINATED IRON CORE TRUONG, THOMAS 2834 §112 Final Rejection 83d Pending Sep 01, 2023
18321447 COIL SPRING IRVIN, THOMAS W 3616 §103 Non-Final OA 15d Pending May 22, 2023
18317461 LASER WELDING JOINT AND LASER WELDING METHOD KIM, SANG K 3745 §102§103 Final Rejection Pending May 15, 2023
18008845 AUTOMATIC SHIP HANDLING SYSTEM, SHIP CONTROL DEVICE, SHIP CONTROL METHOD, AND PROGRAM LI, HELEN 3665 §103 Non-Final OA 210d overdue Pending Dec 07, 2022
17564245 CARRIER DEVICE WITH COUPLING MECHANISM MEDANI, MOHAMED NMN 3611 §103 Non-Final OA 36d Pending Dec 29, 2021
17413680 JOINING METHOD AND JOINED BODY STONER, KILEY SHAWN 1735 §103 Final Rejection Pending Jun 14, 2021

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