PATENT CLAIM ANALYSIS

Application Number: 16174977
Application Type: Utility
Filing Date: 2018-10
Publication Date: 2019-05
Patent Classification: ["562", "485000"]

Abstract:
An object of the present invention is to provide a method for producing high-purity 2,6-NDA having a small alkali metal content. The present invention relates to a method for producing a high-purity 2,6-naphthalene dicarboxylic acid, comprising a purification step of washing a crude 2,6-naphthalene dicarboxylic acid having a specific surface area of 2 m 2 /g or more in the presence of an aqueous medium under a temperature condition of 90° C. or more and less than 200° C.

Claim (Index 3):
The method according to  claim 1 , wherein the washing is performed in the presence of 200 to 2,000 parts by mass of the aqueous medium based on 100 parts by mass of the crude 2,6-naphthalene dicarboxylic acid.

Metadata:
- Claim Count in Document: 41.0
- Percentile: 97.0
- Lexical Diversity: 1.49091
- Patent Class: 562.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['11090054', '12675403', '12094565', '11720052', '10523265']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7384472491224875
- 35 USC 102 Novelty (BERT): 0.5083501586279734
- Combined Prediction Score: 0.7154375400730362
- Mean Citation Score: 226.086432
- Max Citation Score: 272.98737
- Similarity Product: 211.63051830075503

Labels:
- Claim Label 101: 1
- Claim Label 102: 1
- Claim Label 103: 0
- Claim Label 112: 1
- Combined Label: 1
- Label 101 Adjusted: 1

Dataset: test