PATENT CLAIM ANALYSIS

Application Number: 16178543
Application Type: Utility
Filing Date: 2018-11
Publication Date: 2019-05
Patent Classification: ["424", "465000"]

Abstract:
The invention discloses a double-layer tablet, wherein one layer has hole in which the ingredients of the other layer are filled; the number of said hole is 1-3, the diameters of the holes are 1-10 mm. Each layer of the double-layer tablet includes the active ingredients and the adjuvant materials and can be the rapid-release layer or sustained-release layer respectively. The preparation method: Preparing respectively a component I and a component II, both of them containing the active ingredients and the pharmaceutical excipients, and preparing the tablet having holes from component I; Forming the double-layer tablet composed of the component I layer and the component II layer after pressing said tablet having holes with the component II together; and filling the component II into the holes during compressing. It is proved by tests that the double-layer table in the invention is featured with high physical stability, hard breaking during transportation and storage, approximately constant release of medicine and usefulness of keeping stable plasma concentration of the medicine in the patient; thus, the effectiveness and safety of the medicine taken by the patient are improved greatly.

Claim (Index 9):
The hypnotics tablet according to  claim 1 , wherein: both layers comprises pharmaceutically acceptable excipients, the pharmaceutically acceptable excipients are selected from the group consisting of: a filler, a disintegrating agent, a lubricant, a binder, a glidant, and any combination thereof.

Metadata:
- Claim Count in Document: 26.0
- Percentile: 98.0
- Lexical Diversity: 2.07216
- Patent Class: 424.0
- Transitional Phrase Type: closed
- Component Type: 1
- Foreign Priority: True
- Related Applications: ['15107892', '11041474', '10015930', '15302977', '13254712']

Analysis Scores:
- 35 USC 101 Eligibility (BERT): 0.7688633226598073
- 35 USC 102 Novelty (BERT): 0.5575678956506088
- Combined Prediction Score: 0.7477337799588875
- Mean Citation Score: 255.9556
- Max Citation Score: 442.3945
- Similarity Product: 350.44299686941497

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

Dataset: test