Prosecution Insights
Last updated: August 16, 2026

Fisher & Paykel Healthcare Limited

81 pending office actions • 13 art units • 50 examiners • 0 of 81 (0%) have an AI response strategy ready • 123 patents granted in the last 365 days

Portfolio Summary

81
Total Pending OAs
50
Non-Final OAs
28
Final Rejections
3
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 26 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

14
Overdue
0
Due this week
7
Due this month
3
Due in next 60 days
2
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. 26 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (14)Due ≤ 30 days (7)Due ≤ 60 days (3)Due later (2)

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.

40
Hard (49%)
37
Medium (46%)
4
Easy (5%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only2 (2%)
§101 + other7 (9%)
§103 only36 (44%)
§112 only3 (4%)
Double-patenting only1 (1%)
Double-patenting + other1 (1%)
Multi-statute (no §101)31 (38%)

Industry Mix

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

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
1
Communications
1% of docket
0
Semiconductors
0% of docket
69
Mechanical / Eng
85% of docket
11
Business / Other
14% 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.

810 h
Manual time on pending OAs
162 h
Time saved (low, 20%)
284 h
Time saved (mid, 35%)
7.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
ZIEGLER, MATTHEW D 4 47.4% +54.3%
DITMER, KATHRYN ELIZABETH 4 57.7% +49.6%
ASHIMIU, MAUTIN ISAAC 4 50.0% +51.7%
LEBRON DE JESUS, GRACIELA NATALIA 3 31.3% +70.9%
BOECKER, JOSEPH D 3 83.6% +22.8%
DIPERT, FORREST BLAKE 3 51.0% +62.2%
SIPPEL, RACHEL T 3 52.2% +58.1%
DALE, ABIGAYLE ANN 3 31.6% +55.0%
LOUIS, LATOYA M 2 52.2% +40.6%
ELLABIB, MAAP AHMED 2 65.3% +40.0%

Hard Cases (40)

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
17906082 IMPROVEMENTS RELATING TO GAS MONITORING DALE, ABIGAYLE ANN 188d overdue
18505899 DATA CAPTURE AND ROUTING SYSTEM AND METHOD LAGOY, KYRA RAND 52d overdue
17310155 ADJUSTABLE EXPIRATORY RELIEF IN RESPIRATORY THERAPY DITMER, KATHRYN ELIZABETH 51d overdue
18467576 NASAL CANNULA WITH FLOW RESTRICTOR SIPPEL, RACHEL T 42d overdue
18245509 RESPIRATORY DEVICE CONNECTOR MURPHY, VICTORIA 38d overdue
18044756 NASAL CANNULA INTERFACE BOECKER, JOSEPH D 22d overdue
18313989 PATIENT INTERFACE AND HEADGEAR FOR A RESPIRATORY APPARATUS BOECKER, JOSEPH D 3d overdue
18692540 VALVE CAHILL, JESSICA MARIE 19d

Interview Candidates (31)

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
17906082 IMPROVEMENTS RELATING TO GAS MONITORING DALE, ABIGAYLE ANN 188d overdue
17627418 PATIENT INTERFACE ZIEGLER, MATTHEW D 184d overdue
18474965 SPIRALLY REINFORCED TUBES FOR MEDICAL SYSTEMS DITMER, KATHRYN ELIZABETH 73d overdue
17310155 ADJUSTABLE EXPIRATORY RELIEF IN RESPIRATORY THERAPY DITMER, KATHRYN ELIZABETH 51d overdue
18359787 HME AND COMPACT BREATHING APPARATUS ZIEGLER, MATTHEW D 46d overdue
18467576 NASAL CANNULA WITH FLOW RESTRICTOR SIPPEL, RACHEL T 42d overdue
18044756 NASAL CANNULA INTERFACE BOECKER, JOSEPH D 22d overdue
18313989 PATIENT INTERFACE AND HEADGEAR FOR A RESPIRATORY APPARATUS BOECKER, JOSEPH D 3d overdue

