PATENT CLAIM ANALYSIS

Application Number: 15760793
Application Type: Utility
Filing Date: 2018-03
Publication Date: 2019-02
Patent Classification: ["347", "068000"]

Abstract:
An object of the present invention is to provide an ink jet head and the like that are small, are capable of achieving a higher resolution, increasing ejection stability, and lowering production costs, and include flow paths capable of circulating ink. An ink jet head of the present invention includes: a head chip including nozzles, pressure chambers that communicate with the respective nozzles, piezoelectric elements that correspond to the respective pressure chambers, discrete circulation flow paths that branch from ink flow paths extending from inlets of the pressure chambers to outlets of the nozzles and are capable of discharging the ink in the pressure chambers, and a common circulation flow path with which at least two of the discrete circulation flow paths communicate; and a common supply liquid chamber that is provided on the upper surface of the head chip, and stores the ink to be commonly supplied to the respective pressure chambers through ink supply holes formed in the upper surface of the head chip.

Claim (Index 12):
The ink jet head according to  claim 2 , wherein\n the nozzles are arranged in a plurality of rows, and the common circulation flow path is provided for every row or every other row of the rows of the nozzles.

Metadata:
- Claim Count in Document: 50.0
- Percentile: 90.0
- Lexical Diversity: 2.29487
- Patent Class: 347.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['15760809', '10912239', '11334385', '11236796', '10879008']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7869975832418006
- 35 USC 102 Novelty (BERT): 0.5112009317572738
- Combined Prediction Score: 0.7594179180933479
- Mean Citation Score: 271.350014
- Max Citation Score: 316.6442
- Similarity Product: 256.5171905019283

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

Dataset: test