| BETULA POPULIFOLIA POLLEN | Allermed Laboratories, Inc. | 2025-06-03 |
| BETULA POPULIFOLIA POLLEN | Greer Laboratories, Inc. | 2025-06-03 |
| BETULA POPULIFOLIA POLLEN | Greer Laboratories, Inc. | 2025-06-03 |
| BETULA POPULIFOLIA POLLEN | Meditrend, Inc. DBA Progena Professional Formulations | 2025-01-30 |
| BETULA POPULIFOLIA POLLEN | Meditrend, Inc. DBA Progena Professional Formulations | 2025-01-29 |
| BETULA POPULIFOLIA POLLEN | DNA Labs, Inc. | 2025-01-09 |
| BETULA POPULIFOLIA POLLEN | ALK-Abello, Inc. | 2023-05-30 |
| BETULA NIGRA POLLEN and BETULA POPULIFOLIA POLLEN | ALK-Abello, Inc. | 2023-03-10 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2013-06-04 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2013-05-17 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2013-05-17 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2013-05-09 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2013-05-03 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2012-08-15 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2012-06-29 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2012-05-11 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2012-03-23 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2011-12-29 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2011-11-22 |
| BETULA POPULIFOLIA POLLEN | Meditrend, Inc. DBA Progena Professional Formulations | 2011-10-10 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2011-06-08 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2011-03-30 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2011-03-15 |
| betula nigra pollen and betula papyrifera pollen and betula lenta pollen and betula populifolia pollen | Allergy Laboratories, Inc. | 2011-03-11 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2010-07-12 |
| BETULA POPULIFOLIA POLLEN | Nelco Laboratories, Inc. | 2009-12-03 |
| BETULA POPULIFOLIA POLLEN | Nelco Laboratories, Inc. | 2009-12-03 |
| BETULA POPULIFOLIA POLLEN | Nelco Laboratories, Inc. | 2009-12-03 |
| BETULA POPULIFOLIA POLLEN | Nelco Laboratories, Inc. | 2009-12-03 |
| BETULA POPULIFOLIA POLLEN | Nelco Laboratories, Inc. | 2009-12-03 |
| BETULA POPULIFOLIA POLLEN | Nelco Laboratories, Inc. | 2009-12-03 |
| BETULA POPULIFOLIA POLLEN | Nelco Laboratories, Inc. | 2009-12-03 |
| BETULA POPULIFOLIA POLLEN | Nelco Laboratories, Inc. | 2009-12-03 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2009-12-02 |
| BETULA POPULIFOLIA POLLEN | Antigen Laboratories, Inc. | 2009-11-19 |