PATENT CLAIM ANALYSIS

Application Number: 16111428
Application Type: Utility
Filing Date: 2018-08
Publication Date: 2019-02
Patent Classification: ["358", "001130"]

Abstract:
An image reading device includes a housing that is provided with a contact glass, a document cover, an illumination unit that is received in the housing, and a document size detection unit that performs a document size detection operation for detecting a size of a document by using light irradiated toward the document on the contact glass from the illumination unit when the document cover is switched to a closed state. The illumination unit includes a light guide body extending in a front and rear direction of the housing, a first light source that is disposed at a front side of the light guide body and emits incident light to the light guide body toward a rear side, and a second light source that is disposed at a rear side of the light guide body. In the document size detection operation, only the first light source is lighted.

Claim (Index 3):
The image reading device of  claim 1 , wherein the light guide body corresponding to the first light source is provided such that a main emission direction of the illumination light toward the contact glass is directed to a left obliquely upward when viewed from a front side of the housing.

Metadata:
- Claim Count in Document: 7.0
- Percentile: 96.0
- Lexical Diversity: 2.57377
- Patent Class: 358.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['13982636', '14126691', '12556953', '14522330', '11476907']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.4835550290738037
- 35 USC 102 Novelty (BERT): 0.5004857743079609
- Combined Prediction Score: 0.4852481035972194
- Mean Citation Score: 195.597528
- Max Citation Score: 206.48999
- Similarity Product: 145.0368641244304

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