Allowed notice of allowance not yet mailed

A very specific and technical phrase!

"Allowed notice of allowance not yet mailed" is a status update that typically appears in the Patent Office's (USPTO) Patent Application Information Retrieval (PAIR) system or other patent office databases.

Here's what it means:

In general, this status update indicates that the patent application is nearing the end of the examination process, and that the patent applicant can expect to receive the notice of allowance soon.