PATENT CLAIM ANALYSIS

Application Number: 16261773
Application Type: Utility
Filing Date: 2019-01
Publication Date: 2019-05
Patent Classification: ["424", "401000"]

Abstract:
A refined Indigo Naturalis extract or Indigo-producing plant extract containing at least 65% (w/w) an indirubin derivative based on total weight of active ingredients is described. Also described are a pharmaceutical composition containing the refined extract, and the use of the pharmaceutical composition for treating or alleviating a disease or condition.

Claim (Index 1):
A method of treating a disease or condition selected from the group consisting of psoriasis, an inflammatory disease, onychomycosis, skin cancer, abnormal keratinization induced disease, skin aging, and pustular dermatosis, comprising administering to a subject in need thereof a pharmaceutical composition comprising a solid extract of Indigo Naturalis, wherein the solid extract comprises, relative to the total weight of the extract:\n 65% to 90% (w/w) indirubin; 0.1-15% (w/w) indigo; and 0.01-5% (w/w) tryptanthrin, wherein the pharmaceutical composition comprises 0.002% to 0.077% (w/w) of the solid extract relative to the total weight of the pharmaceutical composition.

Metadata:
- Claim Count in Document: 1.0
- Percentile: 99.0
- Lexical Diversity: 1.32558
- Patent Class: 424.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['15592911', '15839992', '15592893', '15634489', '15564944']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7233595314485389
- 35 USC 102 Novelty (BERT): 0.6029521193150188
- Combined Prediction Score: 0.711318790235187
- Mean Citation Score: 392.062636
- Max Citation Score: 514.6137
- Similarity Product: 482.6215624833941

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