PATENT CLAIM ANALYSIS

Application Number: 15742632
Application Type: Utility
Filing Date: 2018-01
Publication Date: 2018-07
Patent Classification: ["166", "084100"]

Abstract:
A modified stuffing box for a wellhead is provided. More particularly, a modified stuffing box having improved and adjustable sealing is provided. The modified stuffing box may include a valve for sealing the well.

Claim (Index 1):
A stuffing box for sealing around a rod for wellbore operations, comprising:\n a tubular body forming a central bore for receiving the rod, the body having a top, a middle and a bottom housings, the middle housing being positionable between and sealingly engageable with the top and bottom housings,\n the top housing adapted to contain at least one first seal within the bore for sealingly engaging with the rod, \n the bottom housing adapted to contain at least one second seal within the bore for sealingly engaging with the rod, and \n an adjuster for releasably connecting the top housing and the bottom housing, and for adjusting misalignment of the rod within the bore, wherein activation of the adjusters compresses the at least one first and second seals to sealingly engage the rod, and secures the middle housing between the top and bottom housings, and deactivation of the adjusters simultaneously decompresses the at least one first and second seals to disengage the sealing engagement with the rod.

Metadata:
- Claim Count in Document: 11.0
- Percentile: 86.0
- Lexical Diversity: 1.58333
- Patent Class: 166.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: False
- Related Applications: ['11761258', '14996767', '10638737', '11531567', '11137285']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.770465365793348
- 35 USC 102 Novelty (BERT): 0.481823936599115
- Combined Prediction Score: 0.7416012228739247
- Mean Citation Score: 250.335726
- Max Citation Score: 256.87668
- Similarity Product: 225.04108611918213

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

Dataset: test