PATENT CLAIM ANALYSIS

Application Number: 16136953
Application Type: Utility
Filing Date: 2018-09
Publication Date: 2019-03
Patent Classification: ["424", "210100"]

Abstract:
The present application discloses methods for removing residual impurities from protein preparations. Such methods include addition of an anionic detergent to a solution comprising proteins of interest and cellular contaminants under non-precipitating conditions and passing the solution through an ion exchange column.

Claim (Index 1):
A method for removing residual cellular DNA from a sample comprising a protein of interest, the method comprising the steps of:\n a. adding an anionic detergent to a solution comprising a protein of interest under non-precipitating conditions; and, b. passing the solution through an ion exchange matrix, whereby the residual cellular DNA is bound to the ion exchange resin, so as to obtain an eluate comprising the protein of interest, wherein the eluate is substantially free of cellular DNA.

Metadata:
- Claim Count in Document: 2.0
- Percentile: 97.0
- Lexical Diversity: 1.15789
- Patent Class: 424.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: False
- Related Applications: ['12199977', '14593337', '12092190', '12756590', '14699213']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.6747890664128421
- 35 USC 102 Novelty (BERT): 0.5158009556661839
- Combined Prediction Score: 0.6588902553381762
- Mean Citation Score: 255.25755
- Max Citation Score: 261.4888
- Similarity Product: 150.28462648754115

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