PATENT CLAIM ANALYSIS

Application Number: 15863934
Application Type: Utility
Filing Date: 2018-01
Publication Date: 2018-07
Patent Classification: ["137", "544000"]

Abstract:
A vacuum valve comprises: a valve body configured to house a valve plate; a drive shaft configured to openably/closably drive the valve plate; a shaft seal configured to vacuum-seal the drive shaft; and an entrance prevention wall configured to prevent a particle from entering the shaft seal.

Claim (Index 3):
The vacuum valve according to  claim 1 , wherein\n the valve body is provided with a through-hole, the drive shaft penetrating the through-hole and the shaft seal being arranged in the through-hole, and the entrance prevention wall is provided at a periphery of the through-hole to protrude from the inner peripheral surface of the valve body.

Metadata:
- Claim Count in Document: 9.0
- Percentile: 86.0
- Lexical Diversity: 1.85714
- Patent Class: 137.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['13298566', '10605468', '13716881', '14330049', '15480595']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.828395354400432
- 35 USC 102 Novelty (BERT): 0.4263445180913919
- Combined Prediction Score: 0.788190270769528
- Mean Citation Score: 109.826871
- Max Citation Score: 112.33405
- Similarity Product: 93.4590791894734

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