PATENT CLAIM ANALYSIS

Application Number: 15978139
Application Type: Utility
Filing Date: 2018-05
Publication Date: 2019-07
Patent Classification: ["359", "798000"]

Abstract:
An optical device includes a lightguide having a first pair of external surfaces parallel to each other, and at least two sets of facets. Each of the sets including a plurality of partially reflecting facets parallel to each other, and between the first pair of external surfaces. In each of the sets of facets, the respective facets are at an oblique angle relative to the first pair of external surfaces, and at a non-parallel angle relative to another of the sets of facets. The optical device is particularly suited for optical aperture expansion.

Claim (Index 9):
The device of  claim 7  wherein said first depth band and said second depth band span the same range of depths.

Metadata:
- Claim Count in Document: 62.0
- Percentile: 93.0
- Lexical Diversity: 2.14894
- Patent Class: 359.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['15951171', '15749511', '14711562', '11883574', '15559093']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8187472940578459
- 35 USC 102 Novelty (BERT): 0.4904575297952599
- Combined Prediction Score: 0.7859183176315873
- Mean Citation Score: 207.437276
- Max Citation Score: 253.64296
- Similarity Product: 186.40202930387497

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

Dataset: test