PATENT CLAIM ANALYSIS

Application Number: 15886318
Application Type: Utility
Filing Date: 2018-02
Publication Date: 2018-09
Patent Classification: ["435", "135000"]

Abstract:
Disclosed are methods of synthesizing racemic 2-(difluoromethyl)-1-(alkoxycarbonyl)-cyclopropanecarboxylic acids and 2-(vinyl)-1-(alkoxycarbonyl)-cyclopropanecarboxylic acids and their salts, such as the dicyclohexylamine salt. Also disclosed are methods for preparing enantioenriched (1R,2R)-1-((tert-butoxycarbonyl)amino)-2-(difluoromethyl)cyclopropane-1-carboxylic acid and esters of the same. These compounds are useful intermediates in the synthesis of viral protease inhibitors.

Claim (Index 20):
The method of  claim 19 , wherein the base is a di(alkyl)amine, such as a di(cycloalkyl)amine or a di(aralkyl)amine.

Metadata:
- Claim Count in Document: 52.0
- Percentile: 88.0
- Lexical Diversity: 1.68085
- Patent Class: 435.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['15010557', '14802372', '15789133', '15841828', '15182698']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.5913384668641404
- 35 USC 102 Novelty (BERT): 0.4780864636972956
- Combined Prediction Score: 0.580013266547456
- Mean Citation Score: 107.54121779999998
- Max Citation Score: 121.727425
- Similarity Product: 78.80119340496806

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