PATENT CLAIM ANALYSIS

Application Number: 16165575
Application Type: Utility
Filing Date: 2018-10
Publication Date: 2019-02
Patent Classification: ["562", "519000"]

Abstract:
Processes for purifying acetic acid by distilling a process stream in a column in which acetic anhydride is formed in the lower portion of the column. The product stream withdrawn from the column comprises acetic acid, water at a concentration of no more than 0.2 wt. %, and acetic anhydride at a concentration of no more than 600 wppm. The process further comprises hydrating the acetic anhydride in the product stream to form a purified acetic acid product comprising acetic anhydride at a concentration of no more than 50 wppm.

Claim (Index 36):
The process of  claim 21 , wherein the location in the first column is above a feed of the vapor product stream

Metadata:
- Claim Count in Document: 17.0
- Percentile: 97.0
- Lexical Diversity: 2.08696
- Patent Class: 562.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['15348466', '15863484', '15348338', '14873636', '14874355']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7543331626401948
- 35 USC 102 Novelty (BERT): 0.5599782087254183
- Combined Prediction Score: 0.7348976672487171
- Mean Citation Score: 396.250094
- Max Citation Score: 428.8777
- Similarity Product: 292.96767977080344

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