PATENT CLAIM ANALYSIS

Application Number: 15945537
Application Type: Utility
Filing Date: 2018-04
Publication Date: 2019-04
Patent Classification: ["175", "004570"]

Abstract:
A perforation enhancement cap for a shaped charge contains a shell and a pack of a solid propellant disposed inside the shell. The shell has a tubular straight section and a rounded cap. The rounded cap has a hole. The propellant pack has a through hole. The straight section, the rounded cap, the hole in the rounded cap, as well as the through hole are disposed about a common longitudinal axis. The through hole has a conical frustum section with its larger base facing the inside of the enhancement cap. The enhancement cap is adapted to receive the shaped charge to-form an enhanced perforation charge assembly for perforation and fracturing the formation.

Claim (Index 4):
The perforation enhancement cap of  claim 2 , wherein the opening angle of the conical frustum is in the range of 120\u00b0 to 150\u00b0.

Metadata:
- Claim Count in Document: 12.0
- Percentile: 91.0
- Lexical Diversity: 2.30189
- Patent Class: 175.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['14394728', '13759060', '15481702', '15352191', '15180614']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7051908142595318
- 35 USC 102 Novelty (BERT): 0.4945768127034926
- Combined Prediction Score: 0.6841294141039278
- Mean Citation Score: 203.25532200000004
- Max Citation Score: 242.4278
- Similarity Product: 144.8023110999584

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

Dataset: test