PATENT CLAIM ANALYSIS

Application Number: 15995827
Application Type: Utility
Filing Date: 2018-06
Publication Date: 2018-12
Patent Classification: ["508", "391000"]

Abstract:
The invention is directed to a method for reducing low speed pre-ignition events in a spark-ignited direct injection internal combustion engine by supplying to the sump a lubricant composition which contains an oil of lubricating viscosity and a metal overbased detergent. The metal overbased detergent may be selected from sulfonate detergents, phenate detergents, and salicylate detergents, especially sulfonate detergents with a metal ratio of at least 5.

Claim (Index 18):
The method of  claim 1 , wherein the low speed pre-ignition events are reduced to less than 20 LSPI events per 100,000 combustion events.

Metadata:
- Claim Count in Document: 1.0
- Percentile: 94.0
- Lexical Diversity: 1.35849
- Patent Class: 508.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['15022345', '15147375', '15147317', '15409509', '15147464']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8528694320685501
- 35 USC 102 Novelty (BERT): 0.5801433645260855
- Combined Prediction Score: 0.8255968253143037
- Mean Citation Score: 341.003158
- Max Citation Score: 365.11667
- Similarity Product: 352.09805725495164

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