Prosecution Insights
Last updated: May 29, 2026

Parker-Hannifin Corporation

7 pending office actions • 7 art units • 7 examiners • 0 of 7 (0%) have an AI response strategy ready • 39 patents granted in the last 365 days

Portfolio Summary

7
Total Pending OAs
2
Non-Final OAs
3
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 7 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
Overdue
0
Due this week
3
Due this month
1
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. 7 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (2)Due ≤ 30 days (3)Due ≤ 60 days (1)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.

0
Hard (0%)
5
Medium (71%)
1
Easy (14%)
1
Unknown (14%)

Rejection Statute Mix

BucketCases
§103 only5 (71%)
§112 only1 (14%)
No statute on record1 (14%)

Industry Mix

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

2
Life Sciences
29% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
14% of docket
4
Mechanical / Eng
57% 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.

70 h
Manual time on pending OAs
14 h
Time saved (low, 20%)
24 h
Time saved (mid, 35%)
0.6 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
HEWITT, JAMES M 1 69.1% +45.5%
LEE, GILBERT Y 1 78.6% +10.6%
WIBLIN, MATTHEW 1 74.0% +24.2%
SCHLAK, DANIEL KEITH 1 69.6% +38.9%
COOLEY, CHARLES E 1 79.1% +14.9%
MOON, MATTHEW RYAN 1 58.5% +61.4%
MIGGINS, MICHAEL C 1 80.7% +16.5%

Interview Candidates (7)

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 7 ordered by deadline are shown.

App #TitleExaminerDue in
17436414 TUBULAR ASSEMBLY COMPRISING LOW DENSITY, LOW THERMAL CONDUCTIVITY LOW THERMAL EFFUSIVITY POLYARYLENE SULFIDE FOAM MIGGINS, MICHAEL C 240d overdue
18692093 A REDUNDANT HYDRAULIC SYSTEM WIBLIN, MATTHEW 67d overdue
17795663 SYSTEM AND METHOD FOR PROVIDING CONTROL OF SCAVENGING OF WASTE ANESTHETIC GAS IN A GAS MACHINE FOR ANESTHESIA OR ANALGESIA MOON, MATTHEW RYAN 8d
18357564 GUIDED STRIP SEAL FOR LINEAR ACTUATOR SCHLAK, DANIEL KEITH 14d
19104299 O-RING SEALING USING TRIANGULAR GLAND GEOMETRY HEWITT, JAMES M 19d
18846310 ELECTRICALLY CONDUCTIVE SEALING ELEMENT LEE, GILBERT Y 55d
18106282 MODULAR MIXING IMPELLER COOLEY, CHARLES E 83d

Top Art Units

Art UnitApps
3679 1
3675 1
3745 1
2834 1
1774 1
3785 1
1782 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19104299 O-RING SEALING USING TRIANGULAR GLAND GEOMETRY HEWITT, JAMES M 3679 §103 Final Rejection 19d Pending Feb 17, 2025
18846310 ELECTRICALLY CONDUCTIVE SEALING ELEMENT LEE, GILBERT Y 3675 §103 Final Rejection 55d Pending Sep 12, 2024
18692093 A REDUNDANT HYDRAULIC SYSTEM WIBLIN, MATTHEW 3745 §103 Non-Final OA 67d overdue Pending Mar 14, 2024
18357564 GUIDED STRIP SEAL FOR LINEAR ACTUATOR SCHLAK, DANIEL KEITH 2834 §112 Final Rejection 14d Pending Jul 24, 2023
18106282 MODULAR MIXING IMPELLER COOLEY, CHARLES E 1774 §103 Non-Final OA 83d Pending Feb 06, 2023
17795663 SYSTEM AND METHOD FOR PROVIDING CONTROL OF SCAVENGING OF WASTE ANESTHETIC GAS IN A GAS MACHINE FOR ANESTHESIA OR ANALGESIA MOON, MATTHEW RYAN 3785 §103 Non-Final OA 8d Pending Jul 27, 2022
17436414 TUBULAR ASSEMBLY COMPRISING LOW DENSITY, LOW THERMAL CONDUCTIVITY LOW THERMAL EFFUSIVITY POLYARYLENE SULFIDE FOAM MIGGINS, MICHAEL C 1782 Non-Final OA 240d overdue Pending Sep 03, 2021

Managing Parker-Hannifin Corporation'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