Sprectrum Pharmaceuticals, Inc.

Calculating rank

USPTO Granted Patents = 1

% Expired Patents = 100.0

Forward Citations = 6

Loading Chart...

3 inventors (with patents filed for the assignee):

David R Helton (1 out of 16 patents)

David B Fick (1 out of 13 patents)

Alvin Jerald Glasky (1 out of 20 patents)

1 patent: Sort by Forward Citations

1. 7531670 - Methods for treating cognitive/attention deficit disorders using tetrahydroindolone analogues and derivatives (2009-05-12),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

1 Patents

#920 in Irvine, CA

#29,056 in California

#136,919 in US

Irvine, CA, United States of America

Sprectrum Pharmaceuticals, Inc.

Forward Citations = 6

3 inventors:

David R Helton (1 out of 16 patents)

David B Fick (1 out of 13 patents)

Alvin Jerald Glasky (1 out of 20 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sprectrum Pharmaceuticals, Inc.. Retrieved from https://idiyas.com/company/sprectrum-pharmaceuticals

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]