PATENT CLAIM ANALYSIS

Application Number: 15945616
Application Type: Utility
Filing Date: 2018-04
Publication Date: 2018-10
Patent Classification: ["166", "332100"]

Abstract:
A casing landing and cementing tool has a wellbore obstruction-clearing tool at a downhole end thereof and a check valve uphole of any fluid vulnerable components to isolate the vulnerable components from the threat of cement incursion. The check valve is manufactured of drillable materials, the plunger being axially actuable but non-rotatable, the valve body being threadably secured within the tool. In one aspect the tool is a sleeve bit rotatably and reciprocally coupled about a mandrel secured to a non-rotating casing string, the check valve located in the mandrel. In another aspect, the tool is a bit coupled to a rotatable casing string, the check valve located in the bit.

Claim (Index 4):
The obstruction-clearing of  claim 2  wherein the check valve in the axial mandrel bore is located uphole of the helical drive.

Metadata:
- Claim Count in Document: 13.0
- Percentile: 91.0
- Lexical Diversity: 1.93548
- Patent Class: 166.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['13062129', '15165970', '15145082', '15537843', '12894433']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8289284927050408
- 35 USC 102 Novelty (BERT): 0.554001219581194
- Combined Prediction Score: 0.801435765392656
- Mean Citation Score: 393.550514
- Max Citation Score: 459.11182
- Similarity Product: 332.5028504839349

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