PATENT CLAIM ANALYSIS

Application Number: 16075528
Application Type: Utility
Filing Date: 2018-08
Publication Date: 2019-02
Patent Classification: ["514", "560000"]

Abstract:
The present invention relates to a class of fatty acid compounds, a preparation method thereof and use thereof. The fatty acid compounds have the structure of the formula I, which has the ability to activate APMK and inhibit the glucose output in mouse primary hepatocytes. The fatty acid compounds can be used in preparing a medicament for the treatment of obesity or diabetes.

Claim (Index 9):
The method for preparing the fatty acid compound represented by following formula I according to  claim 8 , intermediate A15 of be prepared taking the following steps: (1) reacting 1-alkynyl-alcohol compound A21 in the presence of pyridine p-toluenesulfonate and 2-tetrahydropyran to give intermediate A23; reacting 1-hydroxy-bromo compound A22 in the presence of pyridine p-toluenesulfonate and 2-tetrahydropyran to obtained intermediate A24; (2) condensing A23 with A24 in the presence of n-butyllithium and HMPA to give intermediate A25; (3) deprotection of A25 in the presence ofp-toluenesulfonic acid and an organic solvent to obtain intermediate A26; (4) reacting A26 with carbon tetrabromide and triphenylphosphine to give the intermediate A15; the definitions of n and m are the same as described in  claim 1 .

Metadata:
- Claim Count in Document: 6.0
- Percentile: 96.0
- Lexical Diversity: 1.51111
- Patent Class: 514.0
- Transitional Phrase Type: none
- Component Type: 0
- Foreign Priority: True
- Related Applications: ['15326310', '15109101', '14398643', '15505052', '09972743']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7911737545710481
- 35 USC 102 Novelty (BERT): 0.5219345289840579
- Combined Prediction Score: 0.7642498320123491
- Mean Citation Score: 300.82333
- Max Citation Score: 318.17914
- Similarity Product: 223.2691004908561

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