% Expired Patents = 44.4

Trademarks = 6

Forward Citations = 316

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10 inventors (with patents filed for the assignee):

Kevin Lupowitz (7 out of 52 patents)

Seth I Merrin (7 out of 8 patents)

John Halloran (7 out of 8 patents)

4. Demian Kosofsky (4 out of 5 patents)

5. Ilya Gutman (3 out of 3 patents)

6. Steve Greenblatt (2 out of 2 patents)

7. Vacslav Glukhov (1 out of 2 patents)

8. Roberto Malamut (1 out of 1 patent)

9. Neerav Shah (1 out of 1 patent)

10. Steven B Greenblatt (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 10628884 - Database-driven processing of algorithmic trading plans utilizing specialized user interface methods, computer systems and computer programs (2020-04-21),

2. 10600121 - Forecasting trading algorithm performance (2020-03-24),

3. 8959031 - Trade execution methods and systems (2015-02-17),

4. 8548898 - Electronic securities marketplace having integration with order management systems (2013-10-01),

5. 8359260 - Trade execution methods and systems (2013-01-22),

6. 8073763 - Trade execution methods and systems (2011-12-06),

7. 8055576 - Electronic securities marketplace having integration with order management systems (2011-11-08),

8. 7831507 - Electronic securities marketplace having integration with order management systems (2010-11-09),

9. 7747515 - Electronic securities marketplace having integration with order management systems (2010-06-29),

Company Overview

Liquidnet Holdings, Inc. is a global institutional investment network that connects asset managers to liquidity in the equity markets. Founded in 1999, the company provides a platform for institutional investors to trade large blocks of shares anonymously and efficiently. With a focus on enhancing market transparency and execution quality, Liquidnet serves over 1,000 institutional clients around the world.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

9 Patents

#764 in New York, NY

#1,903 in New York

#32,588 in US

New York, NY, United States of America

Liquidnet Holdings, Inc.

Forward Citations = 316

10 inventors:

Kevin Lupowitz (7 out of 52 patents)

Seth I Merrin (7 out of 8 patents)

John Halloran (7 out of 8 patents)

4. Demian Kosofsky (4 out of 5 patents)

5. Ilya Gutman (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Liquidnet Holdings, Inc.. Retrieved from https://idiyas.com/company/liquidnet-holdings

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]