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Fruno

08/03/22 1:35 PM

#110958 RE: forztnt2 #110949

The claims in the application that was "abandoned" are incorporated into the first application you listed.

This application is a Continuation-in-Part of U.S.
patent application Ser. No. 17/121,118, filed 14 Dec. 2020,
and claims the benefit thereof.


The more recent application shows the same device design as the abandoned one, but with the addition of the sealant. Maybe, from a legal standpoint, only the more recent one is needed. You are correct in that the abandoned application can be easily re-activated.

The new website is different - it took me a while before I saw that the status was "Allowed -- Notice of Allowance Not Yet Mailed - 08/02/2022". The allowance letter should be out soon.
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buzlightwaveIV

08/03/22 3:01 PM

#110968 RE: forztnt2 #110949

Thanks Forztn on your diligence regarding the patent prosecution stuff,

I did the same since patent #1 - but got lazy recently.

Your updates are excellent.

"It's not a matter of if, but when" - Dr. David Eaton, shareholder meeting presentation, circa 2011
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Richard_LaRiv

08/03/22 3:09 PM

#110970 RE: forztnt2 #110949

Great news on the ALD patent. This is future proofing LWLG technology. I spoke with my buddy who works for a large semiconductor materials supplier about the importance of ALD. He described Atomic Layer Deposition as the next step in advancement for Chemical Vapor Deposition. Both are commonly used and standard practice in advanced semiconductor foundries.

However, ALD is capable of creating a layer that is only a few atoms in thickness. This allows for the layer to be perfectly smooth, which is really important when building devices that transmit light, since you do not want any rigid surface that can refract or interrupt the light causing loss or degradation.

This patent appears to be very important in producing devices in an advanced foundry with inline wafer test (pre-packaging) AT SCALE. As of now, one of the most time consuming parts of producing photonics in a foundry setting is wafer testing. Reducing this friction could be the enabling factor acceptance into a foundry.

I would be interested to find out exactly which foundries have the equipment and expertise for Atomic Layer Deposition. That would be a good indication of our near term foundry partners. I will post it here if I find this information.