Physicochemical, Terminological, and Ethical Aspects of the Patenting of Substances and Medicinal Formulations of Abacavir Sulfate

• Published in: Pharmaceutical chemistry journal Vol. 49; no. 1; pp. 65 - 72
• Main Authors: Goizman, M. S., Balayants, T. É., Kamalova, A. A., Popova, A. O., Korlyukov, A. A., Suponitskii, K. Yu, Trifilenkov, A. S., Papikyan, S. Kh, Shimanovskii, N. L., Zaitsev, S. A., Berlyand, A. S., Degterev, E. V.
• Format: Journal Article
• Language: English
• Published: New York Springer US 01.04.2015; Springer
• Subjects: Abacavir; Antiretroviral agents; Ethical aspects; For the Sake of Argument; Intellectual property; Medicine; Organic Chemistry; Pharmacology/Toxicology; Pharmacy; Sulfates; x-ray diffraction analysis; protonation; sulfate; abacavir base; active pharmaceutical substance (APS); patenting; molecular weight; hemisulfate; abacavir sulfate; neutral and acid salts; FDA USP; Ziagen; registration; pK; atomic formula; patent claim

Using abacavir sulfate substance and medicinal formulations as an example, this being an agent used as an active pharmaceutical substance (APS) protected by a series of patents, we demonstrate that additional patenting has occurred because its physicochemical properties and the laws of chemistry hav...