PATENT CLAIM ANALYSIS

Application Number: 15863484
Application Type: Utility
Filing Date: 2018-01
Publication Date: 2018-05
Patent Classification: ["562", "519000"]

Abstract:
Processes for purifying acetic acid by distilling a process 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 The product stream withdrawn from the column comprises acetic acid, water at a concentration of no more than 0.2 wt.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 24):
The method of  claim 23 , wherein the flow rate through the ion exchange resin ranges from 0.1 bed volumes per hour to 50 bed volumes per hour.

Metadata:
- Claim Count in Document: 23.0
- Percentile: 86.0
- Lexical Diversity: 2.06522
- Patent Class: 562.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['15348466', '15348338', '14873636', '14874355', '14874250']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7521297089042885
- 35 USC 102 Novelty (BERT): 0.5656879720889114
- Combined Prediction Score: 0.7334855352227508
- Mean Citation Score: 396.337164
- Max Citation Score: 451.5657
- Similarity Product: 307.3740988193214

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