PATENT CLAIM ANALYSIS

Application Number: 15872321
Application Type: Utility
Filing Date: 2018-01
Publication Date: 2018-07
Patent Classification: ["558", "331000"]

Abstract:
An object of the present invention is to provide a crystal of a cyclic phosphonic acid sodium salt (2ccPA) with high purity and excellent storage stability and a method for producing the crystal. The present invention provides a crystal of a cyclic phosphonic acid sodium salt (2ccPA) represented by formula (1):

Claim (Index 5):
The method according to  claim 1 , wherein the crystal has an X-ray powder diffraction spectrum obtained with monochromated copper radiation of \u03bb=1.54059 \u212b comprising a characteristic peak at lattice spacing (d) of 15.7684 to 16.1724.

Metadata:
- Claim Count in Document: 5.0
- Percentile: 86.0
- Lexical Diversity: 1.59459
- Patent Class: 558.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['15501525', '15575188', '15329813', '12870507', '14165365']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.6152174331332355
- 35 USC 102 Novelty (BERT): 0.5541463660885515
- Combined Prediction Score: 0.6091103264287672
- Mean Citation Score: 272.72989
- Max Citation Score: 342.43585
- Similarity Product: 258.8453695004732

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