PATENT CLAIM ANALYSIS

Application Number: 16111012
Application Type: Utility
Filing Date: 2018-08
Publication Date: 2019-02
Patent Classification: ["297", "407000"]

Abstract:
A headrest includes: a main frame, left and right side frames, and left and right rotation-coupling portions. The main frame is supported at an upper end portion of a seatback. The left and right side frames that are disposed on left and right sides of the main frame. The left and right rotation-coupling portions couple the left and right side frames to the main frame such that the left and right side frames are capable of rotating with respect to the main frame about left and right up-down-extending axes. Each rotation-coupling portion includes a boss hole, a boss, a hinge hole, and a hinge.

Claim (Index 1):
A headrest comprising:\n a main frame that is supported at an upper end portion of a seatback; left and right side frames that are disposed on left and right sides of the main frame; and left and right rotation-coupling portions that couple the left and right side frames to the main frame such that the left and right side frames are capable of rotating with respect to the main frame about left and right up-down-extending axes, each rotation-coupling portion including\n a boss hole that is formed at one up-down direction end side of one of the main frame or a corresponding side frame, \n a boss that is formed at one up-down direction end side of the other of the main frame or the corresponding side frame, and that fits together with the boss hole so as to be capable of rotating relative to the boss hole, \n a hinge hole that is formed at the other up-down direction end side of either one of the main frame or the corresponding side frame, and \n a hinge that includes a bracket fastened and fixed to the other up-down direction end side of the other of either the main frame or the corresponding side frame, and that includes a movable shaft that is rotatably supported by the bracket and that is fitted together with the hinge hole so as to be incapable of rotating relative to the hinge hole.

Metadata:
- Claim Count in Document: 20.0
- Percentile: 96.0
- Lexical Diversity: 2.5
- Patent Class: 297.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['13106266', '15772423', '15577514', '13995774', '16110864']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7586673133255699
- 35 USC 102 Novelty (BERT): 0.4699725743914413
- Combined Prediction Score: 0.7297978394321571
- Mean Citation Score: 222.49742
- Max Citation Score: 226.22661
- Similarity Product: 177.08109275241495

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