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 2):
The method of  claim 1  wherein the method results in the reduction of LSPI events during (i) the entire service life of the lubricant composition, (ii) during the second half of the service life of the lubricant composition, or (iii) during the last 25% of the service life of the lubricant composition.

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): 0.8540812958290708
- 35 USC 102 Novelty (BERT): 0.581678601187362
- Combined Prediction Score: 0.8268410263648999
- Mean Citation Score: 341.003158
- Max Citation Score: 365.11667
- Similarity Product: 243.0609813210809

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