uspto.gov
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#1,481

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Title
United States Patent and Trademark Office
Description
Home page of the United States Patent and Trademark Office's main web site.
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A
151.207.128.53 9 Domains
151.207.240.133 9 Domains
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2610:20:5004:1604::133 1 Domains
2610:20:500a:1604::31 1 Domains
MX
5 uspto-gov.mail.protection.outlook.com. 8,504,914 Domains
NS
lbboy-dns1.uspto.gov. 1 Domains
lbprod-dns1.uspto.gov. 1 Domains