PATENT CLAIM ANALYSIS

Application Number: 15895805
Application Type: Utility
Filing Date: 2018-02
Publication Date: 2018-12
Patent Classification: ["251", "315120"]

Abstract:
A top entry ball valve including a valve body, a valve cover, a valve stem, an assembly screw, a spring, a support sleeve, a support valve seat, a sphere, and a sealing valve seat. The valve stem passes through the valve cover and the valve body and is fixedly connected to the sphere disposed within the valve body; the valve cover is fixed to the opening of the cavity of the valve body by screws, to seal the cavity of the valve body; the sphere spherically fits with the support valve seat and the sealing valve seat; the support sleeve and the spring are provided between the support valve seat and the valve body; the spring presses the support sleeve and the support valve seat such that the support valve seat clings to the sphere; the support sleeve is fixedly connected to the valve body by the assembly screw.

Claim (Index 1):
A top entry ball valve comprising a valve body, a valve cover, a valve stem, an assembly screw, a spring, a support sleeve, a support valve seat, a sphere, and a sealing valve seat, wherein the valve stem passes through the valve cover and the valve body and is fixedly connected to the sphere disposed within the valve body; the valve cover is fixed to the opening of the cavity of the valve body by means of screws, to seal the cavity of the valve body; the sphere spherically fits with the support valve seat and the sealing valve seat; the support sleeve and the spring are provided between the support valve seat and the valve body; the spring presses the support sleeve and the support valve seat such that the support valve seat clings to the sphere; the support sleeve is fixedly connected to the valve body by means of the assembly screw.

Metadata:
- Claim Count in Document: 5.0
- Percentile: 88.0
- Lexical Diversity: 3.3
- Patent Class: 251.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['13104242', '15163699', '11974536', '15108685', '15872000']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7291054819393078
- 35 USC 102 Novelty (BERT): 0.4482562525554773
- Combined Prediction Score: 0.7010205590009249
- Mean Citation Score: 179.955052
- Max Citation Score: 189.55452
- Similarity Product: 154.5387813836575

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