Use a Markush search to find patents that contain structures (including generic structures) matching the structure query.
For example:
The inventor need not have tested or prepared all members of the family, but can make a chemically plausible claim of equivalence via a Markush structure.
To conduct a Markush structure patent search:
Click the Patents
tile.
Click the Chemical
tab.
Click Markush
under Search for.
Draw a new structure or import an existing file.
Select whether to search the structure As Drawn or As
a Substructure within a molecule.
Click the Search
button to view
the results.
Patent Searching in CAS Scientific Patent Explorer
Chemical Structure Patent Search