Most drug patents cover a specific compound, allowing other drug companies to develop competing drugs that work the same way.
Chemically, ambergris contains alkaloids, acids, and a specific compound called ambreine, which is similar to cholesterol.
But chemical compounds can be an exception, if inventors can prove they have figured out new unique functions of a specific compound.
He said forensics scientists often will not take steps to search for existence of a specific compound unless an individual overdoses near drug paraphernalia, or there is other environmental evidence.
"The term 'selection invention' means we are able to select a specific compound that meets the terms of patentability out of a very large chemical class," explained Gary Lyons, the president and chief executive of Neurocrine Biosciences Inc. in San Diego, which won the recent patent for a new insomnia treatment.
He upheld the view, against contemporary opinion, that the atmosphere was a physical mixture of approximately 80 percent nitrogen and 20 percent oxygen rather than being a specific compound of elements.
This will counter the malignant dust of biological and chemical weapons.In a paper in the October issue of Nature Materials, Dr Sailor describes how to manipulate tiny, micrometre-sized, chips of porous silicon so that they bind to a specific compound, for example sarin gas, a nerve agent.
However, experimental models can give important insights into the antifibrotic mechanisms of action of a specific compound.
(2) Data may not exist about a specific compound, but may exist about a closely related compound with common scaffold.
The fragmentation of databases is not a problem if users want to find certain information about a specific compound (or other molecular entity) of interest.
Percentage of hit to lead projects that involve a specific compound or compound series whose MOA may or may not be known.
