PATENT CLAIM ANALYSIS

Application Number: 16051937
Application Type: Utility
Filing Date: 2018-08
Publication Date: 2018-11
Patent Classification: ["355", "067000"]

Abstract:
The present invention provides a projection optical system including a first concave reflecting surface, a first convex reflecting surface, a second concave reflecting surface, and a third concave reflecting surface, wherein the first concave reflecting surface, the first convex reflecting surface, the second concave reflecting surface, and the third concave reflecting surface are arranged such that light from an object plane forms an image on an image plane by being reflected by the first concave reflecting surface, the first convex reflecting surface, the second concave reflecting surface, the first convex reflecting surface, and the third concave reflecting surface in an order named.

Claim (Index 19):
The system according to  claim 18 , wherein the first concave reflecting surface and the third concave reflecting surface are formed by one reflecting surface having one curvature radius.

Metadata:
- Claim Count in Document: 53.0
- Percentile: 96.0
- Lexical Diversity: 2.92308
- Patent Class: 355.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['15728631', '12246795', '11751139', '11508290', '09615081']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7452239423180224
- 35 USC 102 Novelty (BERT): 0.538980874516417
- Combined Prediction Score: 0.7245996355378619
- Mean Citation Score: 300.365496
- Max Citation Score: 436.12598
- Similarity Product: 305.9348617523575

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