% Expired Patents = 80.0

Forward Citations = 160

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7 inventors (with patents filed for the assignee):

Michael Rosenzweig (4 out of 22 patents)

Mark J Pykett (4 out of 5 patents)

Richard B Kaplan (3 out of 12 patents)

4. David T Scadden (1 out of 41 patents)

5. Mark C Poznansky (1 out of 32 patents)

6. Todd M Upton (1 out of 1 patent)

7. John T Flickinger (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 7192769 - Lymphoid tissue-specific cell production from hematopoietic progenitor cells in three-dimensional devices (2007-03-20),

2. 7067316 - Methods and devices for the long-term culture of hematopoietic progenitor cells (2006-06-27),

3. 6991933 - Cell culture spinner flasks (2006-01-31),

4. 6645489 - Methods and devices for the long-term culture of hematopoietic progenitor cells (2003-11-11),

5. 6440734 - Methods and devices for the long-term culture of hematopoietic progenitor cells (2002-08-27),

Company Overview

Cytomatrix, LLC is a biotechnology company focused on developing novel therapies for immune disorders. Our cutting-edge research in the fields of immunology and cellular therapy aims to revolutionize the way we treat autoimmune diseases and inflammatory conditions. With a strong emphasis on personalized medicine, we strive to deliver targeted and effective solutions for patients in need.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#28 in Chelmsford, MA

#2,894 in Massachusetts

#51,620 in US

Chelmsford, MA, United States of America

Cytomatrix, LLC

Forward Citations = 160

7 inventors:

Michael Rosenzweig (4 out of 22 patents)

Mark J Pykett (4 out of 5 patents)

Richard B Kaplan (3 out of 12 patents)

4. David T Scadden (1 out of 41 patents)

5. Mark C Poznansky (1 out of 32 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cytomatrix, LLC. Retrieved from https://idiyas.com/company/cytomatrix

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]