Top Art Units

Art UnitApps
3785 52
3783 5
3700 3
3773 1
3736 1
3686 1
2667 1
3753 1
3781 1
3685 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19254621 WOUND RETRACTOR AND DIFFUSER CARTER, TARA ROSE E 3773 §102§103 Non-Final OA Pending Jun 30, 2025
19029319 LID CONSTRUCTION FOR BREATHING APPARATUS ELOSHWAY, NIKI MARINA 3736 §103 Final Rejection 30d overdue Pending Jan 17, 2025
19018425 MEDICAL DATA MANAGEMENT SYSTEM BRIER, JEFFERY A §112Other Non-Final OA Pending Jan 13, 2025
18791154 GAS THERAPY SYSTEM WEARE, MEREDITH H §103Other Non-Final OA Pending Jul 31, 2024
18759048 TRANSFER OF BREATHING ASSISTANCE APPARATUS DATA SASS, KIMBERLY A. 3686 §101§103§112 Non-Final OA 40d Pending Jun 28, 2024
18738966 BREATHING ASSISTANCE APPARATUS LOUIS, LATOYA M §103 Non-Final OA Pending Jun 10, 2024
18739038 BLOWER FOR BREATHING APPARATUS BUGG, PAIGE KATHLEEN 3785 §103§112 Non-Final OA 29d Pending Jun 10, 2024
18666255 CONTROL OF FLOW AND/OR PRESSURE PROVIDED BY BREATHING APPARATUS ELLABIB, MAAP AHMED 3785 §103 Final Rejection 76d Pending May 16, 2024
18704882 PATIENT INTERFACE SYSTEM LEBRON DE JESUS, GRACIELA NATALIA §102§103 Non-Final OA Pending Apr 25, 2024
18640984 IMPELLER AND MOTOR ASSEMBLY WOODWARD, VALERIE LYNN §103 Non-Final OA Pending Apr 19, 2024
18702459 PATIENT INTERFACE ZIEGLER, MATTHEW D §103 Non-Final OA Pending Apr 18, 2024
18635766 HUMIDIFIED GASES DELIVERY APPARATUS AND METHODS FOR CONTROLLING SAME BOECKER, JOSEPH D §101 Non-Final OA Pending Apr 15, 2024
18698960 METHOD AND SYSTEM FOR SELECTING A MASK HELCO, NICHOLAS JOHN 2667 §101§103 Non-Final OA 22d Pending Apr 05, 2024
18606353 ACTIVE SMOKE FILTRATION FOR INSUFFLATION DIPERT, FORREST BLAKE 3783 §103 Non-Final OA Pending Mar 15, 2024
18692540 VALVE CAHILL, JESSICA MARIE 3753 §102§103 Non-Final OA 19d Pending Mar 15, 2024
18685657 METHOD AND SYSTEM OF MONITORING OXYGEN KHONG, BRIAN THAI-BINH §103 Non-Final OA Pending Feb 22, 2024
18685877 A VALVE UNIT FOR A RESPIRATORY SUPPORT SYSTEM AND AN ASSEMBLY THEREFOR PATEL, ROHAN DEEP §102§103§112 Non-Final OA Pending Feb 22, 2024
18685148 TRACHEOSTOMY GUARD AND ASSOCIATED ASSEMBLY MOON, MATTHEW RYAN §102§103§112 Non-Final OA Pending Feb 20, 2024
18684816 PATIENT INTERFACE GAS SAMPLING AND ACCESSORY FOR PATIENT INTERFACE RAUBENSTRAW, TYLER ALLEN §102§103 Non-Final OA Pending Feb 19, 2024
18684136 APPARATUS FOR SUPPLYING FLUID TO A TISSUE AREA SU, SUSAN SHAN 3781 §103 Final Rejection Pending Feb 15, 2024
18537207 INTERFACE COMPRISING A ROLLING NASAL BRIDGE PORTION STUART, COLIN W 3785 DP Non-Final OA Pending Dec 12, 2023
