Assignee
NATURAL DRUG SCIENCES LLC
US·2 granted patents·14 citations·filing 1997–1997
Top patents by PatentIndex Score
2 records- 0144US6071905ABiologically active substance on the basis of tetracyclic nitrogen heterocycles of pyrimidine rowNATURAL DRUG SCIENCES LLC·Filed 1997·Granted Jun 6, 2000·10 cites·13 claims
- 0232US6340755B15H-Pyrano[2,3-d: 6,5-d']dipyrimidine derivatives having an antibacterial, antiviral and immuno-modulating activityNATURAL DRUG SCIENCES LLC·Filed 1997·Granted Jan 22, 2002·4 cites·10 claims
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