PATENT CLAIM ANALYSIS

Application Number: 15946955
Application Type: Utility
Filing Date: 2018-04
Publication Date: 2018-10
Patent Classification: ["514", "395000"]

Abstract:
The disclosed subject matter provides methods using and kits comprising a compound of formula (I) or a pharmaceutically acceptable salt thereof.

Claim (Index 13):
A method of preparing a compound of formula (I) or pharmaceutically acceptable salt thereof on a commercial scale, comprising:\n (a) reacting 3-amino-6-fluoro-2-methoxyquinoxaline with ethyl chloroformate in an organic solvent in the presence of a base to form a mixture; \n (b) distilling the mixture while adding ethyl acetate to form a suspension; \n (c) filtering the suspension to isolate ethyl-N-(6-fluoro-2-methoxyquinoxaline-3-yl) carbonate; and \n (d) reacting the ethyl-N-(6-fluoro-2-methoxyquinoxaline-3-yl) carbonate with 1-(3,5-dimethoxyphenyl) piperazine hydrochloride in a second organic solvent in the presence of a second base.

Metadata:
- Claim Count in Document: 26.0
- Percentile: 91.0
- Lexical Diversity: 1.04348
- Patent Class: 514.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: False
- Related Applications: ['15255910', '15178390', '15683408', '12763991', '15137323']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.6922272746434197
- 35 USC 102 Novelty (BERT): 0.5517904256782205
- Combined Prediction Score: 0.6781835897468997
- Mean Citation Score: 303.269732
- Max Citation Score: 502.8837
- Similarity Product: 253.55871823040843

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