18535444 HEADGEAR WITH LOCK DISENGAGEMENT MECHANISM ZHANG, TINA 3785 §102§103 Non-Final OA Pending Dec 11, 2023
18567220 PRESSURE REGULATOR DEVICE SUL, DOUGLAS YOUNG 3785 §103 Non-Final OA Pending Dec 05, 2023
18525554 RESPIRATORY RATE MONITORING FOR RESPIRATORY FLOW THERAPY SYSTEMS PYLE, SIENNA CHRISTINE 3785 §103 Non-Final OA Pending Nov 30, 2023
18563080 SYSTEM AND METHOD FOR DETERMINING LEAK IN RESPIRATORY FLOW THERAPY SYSTEMS RUDDIE, ELLIOT S 3785 §103 Non-Final OA Pending Nov 21, 2023
18505429 NASAL CANNULA ASSEMBLIES AND RELATED PARTS RHEE, KELSEY 3785 §102§103 Non-Final OA Pending Nov 09, 2023
18505899 DATA CAPTURE AND ROUTING SYSTEM AND METHOD LAGOY, KYRA RAND 3685 §101§103 Final Rejection 52d overdue Pending Nov 09, 2023
18502568 HEADGEAR ASSEMBLY LEDERER, SARAH B 3785 §102§112 Final Rejection Pending Nov 06, 2023
18558356 HEADGEAR FOR A PATIENT INTERFACE RESTAINO, DANIELLE BERNADETTE 3785 §103§112 Non-Final OA Pending Oct 31, 2023
18485219 COMPONENTS FOR MEDICAL CIRCUITS VO, TU A 3785 §112 Final Rejection Pending Oct 11, 2023
18474965 SPIRALLY REINFORCED TUBES FOR MEDICAL SYSTEMS DITMER, KATHRYN ELIZABETH 3785 §103 Final Rejection 73d overdue Pending Sep 26, 2023
18551171 RESPIRATORY DEVICE CONNECTOR WITH LUMEN RUSSELL, SYDNEY REYES 3785 §102§103§112 Non-Final OA Pending Sep 18, 2023
18468528 MEDICAL COMPONENTS WITH MICROSTRUCTURES FOR HUMIDIFICATION AND CONDENSATE MANAGEMENT GONG, KRIS HANYU 3785 §103 Non-Final OA Pending Sep 15, 2023
18467576 NASAL CANNULA WITH FLOW RESTRICTOR SIPPEL, RACHEL T 3785 §102§103§112 Final Rejection 42d overdue Pending Sep 14, 2023
18549862 CONNECTORS FOR RESPIRATORY SYSTEM COMPONENTS, A FILTER, AND A RESPIRATORY CONDUIT END CAP PHILIPS, BRADLEY H 3799 §103 Non-Final OA Pending Sep 08, 2023
18549869 A RESPIRATORY APPARATUS AND CONTROL METHODS LEBRON DE JESUS, GRACIELA NATALIA 3785 §101 Non-Final OA Pending Sep 08, 2023
18461449 BREATHING ASSISTANCE APPARATUS WITH A MANIFOLD TO ADD AUXILIARY GASES TO AMBIENT GASES DIXON, ANNETTE FREDRICKA 3785 §103§112 Non-Final OA 29d Pending Sep 05, 2023
18453941 FLOW THERAPY SYSTEM WOLFF, ARIELLE R 3785 §103 Non-Final OA 74d overdue Pending Aug 22, 2023
18263994 NASAL MINUTE VENTILATION AND PEAK INSPIRATORY FLOW IN RESPIRATORY FLOW THERAPY SYSTEMS ELLABIB, MAAP AHMED 3785 §101§103§112 Non-Final OA 71d Pending Aug 02, 2023
18359787 HME AND COMPACT BREATHING APPARATUS ZIEGLER, MATTHEW D 3785 §103 Final Rejection 46d overdue Pending Jul 26, 2023
18260921 PATIENT INTERFACE LUARCA, MARGARET M 3785 §103 Non-Final OA Pending Jul 10, 2023
