PATENT CLAIM ANALYSIS

Application Number: 16024283
Application Type: Utility
Filing Date: 2018-06
Publication Date: 2019-01
Patent Classification: ["514", "649000"]

Abstract:
Highly efficient methods for synthesis of levomethadone hydrochloride or dextromethadone hydrochloride are provided starting from D-alanine, or L-alanine, respectively, with retention of configuration. Methods for treating a subject are provided comprising administering a composition comprising an effective amount of levomethadone hydrochloride having not more than 10 ppm dextromethadone.

Claim (Index 26):
A method for treating a subject in need thereof, comprising administering to the subject a pharmaceutical composition comprising an effective amount of dextromethadone hydrochloride having not more than 100 ppm of an impurity selected from the group consisting of levomethadone, diphenylacetonitrile, dextromethadone nitrile, isodextromethadone nitrile, and isodextromethadone; and a pharmaceutically acceptable carrier.

Metadata:
- Claim Count in Document: 44.0
- Percentile: 94.0
- Lexical Diversity: 1.39474
- Patent Class: 514.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: False
- Related Applications: ['15245935', '14190702', '13759382', '12530214', '14465470']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7329050877165673
- 35 USC 102 Novelty (BERT): 0.6487360010705712
- Combined Prediction Score: 0.7244881790519677
- Mean Citation Score: 303.701184
- Max Citation Score: 774.36896
- Similarity Product: 562.6348324578859

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