For the Inventor, By the Inventor

Enter assignee name

Los Angeles, CA, United States of America

Alpha Therapeutic Corporation

USPTO Granted Patents = 43

% Expired Patents = 4.7

CIPO Patents = 2

Trademarks = 3

Forward Citations = 752

Loading Chart...

Loading Chart...

58 inventors (with patents filed for the assignee):

Charles M Heldebrant (11 out of 13 patents)

Prabir Bhattacharya (6 out of 6 patents)

Lorraine B Peddada (5 out of 6 patents)

4. Raja R Mamidi (5 out of 5 patents)

5. Andrew J Conrad (5 out of 30 patents)

6. Toshiharu Motokubota (4 out of 4 patents)

7. Steven W Herring (4 out of 4 patents)

8. John J Whalen, Iii (3 out of 8 patents)

9. Hirokazu Ito (3 out of 3 patents)

10. Andranik Bagdasarian (3 out of 3 patents)

11. Kazuo Takechi (3 out of 14 patents)

12. Gorgonio Canaveral (3 out of 3 patents)

13. Charles H Davis, Jr (3 out of 3 patents)

14. Charles M Heldebrandt (3 out of 3 patents)

15. Yahiro Uemura (3 out of 3 patents)

Core Competencies:

Blood Protein Purification

Viral Inactivation

Factor VIII

PCR Testing

Human Antithrombin-III

Plasma Fraction

Albumin Purification

Immune Globulin

Separation Process

Protein Yield

Oxygenation Apparatus

Fluorochemical Emulsion

43 patents: Sort by Forward Citations

1. 6693173 - Method to remove citrate and aluminum from proteins (2004-02-17),

2. 6566504 - Process for viral inactivation of lyophilized blood proteins (2003-05-20),

3. 6566052 - Efficient algorithm for PCR testing of blood samples (2003-05-20),

4. 6504012 - Method for preparing dual virally inactivated immune globulin for intravenous administration (2003-01-07),

5. 6441144 - Method for repairing dual virally inactivated immune globulin for intravenous administration (2002-08-27),

6. 6348336 - Process for purification of PCR test samples (2002-02-19),

7. 6284874 - Process for separating &agr;1-proteinase inhibitor from cohn fraction IV1 and IV4 paste (2001-09-04),

8. H0001960 - Automated method and system for testing blood samples (2001-06-05),

9. 6162904 - Manufacturing method for intraveneously administrable immune globulin (2000-12-19),

10. 6063563 - Method of PCR testing of pooled blood samples (2000-05-16),

11. 6037452 - Poly(alkylene oxide)-Factor VIII or Factor IX conjugate (2000-03-14),

12. 5981715 - Process for increasing the yield of a protein which has been subjected (1999-11-09),

13. 5834660 - Method and system for testing blood samples (1998-11-10),

14. 5780222 - Method of PCR testing of pooled blood samples (1998-07-14),

15. 5744586 - Manufacturing process for the production of purified transferrin (1998-04-28),

Company Overview

Alpha Therapeutic Corporation, based in Los Angeles, CA, specializes in the development and manufacturing of therapeutic products derived from human plasma. The company focuses on advanced technologies such as viral inactivation, PCR testing, and blood sample purification. Its expertise extends to the preparation of immune globulin and the purification of Factor VIII, utilizing processes like anion exchange and plasma fractionation. Alpha Therapeutic is committed to enhancing patient care through innovative protein stabilization techniques.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

43 Patents

#37 in Los Angeles, CA

#1,901 in California

#8,099 in US

#16,040 in the World

Los Angeles, CA, United States of America

Alpha Therapeutic Corporation

Forward Citations = 752

58 inventors:

Charles M Heldebrant (11 out of 13 patents)

Prabir Bhattacharya (6 out of 6 patents)

Lorraine B Peddada (5 out of 6 patents)

4. Raja R Mamidi (5 out of 5 patents)

5. Andrew J Conrad (5 out of 30 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Alpha Therapeutic Corporation. Retrieved from https://idiyas.com/company/alpha-therapeutic

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]

Loading…