PATENT CLAIM ANALYSIS

Application Number: 15876412
Application Type: Utility
Filing Date: 2018-01
Publication Date: 2018-11
Patent Classification: ["257", "341000"]

Abstract:
According to an embodiment, a method of manufacturing a semiconductor device includes forming a semiconductor layer having a first conductivity type on a semiconductor substrate, forming a trench in the semiconductor substrate and the semiconductor layer, forming a semiconductor film having a second conductivity type on an inner wall surface and a bottom surface of the trench, forming a first insulating film including silicon oxide on a side surface and a bottom surface of the semiconductor film, forming a second insulating film including silicon nitride on a side surface and a bottom surface of the first insulating film, and forming a third insulating film including silicon oxide on a side surface and a bottom surface of the second insulating film.

Claim (Index 9):
The device according to  claim 6 , further comprising:\n a third semiconductor region provided on the first semiconductor region and the second semiconductor region, and having the second conductivity type; and a cover film provided on the void, the insulating section being located between the third semiconductor region and the cover film.

Metadata:
- Claim Count in Document: 19.0
- Percentile: 86.0
- Lexical Diversity: 3.34211
- Patent Class: 257.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['15418409', '14860700', '15250847', '12390033', '13675682']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.9092491378930972
- 35 USC 102 Novelty (BERT): 0.4741691031550655
- Combined Prediction Score: 0.865741134419294
- Mean Citation Score: 168.67953799999995
- Max Citation Score: 172.696
- Similarity Product: 127.98394766044616

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