% Expired Patents = 10.0

Forward Citations = 806

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4 inventors (with patents filed for the assignee):

Karl J Fritze (6 out of 47 patents)

David M Botts (4 out of 5 patents)

Alan Lonneman (4 out of 9 patents)

4. Jan H Magnusson (4 out of 13 patents)

10 patents: Sort by Forward Citations

1. 6649056 - Filter assembly (2003-11-18),

2. 6632355 - Low spillage replaceable water filter assembly (2003-10-14),

3. D472604 - Filter manifold connector (2003-04-02),

4. D472299 - Filter cartridge connector (2003-03-26),

5. 6426001 - Cartridge adapter (2002-07-30),

6. D455814 - Cartridge for a water purification and treatment system (2002-04-17),

7. 6360764 - Cartridge adapter (2002-03-26),

8. 6193884 - Dripless purification manifold and cartridge (2001-02-27),

9. D433094 - Cartridge connector (2000-10-31),

10. 6027644 - Dripless purification manifold and cartridge (2000-02-22),

Company Overview

Pentapure Incorporated, based in Eagan, MN, specializes in advanced filtration technologies and water purification solutions. The company focuses on developing innovative systems that enhance water quality for various applications, including residential, commercial, and industrial use. With a commitment to sustainability and efficiency, Pentapure leverages cutting-edge research in filtration materials and processes to address global water challenges, ensuring safe and clean water access for diverse communities.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

10 Patents

#15 in Eagan, MN

#850 in Minnesota

#29,839 in US

#55,986 in the World

Eagan, MN, United States of America

Pentapure Incorporated

Forward Citations = 806

4 inventors:

Karl J Fritze (6 out of 47 patents)

David M Botts (4 out of 5 patents)

Alan Lonneman (4 out of 9 patents)

4. Jan H Magnusson (4 out of 13 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pentapure Incorporated. Retrieved from https://idiyas.com/company/pentapure

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]