PATENT CLAIM ANALYSIS

Application Number: 16171414
Application Type: Utility
Filing Date: 2018-10
Publication Date: 2019-05
Patent Classification: ["166", "284000"]

Abstract:
A perforation ball sealer for temporarily plugging a perforation in an oil or gas well comprises a polymer foam core and a shell surrounding the core formed from a solid or essentially solid second polymer. Both the core and the shell are made from slowly water-soluble polymers.

Claim (Index 8):
A process for temporarily plugging perforations in an oil or gas well comprising introducing into the well an aqueous treatment fluid containing a mass of the ball sealers of  claim 1 .

Metadata:
- Claim Count in Document: 10.0
- Percentile: 97.0
- Lexical Diversity: 1.44118
- Patent Class: 166.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: False
- Related Applications: ['11640813', '12103041', '14601051', '12252044', '14988421']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7606464154068696
- 35 USC 102 Novelty (BERT): 0.4632620755960129
- Combined Prediction Score: 0.730907981425784
- Mean Citation Score: 154.766734
- Max Citation Score: 190.09334
- Similarity Product: 147.58189182490108

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

Dataset: test