Patch preparation
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 30, 2020
Grant Date -
Dec 22, 2016
app pub date -
Feb 24, 2015
filing date -
Mar 6, 2014
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Provided is a patch preparation that has improved adhesion to an adherend so as to enable a drug, especially, a systemically active drug to be stably and continuously administered over an extended period. The patch preparation has a layered structure comprising a patch layer including an adhesive plaster containing a drug and a patch support, and a cover layer in this order from a side attached to a skin. In the patch preparation, a buffer material is disposed between the patch support of the patch layer and the cover layer, the cover layer has a size covering an area beyond peripheral edges of the patch layer, and a shielding film is further disposed between the cover layer and the buffer material.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2015 Application Filing Year
- A61K Class
- 16157 Applications Filed
- 11882 Patents Issued To-Date
- 73.55 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- A61K Class
- 0 % this patent is cited more than
- 5 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Dec 30, 2027 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Dec 30, 2031 |
