PATENT CLAIM ANALYSIS

Application Number: 15983811
Application Type: Utility
Filing Date: 2018-05
Publication Date: 2019-01
Patent Classification: ["166", "293000"]

Abstract:
Portland cement clinker LCMs that include Portland cement clinker to mitigate or prevent lost circulation in a well are provided. A Portland cement clinker LCM may include Portland cement clinker, Portland cement, a carrier fluid, and an inorganic consolidation activator. Another Portland cement clinker LCM may include Portland cement clinker and a crosslinked fluid, such as a polyuronide crosslinked via calcium ions or a polysaccharide crosslinked via divinyl sulfone. Yet another Portland cement clinker LCM may include Portland cement clinker and polymer fibers or particulate glass. Methods of lost circulation control using a Portland cement clinker LCM are also provided.

Claim (Index 3):
The method of  claim 1 , wherein the polysaccharide comprises at least one of: xanthan gum, hydroxyethyl cellulose, diutan gum, welan gum and guar gum.

Metadata:
- Claim Count in Document: 3.0
- Percentile: 93.0
- Lexical Diversity: 2.13725
- Patent Class: 166.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['15983798', '15788461', '15788449', '15970387', '15788457']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8757442558328415
- 35 USC 102 Novelty (BERT): 0.6456162394519614
- Combined Prediction Score: 0.8527314541947536
- Mean Citation Score: 627.0117799999998
- Max Citation Score: 645.1863400000002
- Similarity Product: 604.641648001534

Labels:
- Claim Label 101: 1
- Claim Label 102: 1
- Claim Label 103: 1
- Claim Label 112: 0
- Combined Label: 1
- Label 101 Adjusted: 1

Dataset: test