PATENT CLAIM ANALYSIS

Application Number: 15763156
Application Type: Utility
Filing Date: 2018-08
Publication Date: 2018-12
Patent Classification: ["544", "322000"]

Abstract:
The present invention provides an EGFR kinase inhibitor and a preparation method and use thereof. Specifically, the present invention provides a compound as shown in formula (I), the definition of each group therein being as described in the description. Said compound is an efficient EGFR inhibitor.

Claim (Index 6):
A preparation method of the compound of  claim 1 , wherein comprising the following step: in an inert solvent, reacting compound of formula II with compound of formula 7, thus obtaining compound of formula I\u2032; where in R\u2032 is selected from the group consisting of: unsubstituted 5-7 membered heterocycles or 5-7 membered heterocycles substituted by 1-5 substituents, C1-C6 alkyl-(unsubstituted 5-7 membered heterocycles or 5-7 membered heterocycles substituted by 1-5 substituents), \u2014NH-(unsubstituted 5-7 membered heterocycles or 5-7 membered heterocycles substituted by 1-5 substituents), \u2014N(CH 3 )-(unsubstituted 5-7 membered heterocycles or 5-7 membered heterocycles substituted by 1-5 substituents), wherein the heterocycle contains at least one heteroatom selected from the group consisting of N, O and S; the substitution means one or more hydrogen atoms on the group are replaced by R 1  substituents; while the remaining groups are defined as in  claim 1 .

Metadata:
- Claim Count in Document: 15.0
- Percentile: 96.0
- Lexical Diversity: 1.43243
- Patent Class: 544.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['12396084', '15504854', '13035640', '15269069', '14403014']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8160610351007517
- 35 USC 102 Novelty (BERT): 0.5362873605293518
- Combined Prediction Score: 0.7880836676436117
- Mean Citation Score: 393.711004
- Max Citation Score: 396.90054
- Similarity Product: 301.8851177670872

Labels:
- Claim Label 101: 1
- Claim Label 102: 1
- Claim Label 103: 0
- Claim Label 112: 0
- Combined Label: 1
- Label 101 Adjusted: 1

Dataset: test