PATENT CLAIM ANALYSIS

Application Number: 16014572
Application Type: Utility
Filing Date: 2018-06
Publication Date: 2018-10
Patent Classification: ["507", "105000"]

Abstract:
An invert emulsion drilling fluid, and a method for the use thereof in drilling wellbores, with good rheological properties at high temperatures and pressures. One embodiment of the drilling fluids is free of organophilic clays and lignites, free of calcium chloride, and comprises glycerol in the internal phase, and a suspension agent comprising a combination of a fatty dimer diamine and a short chain acid, such as citric acid. In one embodiment, the base oil for the emulsion is a paraffin and/or mineral oil. The drilling fluids provide good rheological properties including good suspension of drill cuttings.

Claim (Index 20):
The method of  claim 14  wherein at least the portion of the subterranean formation comprises shales.

Metadata:
- Claim Count in Document: 50.0
- Percentile: 94.0
- Lexical Diversity: 1.6875
- Patent Class: 507.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: False
- Related Applications: ['13602684', '12661971', '13468022', '12660873', '13342179']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.8029652008716917
- 35 USC 102 Novelty (BERT): 0.550611914914126
- Combined Prediction Score: 0.7777298722759352
- Mean Citation Score: 382.495064
- Max Citation Score: 422.6503
- Similarity Product: 308.5947846010685

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