PATENT CLAIM ANALYSIS

Application Number: 16086289
Application Type: Utility
Filing Date: 2018-09
Publication Date: 2019-09
Patent Classification: ["401", "199000"]

Abstract:
A liquid ink instrument, including: a pen body, a writing element mounted on the head of the pen body, an ink absorber mounted at the rear end of the writing element; a fiber ink feeder mounted in the body penetrates the ink absorbing body, the front end in contact with the writing element, the rear end communicated with the ink cartridge; at least one air-liquid balancer in the axial direction, the air-liquid balancer installed between the recited fiber ink feeder and the body; having one or more air-liquid exchange grooves penetrating through the outer circumferential surface; having an overflow groove on a radial surface of the air-liquid balancer, one end contacted to fiber ink feeder, and the other end communicating with air-liquid exchange groove; a gas-free fit or an interference fit adopted between the outer circumferential surface of the fiber ink feeder and the inner wall of the air-liquid balancer.

Claim (Index 6):
A liquid ink writing instrument according to  claim 1 , wherein there is an overflow groove penetrating the inner wall provided on the surface or in the mid-position of the air-liquid balancer.

Metadata:
- Claim Count in Document: 32.0
- Percentile: 97.0
- Lexical Diversity: 2.46269
- Patent Class: 401.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['10511304', '15023761', '10480941', '12440270', '14405555']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.6541989916826745
- 35 USC 102 Novelty (BERT): 0.4743481810462968
- Combined Prediction Score: 0.6362139106190368
- Mean Citation Score: 190.108022
- Max Citation Score: 207.49336
- Similarity Product: 150.19388557620525

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

Dataset: test