PATENT CLAIM ANALYSIS

Application Number: 15741923
Application Type: Utility
Filing Date: 2018-01
Publication Date: 2018-07
Patent Classification: ["438", "104000"]

Abstract:
An oxide semiconductor film etching method includes the step of: preparing a substrate ( 1 ) with an oxide semiconductor formed on a surface thereof, the oxide semiconductor film ( 7 ) containing In, Sn, and Zn; and etching the oxide semiconductor film ( 7 ) using an etching solution containing ammonium fluoride.

Claim (Index 5):
A method for manufacturing a semiconductor device, the method comprising an etching step that uses the method of etching according to  claim 1 .

Metadata:
- Claim Count in Document: 2.0
- Percentile: 86.0
- Lexical Diversity: 1.63889
- Patent Class: 438.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['12593045', '13064080', '15747774', '15569422', '15109553']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8701161540975608
- 35 USC 102 Novelty (BERT): 0.4994980522334272
- Combined Prediction Score: 0.8330543439111474
- Mean Citation Score: 263.603538
- Max Citation Score: 271.02112
- Similarity Product: 212.44737196546555

Labels:
- Claim Label 101: 1
- Claim Label 102: 0
- Claim Label 103: 1
- Claim Label 112: 1
- Combined Label: 0
- Label 101 Adjusted: 1

Dataset: test