PATENT CLAIM ANALYSIS

Application Number: 15899775
Application Type: Utility
Filing Date: 2018-02
Publication Date: 2018-08
Patent Classification: ["271", "126000"]

Abstract:
A sheet feeding device includes a stacking unit for stacking a sheet; a feeding member for feeding the sheet stack on the stacking unit; a holding member holding the feeding member; a holder supporting portion, provided above the stacking unit, for detachably supporting the holding member; a raising and lowering unit for raising and lowering the holding member; a detection unit for detecting a topmost surface of the sheet stacked on the stacking unit, by detecting the holding member; a control unit for effecting raising and lowering operation of the holding member using the raising and lowering unit before a feeding operation of the feeding member and detect presence or absence of the holding member on the basis of a signal from the detection unit produced with the raising and lowering operation.

Claim (Index 3):
A device according to  claim 1 , wherein said control unit at least raises and lowers said holding member using said raising and lowering before feeding operation of said feeding member, and detects presence or absence of said holding member on the basis of a signal from said detection unit produced with the raising and lowering operation.

Metadata:
- Claim Count in Document: 4.0
- Percentile: 88.0
- Lexical Diversity: 3.02128
- Patent Class: 271.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['10813036', '10366508', '11623816', '15790419', '12797789']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7933201046928822
- 35 USC 102 Novelty (BERT): 0.5013155919847012
- Combined Prediction Score: 0.7641196534220641
- Mean Citation Score: 242.373346
- Max Citation Score: 255.87909
- Similarity Product: 152.63618813623663

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