CoAuthLock Object (Word)
Represents a lock within the document. The CoAuthLock object is a member of the CoAuthLocks collection.
Use Locks(index), where index is the index number, to return a CoAuthLock object. When adding a CoAuthLock object, use the WdLockType enumeration to specify the type of lock.
The following code example returns the first lock in the active document.
The following code example adds a reservation lock on the third paragraph in the active document. Reservation locks are explicitly created by a document author and are persisted across explicit save actions (locks of type wdLockEphemeral do not persist across explicit saves). You can add locks with a with a lock type of wdLockReservation using the Word 2010 ribbon. For example, you can create a reservation lock on a selected paragraph range using Block Authors on the Review tab.