Prosecution Insights
Last updated: May 29, 2026

Eversheds Sutherland (Us) LLP - Rheem

24 pending office actions • 2 clients • 22 examiners • 9 art units • 0 of 24 (0%) have an AI response strategy ready • 38 patents granted in the last 365 days

Portfolio Summary

24
Total Pending OAs
20
Non-Final OAs
2
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 23 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

11
Overdue
2
Due this week
5
Due this month
1
Due in next 60 days
4
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. 23 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (11)Due ≤ 7 days (2)Due ≤ 30 days (5)Due ≤ 60 days (1)Due later (4)

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%)
23
Medium (96%)
0
Easy (0%)
1
Unknown (4%)

Rejection Statute Mix

BucketCases
§103 only21 (88%)
§102 only1 (4%)
Double-patenting + other1 (4%)
No statute on record1 (4%)

Industry Mix

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

0
Life Sciences
0% of docket
4
Information Tech
17% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
19
Mechanical / Eng
79% of docket
1
Business / Other
4% 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.

240 h
Manual time on pending OAs
48 h
Time saved (low, 20%)
84 h
Time saved (mid, 35%)
2.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
NORMAN, MARC E 2 84.0% +10.0%
JOHNSON, BENJAMIN W 2 61.9% +45.6%
DAVISON, LAURA L 1 32.5% +35.8%
BAUER, CASSEY D 1 74.5% +15.8%
WEILAND, HANS R. 1 54.8% +13.8%
PHAN, AN BACH 1
HINCAPIE SERNA, GUSTAVO A 1 59.0% +24.9%
BANKS, KEONA LAUREN 1 52.0% -15.0%
FURDGE, LARRY L 1 62.2% +17.4%
ZERPHEY, CHRISTOPHER R 1 48.5% +18.7%

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
18796419 Systems and Methods for Charge Imbalance Correction in Heat Pumps NORMAN, MARC E 9d overdue
18824274 Systems and Methods for Flash Tank Liquid Level Control NORMAN, MARC E 7d

Interview Candidates (10)

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
18843097 AXIAL FAN FOR AN AIR HANDLING UNIT WEILAND, HANS R. 16d overdue
18805258 SYSTEMS AND METHODS FOR HVAC OUTDOOR UNIT WITH GRILL FORMING A SUPPORT STRUCTURE HINCAPIE SERNA, GUSTAVO A 9d overdue
18796419 Systems and Methods for Charge Imbalance Correction in Heat Pumps NORMAN, MARC E 9d overdue
18433521 Systems and Methods for Duct-Free Heat Pump Water Heater ZERPHEY, CHRISTOPHER R 6d
18824274 Systems and Methods for Flash Tank Liquid Level Control NORMAN, MARC E 7d
18543858 Drain Systems and Methods for Heater Assemblies JOHNSON, BENJAMIN W 22d
18049280 Location Based Temperature Limit Control for a Water Heater JOHNSON, BENJAMIN W 22d
18847489 Condensate Removal Systems from Self-Contained Heat Pump Room Conditioning Units BAUER, CASSEY D 30d

Client Portfolio (2 clients)