18331865 FLOW MIXERS FOR RESPIRATORY THERAPY SYSTEMS ZIEGLER, MATTHEW D 3785 §103 Non-Final OA 41d Pending Jun 08, 2023
18329330 PATIENT INTERFACES LOUIS, LATOYA M 3785 §112 Non-Final OA Pending Jun 05, 2023
18313989 PATIENT INTERFACE AND HEADGEAR FOR A RESPIRATORY APPARATUS BOECKER, JOSEPH D 3785 §103§112 Non-Final OA 3d overdue Pending May 08, 2023
17997230 A RESPIRATORY SUPPORT APPARATUS CALLISON, KEIRA EILEEN 3785 §103§112 Final Rejection Pending May 08, 2023
18311807 YOKE FOR HEADGEAR KHONG, BRIAN THAI-BINH 3785 §103 Final Rejection Pending May 03, 2023
18309039 BREATHING ASSISTANCE APPARATUS RHEE, KELSEY 3785 §103 Final Rejection Pending Apr 28, 2023
18191727 HEADGEAR ADJUSTMENT MECHANISM WOLFF, ARIELLE R 3700 §103 Final Rejection Pending Mar 28, 2023
18245509 RESPIRATORY DEVICE CONNECTOR MURPHY, VICTORIA 3785 §103§112 Final Rejection 38d overdue Pending Mar 15, 2023
18044756 NASAL CANNULA INTERFACE BOECKER, JOSEPH D 3785 §103§112 Final Rejection 22d overdue Pending Mar 09, 2023
18044059 PATIENT INTERFACE FOR DELIVERY OF GAS HOWELL, GWYNNETH LINNEA 3785 §102§103§112 Non-Final OA Pending Mar 03, 2023
18174511 BREATHING ASSISTANCE APPARATUS WITH SERVICEABILITY FEATURES SIPPEL, RACHEL T 3785 §103§112DPOther Non-Final OA Pending Feb 24, 2023
18042089 OVER-ENTHALPY PROTECTION IN HUMIDIFIER SYSTEMS ASHIMIU, MAUTIN ISAAC 3785 §103 Final Rejection Pending Feb 17, 2023
18040626 A PATIENT INTERFACE AND A RESPIRATORY SUPPORT SYSTEM CALLISON, KEIRA EILEEN 3785 §103 Non-Final OA 16d Pending Feb 03, 2023
18002836 IMPROVEMENTS RELATING TO RESPIRATORY SUPPORT LEBRON DE JESUS, GRACIELA NATALIA 3785 §101§103 Final Rejection Pending Dec 21, 2022
18002825 A RESPIRATORY SUPPORT APPARATUS HAVING A HIGH TEMPERATURE MODE ASHIMIU, MAUTIN ISAAC 3785 §102§103 Final Rejection Pending Dec 21, 2022
18001756 OPEN SURGERY PATIENT INTERFACE SMALE, AVERY E 3783 §102§103§112 Non-Final OA 33d Pending Dec 14, 2022
18056558 NASAL SEAL AND RESPIRATORY INTERFACE JONES, AISLINN MOIRA 3700 §102§103 Final Rejection Pending Nov 17, 2022
17906082 IMPROVEMENTS RELATING TO GAS MONITORING DALE, ABIGAYLE ANN 3785 §101§103§112 Final Rejection 188d overdue Pending Sep 12, 2022
17822374 FLOW THERAPY RUSSELL, SYDNEY REYES 3785 §103 Final Rejection 3d overdue Pending Aug 25, 2022
17904898 IMPROVEMENTS RELATING TO PROVISION OF GAS-FLOW ASHIMIU, MAUTIN ISAAC 3785 §101§102§103 Final Rejection Pending Aug 24, 2022
17904099 DIRECTED GAS FLOW ACCESSORY FOR PROVIDING GASES TO AND VENTING GASES FROM A PATIENT SCHMIDT, EMILY LOUISE 3783 §103§112 Final Rejection Pending Aug 11, 2022
