PATENT CLAIM ANALYSIS

Application Number: 15864458
Application Type: Utility
Filing Date: 2018-01
Publication Date: 2018-05
Patent Classification: ["356", "401000"]

Abstract:
A wafer alignment apparatus includes a light source, a light detection device, and a rotation device configured to rotate a wafer. The light source is configured to provide a light directed to the wafer. The light detection device is configured to detect reflected light intensity from the wafer to locate at least one wafer alignment mark of wafer alignment marks separated by a plurality of angles. At least two of those angles are equal.

Claim (Index 20):
The method of  claim 18 , wherein the first set of recesses is located 120\u00b0 away from the second set of recesses.

Metadata:
- Claim Count in Document: 27.0
- Percentile: 86.0
- Lexical Diversity: 1.90476
- Patent Class: 356.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['14486514', '14688766', '10606050', '10743715', '14798799']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7020293749285501
- 35 USC 102 Novelty (BERT): 0.5014117873076929
- Combined Prediction Score: 0.6819676161664644
- Mean Citation Score: 163.450473
- Max Citation Score: 220.1001
- Similarity Product: 139.8161423059702

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