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For the Inventor, By the Inventor

Louisville, KY, United States of America

Zoeller Pump Company, LLC

USPTO Granted Patents = 19

% Expired Patents = 5.3

Trademarks = 39

Forward Citations = 69

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34 inventors (with patents filed for the assignee):

goldMedal Charles P Carroll (7 out of 7 patents)

silverMedal William L Schmidt (5 out of 9 patents)

bronzeMedal David R Gilbert (5 out of 5 patents)

4.  Andrew Ulliman (4 out of 4 patents)

5.  Bryan S Schilling (4 out of 4 patents)

6.  Jason Nett (4 out of 4 patents)

7.  Jerry Banta (3 out of 3 patents)

8.  James Christopher Erhart (3 out of 3 patents)

9.  Jeremy Conder (2 out of 2 patents)

10.  Chris Knaster (2 out of 2 patents)

11.  John McFarland (2 out of 7 patents)

12.  Daniel C Masterson (2 out of 2 patents)

13.  Matthew E Byers (2 out of 8 patents)

14.  Jason Pyle (2 out of 2 patents)

15.  Anthony Scott Hunchman (2 out of 2 patents)


19 patents:

1. 12565893 - Reversing polarity of a pump on failure, and applications thereof (2026-03-03),
2. 12448974 - Capacitive fluid detection system for a pump (2025-10-21),
3. 12430999 - Wastewater pumping system accessory (2025-09-30),
4. 12168863 - Waste collection and disposal system for toilets (2024-12-17),
5. 11905695 - Waste collection and disposal system for toilets (2024-02-20),
6. 11761192 - Wastewater basin (2023-09-19),
7. 11661733 - Spring-loaded float tree and float tree assembly (2023-05-30),
8. 11441578 - Water-powered sump pump (2022-09-13),
9. 11365738 - Reversing grinder pump (2022-06-21),
10. 11271377 - Cord minder clip (2022-03-08),
11. 10907340 - Wastewater basin (2021-02-02),
12. 9352327 - Grinder pump basin system (2016-05-31),
13. 9228575 - Sealed and self-contained tankless water heater flushing system (2016-01-05),
14. D740329 - Direct current sump pump (2015-10-06),
15. 9004381 - Grinder pump basin system (2015-04-14),
Company Overview
Zoeller Pump Company, based in Louisville, KY, specializes in the design and manufacturing of high-quality pumps and pump systems. The company focuses on providing innovative solutions for wastewater management, including submersible and effluent pumps, as well as sewage and drainage systems. With a commitment to reliability and performance, Zoeller serves a diverse range of markets, including residential, commercial, and industrial sectors, ensuring efficient water management and environmental protection.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

19 Patents

#31 in Louisville, KY

#72 in Kentucky

#17,150 in US

#32,693 in the World

Louisville, KY (US)
Louisville, KY, United States of America

Zoeller Pump Company, LLC

Forward Citations = 69

34 inventors:

goldMedal Charles P Carroll (7 out of 7 patents)

silverMedal William L Schmidt (5 out of 9 patents)

bronzeMedal David R Gilbert (5 out of 5 patents)

4.  Andrew Ulliman (4 out of 4 patents)

5.  Bryan S Schilling (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Zoeller Pump Company, LLC. Retrieved from https://idiyas.com/company/zoeller-pump-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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