17904091 OBTURATOR FOR CANNULA WITH INTERNAL FEATURES ORKIN, ALEXANDER J 3771 §103 Final Rejection Pending Aug 11, 2022
17757443 A RESPIRATORY THERAPY SYSTEM, INCUBATOR, AND MEDICAL BREATHING GAS DELIVERY CONDUIT THEREFOR PATEL, ROHAN DEEP 3785 §103 Non-Final OA 89d overdue Pending Jun 15, 2022
17755219 ALARM FOR RESPIRATORY THERAPY SYSTEM GONG, KRIS HANYU 3785 §103§112 Non-Final OA Pending Apr 22, 2022
17763626 NASAL CANNULA AND SECUREMENT SYSTEM DALE, ABIGAYLE ANN 3785 §103 Non-Final OA 27d Pending Mar 24, 2022
17654894 BREATHING ASSISTANCE APPARATUS WITH LIQUID CONTAINMENT DALE, ABIGAYLE ANN 3785 §102§103§112 Non-Final OA Pending Mar 15, 2022
17653975 RESPIRATORY MASK AND RELATED PORTIONS, COMPONENTS OR SUB-ASSEMBLIES CHANG, THOMAS ZHU 3785 §103§112 Non-Final OA Pending Mar 08, 2022
17627418 PATIENT INTERFACE ZIEGLER, MATTHEW D 3785 §103 Non-Final OA 184d overdue Pending Jan 14, 2022
17644484 RESPIRATORY HUMIDIFIER COMMUNICATION SYSTEMS AND METHODS DAHER, KIRA B 3785 §103 Non-Final OA Pending Dec 15, 2021
17442321 MUFFLER SIPPEL, RACHEL T 3785 §103 Final Rejection Pending Sep 23, 2021
17593521 SURGICAL GAS SUPPLY PRESSURE SENSING DIPERT, FORREST BLAKE 3783 §103 Non-Final OA Pending Sep 20, 2021
17310595 NASAL MASK AND SECUREMENT SYSTEM HOWELL, GWYNNETH LINNEA 3785 §103§112 Non-Final OA 27d Pending Aug 12, 2021
17310155 ADJUSTABLE EXPIRATORY RELIEF IN RESPIRATORY THERAPY DITMER, KATHRYN ELIZABETH 3785 §103§112 Non-Final OA 51d overdue Pending Jul 21, 2021
17309386 A BREATH INDICATOR KRETZER, KYLE W. 3791 §103 Final Rejection Pending May 24, 2021
17141992 ACTIVE SMOKE FILTRATION FOR INSUFFLATION DIPERT, FORREST BLAKE 3783 §103Other Non-Final OA Pending Jan 05, 2021
17046152 HEADGEAR FOR USE WITH A PATIENT INTERFACE OF A RESPIRATORY THERAPY SYSTEM DITMER, KATHRYN ELIZABETH 3785 §103§112 Non-Final OA Pending Oct 08, 2020
17041812 HUMIDIFICATION CHAMBER AND APPARATUS AND SYSTEMS INCLUDING OR CONFIGURED TO INCLUDE SAID CHAMBER ASHIMIU, MAUTIN ISAAC 3785 §103 Final Rejection Pending Sep 25, 2020
16967320 COLLAPSIBLE CONDUIT, PATIENT INTERFACE AND HEADGEAR CONNECTOR DITMER, KATHRYN ELIZABETH 3785 §103§112 Non-Final OA Pending Aug 04, 2020
16872759 DETERMINISTICALLY CONTROLLED HUMIDIFICATION SYSTEM DIXON, ANNETTE FREDRICKA 3700 §103§112 Non-Final OA Pending May 12, 2020
16616650 HEADGEAR FOR A PATIENT INTERFACE LEDERER, SARAH B 3785 §103 Final Rejection Pending Nov 25, 2019

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