Multi Point Sliding Door no name but "Pat Pend"

A home owner from Charlotte Nc says:
Hello,

I am trying to replace my patio door lock, but I can't find it anywhere online on in the stores here it has no name, just "Pat Pend" written on it.

Thank you.
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Lauren from SWISCO responded:

Hello, thank you for posting!

Your mortise lock resembles our 82-265. Please compare your original to the dimensions we have listed for a good fit!

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