WIPO offers a webinar PATENTSCOPE for Expert Users, Wed. Nov.10, 2020 and Nov.12, 2020
Registration Links:
Tue, Nov.10, 2020 11:30 AM | 5:30 PM CET;
Thu Nov.12, 2020 8:30 CET | 1:00 PM IST
Previous related webinars:
PATENTSCOPE for Experts (video, 31:27, March 10, 2020)
Complex queries in the PATENTSCOPE search system (presentation, 74 p., October 2019)
PATENTSCOPE for Experts (presentation, 51 p., April 30, 2019)
Documentation:
WIPO. Patentscope: The User’s Guide. Updated May 2020. 66 p.
National Collections - Query Syntax
Note: Stemming algorithms are used in English (Standard Lucene implementation of the Porter Stemming Algorithm), French, German, Spanish and Russian, other languages are referenced to the Snowball documentation.
An external reference to Lucene The Standard Query Parser documentation
Some examples of interest from March 10, 2020 webinar
A complex query for wind turbine (at 6:36):
EN_AB:((((windturbine OR ((eolic OR eolian OR aeolian OR wind OR windmill) NEAR2 (turbine OR power OR generator))) NEAR500 (HAWT OR (horizontal NEAR2 (axle OR shaft OR axes OR axis)))) AND ((armature^5 OR rotator^5 OR rotor^20 OR helix^5 OR "helical member"^5) OR (aerofoil^5 OR vane^5 OR fins^5 OR paddles^5 OR airfoils^5 OR blade^5))))
Note use of multiple proximity operators; use of ^caret [weight factor] to increase ranking particular terms or phrase in result list sorted by relevance]
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Derived fields: ES_DE_S [Spanish_Description_Stemmed(?), at 10:03)] and IC_EX (to exclude subgroups, at 09:31)
Defaulf field: EN_ALL
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ANDNOT vs. NOT [ A ANDNOT B {A excluding B}; NOT A (all document except A) (at 13:56)
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Range searching: [] vs {} (or [}) - closed and open ranges, could apply to non-date fields: IN:{Smith TO Terence} (at 18:30)
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Fuzzy searching: Roam~0.8 (includes foam/roams), useful for search of misspelled or mis-OCRed words (at 25:04)
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Use of CLIR (Cross Lingual Expansion) (at 25:49; see an example of use of CLIR Supervised Expansion Mode, at p. 9-19 of April 30, 2019 webinar presentation)
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Text search for chemical compounds with INCHI keys in CHEM field: CHEM:(BSYNRYMUTXBXSQ-UHFFFAOYSA-N) (for aspirin at 27:45)
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