PATENT CLAIM ANALYSIS

Application Number: 15781213
Application Type: Utility
Filing Date: 2018-06
Publication Date: 2018-12
Patent Classification: ["424", "620000"]

Abstract:
A pharmaceutical composition for treating leukemia, mainly made of the following raw materials by weight percentage: 2 to 8 percent of realgar, 25 to 42 percent of indigo naturalis, 50 to 60 percent of salvia miltiorrhiza, and 6 to 10 percent of heterophylla. The present disclosure improves the preparation method of salvia miltiorrhiza, reduces the amount of the adding water, the number of decocting times and the decocting time. Tanshiuone IIA extraction rate reaches 75%. The pharmaceutical composition of the present disclosure can treat leukemia, the complete remission rate reaches 92.9%, the curative effect is obviously improved, and the toxic side effects are greatly reduced.

Claim (Index 4):
A method for preparing the pharmaceutical composition for treating leukemia according to  claim 1 , comprising following steps:\n mixing a realgar powder, a heterophylla powder and an indigo naturalis powder to obtain a mixture for standby application; adding water to the salvia miltiorrhiza in accordance with liquid-to-solid ratio of 8 ml/1 g-9 ml/1 g to obtain a solution, decocting the solution 1-2 times, for 50-55 min each time, then filtering the solution to obtain a filtrate, the filtrate is then concentrated to get a concentrate at a temperature of 48-54\u00b0 C.; adding the mixture to the concentrate, and then mixing the mixture and the concentrate, making a corresponding pharmaceutical dosage form as required.

Metadata:
- Claim Count in Document: 8.0
- Percentile: 94.0
- Lexical Diversity: 1.65753
- Patent Class: 424.0
- Transitional Phrase Type: open
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['14903684', '12706522', '15839992', '15564944', '15634489']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7019680549147849
- 35 USC 102 Novelty (BERT): 0.4995832383443236
- Combined Prediction Score: 0.6817295732577388
- Mean Citation Score: 210.017684
- Max Citation Score: 221.63336
- Similarity Product: 144.61416313173294

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

Dataset: test