How to check the patent number? Please help me check ZL200810141142.4, is it true or false?

A plaster for treating facial paralysis and its preparation method

Application number: 200810141142.4

Application date: 2008-08-27

Address: 456400 Minzhai Village, Baidaokou Town, Huaxian County, Henan Province

Inventor (designer): Sun Huanbin

Status: Authorized