PATENT CLAIM ANALYSIS

Application Number: 15767469
Application Type: Utility
Filing Date: 2018-04
Publication Date: 2018-10
Patent Classification: ["210", "650000"]

Abstract:
A method for recovering oil from an oil bearing formation including the steps of: i) recovering an oil-water mixture from the oil-bearing formation; ii) separating at least a portion of the oil from the oil-water mixture to form a produced water; iii) adding a polymeric alkylene oxide surfactant having a Mw of less than 10000 Da to the produced water; iv) passing the produced water through a polymeric membrane to form a permeate stream and a retentate stream; and v) injecting the permeate stream into the oil bearing formation.

Claim (Index 8):
The method of  claim 1  wherein the surfactant is nonionic.

Metadata:
- Claim Count in Document: 4.0
- Percentile: 91.0
- Lexical Diversity: 1.85185
- Patent Class: 210.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['14203607', '12652765', '13331326', '15316322', '12555377']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7818032313964451
- 35 USC 102 Novelty (BERT): 0.4790812728368092
- Combined Prediction Score: 0.7515310355404815
- Mean Citation Score: 153.058574
- Max Citation Score: 164.165
- Similarity Product: 115.88573915690183

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