<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="Generator" content="Microsoft Word 15 (filtered medium)">
<!--[if !mso]><style>v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style><![endif]--><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:Aptos;
panose-1:2 11 0 4 2 2 2 2 2 4;}
@font-face
{font-family:"Times New Roman \(Body CS\)";
panose-1:2 11 6 4 2 2 2 2 2 4;}
@font-face
{font-family:"Helvetica Neue";
panose-1:2 0 5 3 0 0 0 2 0 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
font-size:10.0pt;
font-family:"Calibri",sans-serif;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
span.gmailsignatureprefix
{mso-style-name:gmail_signature_prefix;}
span.EmailStyle19
{mso-style-type:personal-reply;
font-family:"Arial",sans-serif;
color:windowtext;
font-weight:normal;
font-style:normal;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;
mso-ligatures:none;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body lang="EN-US" link="blue" vlink="purple" style="word-wrap:break-word">
<div class="WordSection1">
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Arial",sans-serif">FYI, both Windows and MacOS have built-in SHA512 tools, so no need to download new tools unless you want/need a GUI.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Arial",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt;font-family:"Arial",sans-serif">Windows (command line):<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt;font-family:"Courier New"">certutil -hashfile
<i>filename</i> SHA512<i><o:p></o:p></i></span></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt;font-family:"Arial",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt;font-family:"Arial",sans-serif">MacOS (Terminal)<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt;font-family:"Courier New"">sha512
<i>filename</i><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Arial",sans-serif"><o:p> </o:p></span></p>
<div>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt">Best regards,<br>
<br>
-Jim<br>
<br>
James C. Larsen<br>
Attorney<br>
Larsen IP PLLC<br>
p: 425.298.6846<br>
e: <a href="mailto:jim@Larsen-IP.com"><span style="color:#0563C1">jim@Larsen-IP.com</span></a><br>
w. <a href="http://www.Larsen-IP.com"><span style="color:#0563C1">www.Larsen-IP.com</span></a><br>
<br>
NOTICE OF CONFIDENTIALITY: The information contained in this email, including any attachments, is confidential and may be privileged. It is intended only for the use of the individual(s) or entity named herein. If the reader of this message is not the intended
recipient or authorized agent, you are hereby notified that any dissemination, distribution, or copying of this communication is strictly prohibited. Unintended recipients are requested to notify the sender immediately and to permanently delete this e-mail,
any attachments, and copies.<o:p></o:p></span></p>
</div>
</div>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Arial",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Arial",sans-serif"><o:p> </o:p></span></p>
<div id="mail-editor-reference-message-container">
<div>
<div>
<div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal" style="margin-bottom:12.0pt"><b><span style="font-size:12.0pt;font-family:"Aptos",sans-serif;color:black">From:
</span></b><span style="font-size:12.0pt;font-family:"Aptos",sans-serif;color:black">Patentpractice <patentpractice-bounces@oppedahl-lists.com> on behalf of Rick Neifeld via Patentpractice <patentpractice@oppedahl-lists.com><br>
<b>Date: </b>Friday, December 13, 2024 at 12:45</span><span style="font-size:12.0pt;font-family:"Arial",sans-serif;color:black">\u202f</span><span style="font-size:12.0pt;font-family:"Aptos",sans-serif;color:black">PM<br>
<b>To: </b>For patent practitioners. This is not for laypersons to seek legal advice. <patentpractice@oppedahl-lists.com><br>
<b>Cc: </b>Rick Neifeld <richardneifeld@gmail.com><br>
<b>Subject: </b>Re: [Patentpractice] reliable way to compare SHA-512 strings from Patent Center?<o:p></o:p></span></p>
</div>
<div>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt">HashTool, a free MS software standalone dones this just fine. Set it to SHA-5123, as shown below.<o:p></o:p></span></p>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt"><img border="0" width="527" height="341" style="width:5.4895in;height:3.552in" id="_x0000_i1025" src="cid:ii_m4n7uicx0"><o:p></o:p></span></p>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
</div>
</div>
</div>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<div>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt">On Fri, Dec 13, 2024 at 2:59\u202fAM William Ahmed via Patentpractice <<a href="mailto:patentpractice@oppedahl-lists.com">patentpractice@oppedahl-lists.com</a>> wrote:<o:p></o:p></span></p>
</div>
<blockquote style="border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in">
<div>
<div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">Dear List,<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">BACKGROUND (The Old Days -- EFS Web)<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">Until 2023, we always submitted filings via EFS web. EFS web provided the BYTE COUNT upon filing.<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">This was great and important.<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">If 3 years later, when filing the figures for a continuation application, I wanted to make 100% sure that I was re-filing the
<i>exact same pdf file </i>(instead of another version with the same file-name),<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">I would check the byte count (usually using an MS-DOS window - yeah, I am over 50 years old) to make sure.<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">PATENT CENTER (I need the same functionality that I used to have)<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">Now we live in the world of SHA-512 - Patent Center gives SHA-512 rather than bye count.<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">I want to do the same for Patent center - I want the ability to take a pdf file on my computer (e.g. 11 months after filing a US provisional), run it through SHA-512 and reproduce the SAME SHA-512
string.<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">I am embarrassed to say that I TRIED and I FAILED<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">In Jan 2024, a US provisional was filed -- the drawings file (USProvfiguresJan2024.pdf had a SHA-512 value of "abcdefg".<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">I now downloaded and installed a free "Digital Volcano Hash tool" -- I gave it USProvfiguresJan2024.pdf and asked for the <o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">SHA-512 string. <o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">The 'SHA-512' hash strings did NOT match.<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">What am I doing wrong? <o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">Thanks,<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Helvetica Neue"">Bill<o:p></o:p></span></p>
</div>
</div>
</div>
<p class="MsoNormal"><span style="font-size:11.0pt">-- <br>
Patentpractice mailing list<br>
<a href="mailto:Patentpractice@oppedahl-lists.com" target="_blank">Patentpractice@oppedahl-lists.com</a><br>
<a href="http://oppedahl-lists.com/mailman/listinfo/patentpractice_oppedahl-lists.com" target="_blank">http://oppedahl-lists.com/mailman/listinfo/patentpractice_oppedahl-lists.com</a><o:p></o:p></span></p>
</blockquote>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt"><br clear="all">
<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
</div>
<p class="MsoNormal"><span class="gmailsignatureprefix"><span style="font-size:11.0pt">--
</span></span><span style="font-size:11.0pt"><o:p></o:p></span></p>
<div>
<div>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt">Best regards<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt">Rick Neifeld, J.D., Ph.D. <o:p>
</o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt">Neifeld IP Law PLLC<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt">9112 Shearman Street, Fairfax VA 22032<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt">Mobile: 7034470727<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt">Email: <a href="mailto:RichardNeifeld@gmail.com" target="_blank">
RichardNeifeld@gmail.com</a>; <o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt">This is NOT a confidential and privileged communication. If you are not the intended recipient, please delete this email and notify the sender you have done so.<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</body>
</html>