PATENT CLAIM ANALYSIS

Application Number: 15982040
Application Type: Utility
Filing Date: 2018-05
Publication Date: 2018-11
Patent Classification: ["399", "256000"]

Abstract:
A feeding screw for feeding a developer includes a rotation shaft, and a helical blade provided on the rotation shaft and including a plurality of threads. The helical blade includes a first blade helically formed with a single thread on the rotation shaft, a second blade helically formed with a single thread on the rotation shaft, and a third blade helically formed with a single thread on the rotation shaft. With respect to a direction along the rotation shaft, a gap is provided between a downstream end portion of the second blade and an upstream end portion of the third blade. A volume of the second blade is not more than 75% of the first blade between an upstream end portion of the second blade and the upstream end portion of the third blade with respect to the direction.

Claim (Index 2):
A feeding screw according to  claim 1 , wherein the plurality of threads are three threads,\n wherein with respect to the direction, a fourth blade helically formed on said rotation shaft is provided between the upstream end portion of said second blade and the upstream end portion of said third blade, and wherein the volume of the second blade is not more than 50% of said first blade between the volume end portion of said second blade and the upstream end portion of said third blade.

Metadata:
- Claim Count in Document: 13.0
- Percentile: 93.0
- Lexical Diversity: 3.02041
- Patent Class: 399.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['15982028', '15982023', '14855605', '13448776', '14381716']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8352787064369619
- 35 USC 102 Novelty (BERT): 0.5205492813275607
- Combined Prediction Score: 0.8038057639260218
- Mean Citation Score: 267.069508
- Max Citation Score: 359.20108
- Similarity Product: 282.8715227756572

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