PATENT CLAIM ANALYSIS

Application Number: 16157696
Application Type: Utility
Filing Date: 2018-10
Publication Date: 2019-02
Patent Classification: ["514", "312000"]

Abstract:
Provided are a sodium salt of a uric acid transporter inhibitor and a crystalline form thereof, In particular, provided are a uric acid transporter (URAT1) inhibitor 1-((6-bromo-quinoline-4-yl)thio)cyclobutyl sodium formate (the compound of formula (I)), a crystal form I, and preparation method thereof. The obtained crystal form I of the compound of formula (I) has a good crystal form stability and chemical stability, and the crystallization solvent used has a low toxicity and low residue, and can be better used in clinical treatment.

Claim (Index 1):
A sodium 1-((6-bromoquinolin-4-yl)thio)cyclobutane-1-carboxylate of formula (I):

Metadata:
- Claim Count in Document: 10.0
- Percentile: 97.0
- Lexical Diversity: 2.01923
- Patent Class: 514.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['15574328', '15106361', '15038470', '15750205', '14889563']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7536205857485715
- 35 USC 102 Novelty (BERT): 0.520696091496369
- Combined Prediction Score: 0.7303281363233513
- Mean Citation Score: 187.807046
- Max Citation Score: 313.47958
- Similarity Product: 242.6323319793952

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

Dataset: test