PATENT CLAIM ANALYSIS

Application Number: 15752290
Application Type: Utility
Filing Date: 2018-02
Publication Date: 2018-08
Patent Classification: ["514", "256000"]

Abstract:
Disclosed are a preparation method of an orexin receptor antagonist compound 5-3, Crystalline forms I-IV of an orexin receptor antagonist compound 5-3 are provided. Also provided are processes of the preparing the orexin receptor antagonist compound 5-3 and its crystalline forms, as well as methods of using the crystalline forms I-IV for treating an orexin-related disease.

Claim (Index 24):
The process of  claim 23 , wherein the process for preparing compound 13 comprises the following steps: wherein, the separation agent is selected from D-tartaric acid; the reaction solvent is selected from ethyl acetate, isopropyl acetate, ethanol, methanol, tetrahydrofuran, dichloromethane, or water; the recrystallization solvent is selected from water, or ethanol; the base is selected from sodium carbonate, potassium carbonate, sodium hydroxide, or potassium hydroxide.

Metadata:
- Claim Count in Document: 35.0
- Percentile: 88.0
- Lexical Diversity: 1.81818
- Patent Class: 514.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['10087112', '15580167', '15032552', '15115440', '15772942']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7521010628088037
- 35 USC 102 Novelty (BERT): 0.5157679682666355
- Combined Prediction Score: 0.7284677533545869
- Mean Citation Score: 251.051674
- Max Citation Score: 272.06235
- Similarity Product: 194.72777806305885

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