PATENT CLAIM ANALYSIS

Application Number: 16297263
Application Type: Utility
Filing Date: 2019-03
Publication Date: 2019-09
Patent Classification: ["210", "637000"]

Abstract:
The present disclosure relates to hollow fiber tangential flow filters, including hollow fiber tangential flow depth filters, for various applications, including bioprocessing and pharmaceutical applications, systems employing such filters, and methods of filtration using the same.

Claim (Index 7):
A method of culturing cells in a perfusion bioreactor system comprising a culture vessel fluidly connected to a tangential flow depth filtration (TFDF) unit having a retentate channel and a filtrate channel, comprising the steps of:\n flowing a culture medium from the culture vessel through the retentate channel of the TFDF unit, whereby a fraction of the culture medium passes into the filtrate channel; and returning fluid from the retentate channel to the culture vessel; wherein (a) the culture medium comprises at least 60\u00d710 6  cells/mL and (b) the method is performed for at least 8 consecutive days.

Metadata:
- Claim Count in Document: 2.0
- Percentile: 99.0
- Lexical Diversity: 1.44828
- Patent Class: 210.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: False
- Related Applications: ['15269409', '13408243', '13983982', '10517871', '12435481']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7864746662758252
- 35 USC 102 Novelty (BERT): 0.5046595931245751
- Combined Prediction Score: 0.7582931589607003
- Mean Citation Score: 217.957098
- Max Citation Score: 227.60825
- Similarity Product: 131.3004173861146

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