Client (Assignee)Pending OAs
Paloma 23
Friedrich Air Conditioning, LLC 1

Top Art Units

Art UnitApps
376310
37626
21162
39931
37991
21171
36131
21181
37831

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18959141 Variable Refrigerant Package Friedrich Air Conditioning, LLC DAVISON, LAURA L 3993 Other Non-Final OA 69d Pending Nov 25, 2024
18847489 Condensate Removal Systems from Self-Contained Heat Pump Room Conditioning Units Rheem Manufacturing Company BAUER, CASSEY D 3763 §103 Non-Final OA 30d Pending Sep 16, 2024
18824274 Systems and Methods for Flash Tank Liquid Level Control Rheem Manufacturing Company NORMAN, MARC E 3763 §103 Non-Final OA 7d Pending Sep 04, 2024
18843097 AXIAL FAN FOR AN AIR HANDLING UNIT Rheem Manufacturing Company WEILAND, HANS R. 3763 §103 Non-Final OA 16d overdue Pending Aug 30, 2024
18812152 Folded Double Wall Heat Exchanger Tubes and Methods of Manufacture Rheem Manufacturing Company PHAN, AN BACH 3763 §103 Non-Final OA 69d Pending Aug 22, 2024
18805258 SYSTEMS AND METHODS FOR HVAC OUTDOOR UNIT WITH GRILL FORMING A SUPPORT STRUCTURE Rheem Manufacturing Company HINCAPIE SERNA, GUSTAVO A 3763 §103 Non-Final OA 9d overdue Pending Aug 14, 2024
18796419 Systems and Methods for Charge Imbalance Correction in Heat Pumps Rheem Manufacturing Company NORMAN, MARC E 3763 §103 Non-Final OA 9d overdue Pending Aug 07, 2024
18731657 Systems and Methods for Heating and Removing Condensation from Air Conditioning Units Rheem Manufacturing Company BANKS, KEONA LAUREN 3763 §103 Non-Final OA 31d overdue Pending Jun 03, 2024
18713071 DEFROST SYSTEM FOR HEAT PUMP POOL HEATER Rheem Manufacturing Company FURDGE, LARRY L 3763 §103 Final Rejection Pending May 23, 2024
18433521 Systems and Methods for Duct-Free Heat Pump Water Heater Rheem Manufacturing Company ZERPHEY, CHRISTOPHER R 3799 §103 Final Rejection 6d Pending Feb 06, 2024
18579946 Systems and Methods for Connecting Electrical Appliances to an Electrical Grid Rheem Australia Pty Limited CAIN, ZACHARY ANDREW 2116 §103 Non-Final OA 16d Pending Jan 17, 2024
18413396 Systems and Methods for Heating Water Using Heat Pump Water Heaters Having Natural Convection Evaporator Heat Exchangers Rheem Manufacturing Company OSWALD, KIRSTIN U 3763 §103 Non-Final OA 17d overdue Pending Jan 16, 2024
18412047 Load Based Hot Water Temperature Control Rheem Manufacturing Company ANDERSON II, STEVEN S 3762 DPOther Non-Final OA 70d Pending Jan 12, 2024
18407591 Systems Configured to Operate with Multiple Different Voltages Rheem Manufacturing Company LOPEZ ALVAREZ, OLVIN 2117 §103 Non-Final OA 71d Pending Jan 09, 2024
18544034 HANDLE ASSEMBLY FOR TRANSPORTING A STRUCTURE, DOLLY INCLUDING THE SAME, AND ASSOCIATED ASSEMBLY METHOD Rheem Manufacturing Company CLEMMONS, STEVE M 3613 §103 Non-Final OA 80d overdue Pending Dec 18, 2023
18543858 Drain Systems and Methods for Heater Assemblies Rheem Manufacturing Company JOHNSON, BENJAMIN W 3762 §103 Non-Final OA 22d Pending Dec 18, 2023
18523368 Systems and Methods for Zoned Wireless Heating, Ventilation, and Air Conditioner (HVAC) Sensor Registration and Verification Rheem Manufacturing Company CHUNG, MONG-SHUNE 2118 §103 Non-Final OA 36d overdue Pending Nov 29, 2023
18521905 SINGLE PIECE COMBUSTION PRODUCT DIVERTER FOR WATER HEATERS Rheem Manufacturing Company WILSON, GREGORY A 3762 §102 Non-Final OA 19d overdue Pending Nov 28, 2023
18471535 Remote Monitoring of Heating, Ventilation, and Air Conditioning Devices Rheem Manufacturing Company ERDMAN, CHAD G 2116 §103 Non-Final OA 23d Pending Sep 21, 2023
18458865 Serviceable Condensate Neutralizing Exhaust Tee For High Efficiency Gas Storage Water Heaters Rheem Manufacturing Company LAU, JASON 3762 §103 Non-Final OA 46d Pending Aug 30, 2023
18207387 VENTURI DEVICES WITH MULTIPLE PORTIONS Rheem Manufacturing Company LANGE, ERIC A 3783 §103 Non-Final OA 66d overdue Pending Jun 08, 2023
18321045 SYSTEMS AND METHODS FOR DETECTING SCALE DEPOSITS IN A FLUID HEATING DEVICE Rheem Manufacturing Company MALLON, BRETT PETERSON 3762 §103 Non-Final OA 70d overdue Pending May 22, 2023
18122385 INSTALLATION SYSTEMS AND METHODS FOR SELF-CONTAINED HEAT PUMP ROOM CONDITIONING UNITS Rheem Manufacturing Company TAVAKOLDAVANI, KAMRAN 3763 §103 Non-Final OA 132d overdue Pending Mar 16, 2023
18049280 Location Based Temperature Limit Control for a Water Heater Rheem Australia Pty Limited JOHNSON, BENJAMIN W 3762 §103 Non-Final OA 22d Pending Oct 24, 2022

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