Introduction to Patents | Intellectual Property Office of Singapore

paten4dMarkush search available since September 2021. Chemical compounds can be entered into PATENTSCOPE according to their name, International Non-Proprietary Name (INN),Search within the title, abstract, claims, or full patent document: You can restrict your search to a specific field using field names.. Use TI= to search in the title, AB= for the abstract, CL= for