PATENT CLAIM ANALYSIS

Application Number: 15742356
Application Type: Utility
Filing Date: 2018-01
Publication Date: 2018-08
Patent Classification: ["277", "442000"]

Abstract:
The running face of a compression piston ring also having an inner circumferential surface, and upper and lower flank surfaces interposed between the running face and the inner circumferential surface is provided, in a region thereof adjacent the lower flank, with a first taper of less than 30′, having an axial height of 10 to 30%, based on the total running face height (H), the first taper transitioning into a second taper extending in the direction toward the upper flank surface, which is between 90′ and 200′, and the running face is also provided with a thin wear-resistant layer having a thickness from 0.1 to less than 20 μm, and in particular 4 to 6 μm.

Claim (Index 4):
A piston of an internal combustion engine provided with a first compression ring and the compression piston ring according to  claim 1 .

Metadata:
- Claim Count in Document: 11.0
- Percentile: 86.0
- Lexical Diversity: 1.89706
- Patent Class: 277.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['14653611', '14005969', '13980994', '13575031', '13823566']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7797116375404838
- 35 USC 102 Novelty (BERT): 0.4510152356955476
- Combined Prediction Score: 0.7468419973559902
- Mean Citation Score: 107.76106999999998
- Max Citation Score: 123.93963
- Similarity Product: 95.9467064719051

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