PATENT CLAIM ANALYSIS

Application Number: 15933950
Application Type: Utility
Filing Date: 2018-03
Publication Date: 2019-09
Patent Classification: ["137", "283000"]

Abstract:
A hinge pin for a check valve includes a shaft, a first end of the shaft, a second end of the shaft opposite the first end, and a first connection element on the shaft between the first end and the second end. The first connection element lockably connects to a valve disk assembly, the first end having a second connection element to connect to an oil-cushion arm, the second end having a third connection element to connect to a counterweight arm, the shaft being composed of maraging steel.

Claim (Index 1):
A hinge pin for a check valve for a fluid flow system, the hinge pin comprising:\n a shaft having a first end and a second end, the second end of the shaft opposite the first end; and a first connection element on the shaft between the first end and the second end, the first connection element configured to lockably connect to a valve disk assembly, the first end having a second connection element, the second end having a third connection element configured to connect to a counterweight arm, the shaft being composed of maraging steel, the maraging steel including 15 to 25 percent by weight nickel.

Metadata:
- Claim Count in Document: 47.0
- Percentile: 90.0
- Lexical Diversity: 2.46154
- Patent Class: 137.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: False
- Related Applications: ['14513727', '15528107', '12784135', '15279071', '15916357']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8238116512532095
- 35 USC 102 Novelty (BERT): 0.4918704011436516
- Combined Prediction Score: 0.7906175262422538
- Mean Citation Score: 190.26736
- Max Citation Score: 253.3644
- Similarity Product: 165.1948749811649

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