![DE20221397U1 - Transdermal patch, useful for administering fentanyl or its analog through the skin, comprises a backing layer on which a reservoir containing a single phase polymeric composition is disposed - Google Patents DE20221397U1 - Transdermal patch, useful for administering fentanyl or its analog through the skin, comprises a backing layer on which a reservoir containing a single phase polymeric composition is disposed - Google Patents](https://patentimages.storage.googleapis.com/6e/b8/c4/7803c1c1e3bba0/00260001.png)
DE20221397U1 - Transdermal patch, useful for administering fentanyl or its analog through the skin, comprises a backing layer on which a reservoir containing a single phase polymeric composition is disposed - Google Patents
![DE20220982U1 - Transdermal patch, useful for administering fentanyl or its analog through the skin, comprises a backing layer on which a reservoir containing a single phase polymeric composition is disposed - Google Patents DE20220982U1 - Transdermal patch, useful for administering fentanyl or its analog through the skin, comprises a backing layer on which a reservoir containing a single phase polymeric composition is disposed - Google Patents](https://patentimages.storage.googleapis.com/a5/0a/7f/cb6f2a0366306a/00260001.png)
DE20220982U1 - Transdermal patch, useful for administering fentanyl or its analog through the skin, comprises a backing layer on which a reservoir containing a single phase polymeric composition is disposed - Google Patents
![DE20221397U1 - Transdermal patch, useful for administering fentanyl or its analog through the skin, comprises a backing layer on which a reservoir containing a single phase polymeric composition is disposed - Google Patents DE20221397U1 - Transdermal patch, useful for administering fentanyl or its analog through the skin, comprises a backing layer on which a reservoir containing a single phase polymeric composition is disposed - Google Patents](https://patentimages.storage.googleapis.com/f5/2b/a8/2a6a965c8c29a0/00280001.png)
DE20221397U1 - Transdermal patch, useful for administering fentanyl or its analog through the skin, comprises a backing layer on which a reservoir containing a single phase polymeric composition is disposed - Google Patents
![DE20220982U1 - Transdermal patch, useful for administering fentanyl or its analog through the skin, comprises a backing layer on which a reservoir containing a single phase polymeric composition is disposed - Google Patents DE20220982U1 - Transdermal patch, useful for administering fentanyl or its analog through the skin, comprises a backing layer on which a reservoir containing a single phase polymeric composition is disposed - Google Patents](https://patentimages.storage.googleapis.com/47/61/aa/3af6afccfde972/00270001.png)
DE20220982U1 - Transdermal patch, useful for administering fentanyl or its analog through the skin, comprises a backing layer on which a reservoir containing a single phase polymeric composition is disposed - Google Patents
![DE20220982U1 - Transdermal patch, useful for administering fentanyl or its analog through the skin, comprises a backing layer on which a reservoir containing a single phase polymeric composition is disposed - Google Patents DE20220982U1 - Transdermal patch, useful for administering fentanyl or its analog through the skin, comprises a backing layer on which a reservoir containing a single phase polymeric composition is disposed - Google Patents](https://patentimages.storage.googleapis.com/c6/81/fb/86ea7d21ab8947/00290001.png)