PATENT CLAIM ANALYSIS

Application Number: 16293100
Application Type: Utility
Filing Date: 2019-03
Publication Date: 2019-06
Patent Classification: ["544", "406000"]

Abstract:
The purpose of the present invention is to provide a method for producing 6-bromo-3-hydroxy-2-pyrazinecarboxamide in which the content ratio of impurities is reduced. This production method includes a step of obtaining 6-bromo-3-hydroxy-2-pyrazinecarboxamide crystal having diffraction angles expressed in degrees 2θ of 5.5, 20.1, 23.7, 26.7, 27.5, and 28.1° and/or diffraction angles expressed in degrees 2θ of 7.1, 21.4, 25.2, 25.7, 27.1, and 28.8° in powder X-ray diffraction.

Claim (Index 10):
An anhydrous form of 3-hydroxy-2-pyrazinecarboxamide.

Metadata:
- Claim Count in Document: 4.0
- Percentile: 99.0
- Lexical Diversity: 1.58
- Patent Class: 544.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['15580731', '14165365', '12870507', '15329813', '14729130']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7713092322176771
- 35 USC 102 Novelty (BERT): 0.5749824071557581
- Combined Prediction Score: 0.7516765497114852
- Mean Citation Score: 354.493742
- Max Citation Score: 537.6004
- Similarity Product: 358.9377426525116

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