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<p>Here is a snip from slide 46 of USPTO's training slides for
son-of-ETAS. It says you must "enter[] at least one registration
number into the box highlighted in red". That's false. You
could, for example, enter merely an application number.<br>
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<p><img src="cid:part1.lVZqoHAK.IMxqXdly@oppedahl.com" alt=""></p>
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