Prosecution Insights
Last updated: May 29, 2026

Rheem Manufacturing Company

21 pending office actions • 8 art units • 20 examiners • 0 of 21 (0%) have an AI response strategy ready • 35 patents granted in the last 365 days

Portfolio Summary

21
Total Pending OAs
17
Non-Final OAs
2
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 20 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

11
Overdue
2
Due this week
3
Due this month
1
Due in next 60 days
3
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. 20 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (11)Due ≤ 7 days (2)Due ≤ 30 days (3)Due ≤ 60 days (1)Due later (3)

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%)
21
Medium (100%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only19 (90%)
§102 only1 (5%)
Double-patenting + other1 (5%)

Industry Mix

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

0
Life Sciences
0% of docket
3
Information Tech
14% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
18
Mechanical / Eng
86% 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.

210 h
Manual time on pending OAs
42 h
Time saved (low, 20%)
74 h
Time saved (mid, 35%)
1.8 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
NORMAN, MARC E 2 84.0% +10.0%
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%
OSWALD, KIRSTIN U 1 58.7% +32.2%
ANDERSON II, STEVEN S 1 65.9% +35.2%

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 (9)

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
18413396 Systems and Methods for Heating Water Using Heat Pump Water Heaters Having Natural Convection Evaporator Heat Exchangers OSWALD, KIRSTIN U 17d overdue
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
18847489 Condensate Removal Systems from Self-Contained Heat Pump Room Conditioning Units BAUER, CASSEY D 30d
18412047 Load Based Hot Water Temperature Control ANDERSON II, STEVEN S 70d

Top Art Units

Art UnitApps
3763 10
3762 5
3799 1
2117 1
3613 1
2118 1
2116 1
3783 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18847489 Condensate Removal Systems from Self-Contained Heat Pump Room Conditioning Units BAUER, CASSEY D 3763 §103 Non-Final OA 30d Pending Sep 16, 2024
18824274 Systems and Methods for Flash Tank Liquid Level Control NORMAN, MARC E 3763 §103 Non-Final OA 7d Pending Sep 04, 2024
18843097 AXIAL FAN FOR AN AIR HANDLING UNIT 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 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 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 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 BANKS, KEONA LAUREN 3763 §103 Non-Final OA 31d overdue Pending Jun 03, 2024
18713071 DEFROST SYSTEM FOR HEAT PUMP POOL HEATER FURDGE, LARRY L 3763 §103 Final Rejection Pending May 23, 2024
18433521 Systems and Methods for Duct-Free Heat Pump Water Heater ZERPHEY, CHRISTOPHER R 3799 §103 Final Rejection 6d Pending Feb 06, 2024
18413396 Systems and Methods for Heating Water Using Heat Pump Water Heaters Having Natural Convection Evaporator Heat Exchangers OSWALD, KIRSTIN U 3763 §103 Non-Final OA 17d overdue Pending Jan 16, 2024
18412047 Load Based Hot Water Temperature Control ANDERSON II, STEVEN S 3762 DPOther Non-Final OA 70d Pending Jan 12, 2024
18407591 Systems Configured to Operate with Multiple Different Voltages 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 CLEMMONS, STEVE M 3613 §103 Non-Final OA 80d overdue Pending Dec 18, 2023
18543858 Drain Systems and Methods for Heater Assemblies 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 CHUNG, MONG-SHUNE 2118 §103 Non-Final OA 36d overdue Pending Nov 29, 2023
18521905 SINGLE PIECE COMBUSTION PRODUCT DIVERTER FOR WATER HEATERS WILSON, GREGORY A 3762 §102 Non-Final OA 19d overdue Pending Nov 28, 2023
18471535 Remote Monitoring of Heating, Ventilation, and Air Conditioning Devices 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 LAU, JASON 3762 §103 Non-Final OA 46d Pending Aug 30, 2023
18207387 VENTURI DEVICES WITH MULTIPLE PORTIONS 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 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 TAVAKOLDAVANI, KAMRAN 3763 §103 Non-Final OA 132d overdue Pending Mar 16, 2023

Managing Rheem Manufacturing Company'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