PATENT CLAIM ANALYSIS

Application Number: 16155867
Application Type: Utility
Filing Date: 2018-10
Publication Date: 2019-03
Patent Classification: ["514", "222500"]

Abstract:
The present invention relates to a heterocyclic-substituted pyridinopyrimidinone derivative and the use thereof as a therapeutically effective cyclin-dependent kinase (CDK) inhibitor. In particular, the present invention relates to the use of a new heterocyclic-substitute pyridinopyrimidinone derivative as shown in formula (I) and a pharmaceutical composition thereof as a selective CDK4/6 inhibitor in preventing or treating diseases related to CDK4/6.

Claim (Index 1):
A heterocyclic-substituted pyridinopyrimidinone derivative, which has the following Formula I or a pharmaceutically acceptable salt thereof: wherein, R 1  represents hydrogen, C 1 -C 3  alkyl, or C 3 -C 7  cycloalkyl; R 2  represents C 1 -C 5  alkyl, or C 3 -C 7  cycloalkyl; R 3  and R 4  independently represents hydrogen, C 1 -C 3  alkyl, C 3 -C 7  cycloalkyl, acetyl, halogen, trifluoromethyl, cyano or CONR 5 R 6 ; or R 3 , R 4  together with the carbon atom to which they are attached form a C 3 -C 7  aliphatic ring; R 5  and R 6  independently represents hydrogen or methyl; X represents O, or S; n is 0 or 1.

Metadata:
- Claim Count in Document: 5.0
- Percentile: 97.0
- Lexical Diversity: 1.57143
- Patent Class: 514.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['16155861', '14010819', '11245314', '13773052', '13547314']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7557348873376546
- 35 USC 102 Novelty (BERT): 0.5147786209553765
- Combined Prediction Score: 0.7316392606994268
- Mean Citation Score: 266.201076
- Max Citation Score: 297.04935
- Similarity Product: 253.5209640509605

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

Dataset: test