PATENT CLAIM ANALYSIS

Application Number: 15950744
Application Type: Utility
Filing Date: 2018-04
Publication Date: 2018-10
Patent Classification: ["277", "460000"]

Abstract:
A pressure ring includes a first pressure ring fitted in a first ring groove of a piston; and a second pressure ring fitted in a second ring groove of the piston, and positioned between the first pressure ring and an oil ring. The second pressure ring is provided with a groove that extends across a surface of the second pressure ring from an inner peripheral side to an outer peripheral side. The groove is configured such that at least one of a width and a depth of the groove becomes larger toward the outer peripheral side from the inner peripheral side.

Claim (Index 1):
A pressure ring comprising:\n a first pressure ring fitted in a first ring groove of a piston; and a second pressure ring fitted in a second ring groove of the piston, and positioned between the first pressure ring and an oil ring, wherein: the second pressure ring is provided with a groove that extends across a surface of the second pressure ring from an inner peripheral side to an outer peripheral side; and the groove is configured such that at least one of a width and a depth of the groove becomes larger toward the outer peripheral side from the inner peripheral side.

Metadata:
- Claim Count in Document: 1.0
- Percentile: 91.0
- Lexical Diversity: 2.35556
- Patent Class: 277.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['13760296', '11108719', '10575793', '15546648', '15725786']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7802964354183483
- 35 USC 102 Novelty (BERT): 0.4663544941587703
- Combined Prediction Score: 0.7489022412923905
- Mean Citation Score: 167.85378799999995
- Max Citation Score: 171.83235
- Similarity Product: 129.67965289818048

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

Dataset: test